diff --git a/lib/android/command_providers.dart b/lib/android/command_providers.dart
index 6b633fe0..243b8ca8 100644
--- a/lib/android/command_providers.dart
+++ b/lib/android/command_providers.dart
@@ -32,7 +32,11 @@ class _YubikeyProvider extends StateNotifier<YubiKeyData?> {
 
       DeviceNode deviceNode = isNfc
           ? DeviceNode.nfcReader(DevicePath([]), name)
-          : DeviceNode.usbYubiKey(DevicePath([]), name, -1, deviceInfo);
+          : DeviceNode.usbYubiKey(
+              DevicePath([]),
+              name,
+              /*TODO: replace with correct PID*/ UsbPid.yk4OtpFidoCcid,
+              deviceInfo);
       state = YubiKeyData(deviceNode, name, deviceInfo);
     } on Exception catch (e) {
       _log.config('Invalid data for yubikey: $input. $e');
diff --git a/lib/app/models.dart b/lib/app/models.dart
index 97b810cc..ef1b9e45 100755
--- a/lib/app/models.dart
+++ b/lib/app/models.dart
@@ -1,9 +1,12 @@
 import 'package:flutter/material.dart';
 import 'package:freezed_annotation/freezed_annotation.dart';
 import '../../management/models.dart';
+import '../core/models.dart';
 
 part 'models.freezed.dart';
 
+const _listEquality = ListEquality();
+
 enum Availability { enabled, disabled, unsupported }
 
 enum Application { oath, fido, otp, piv, openpgp, hsmauth, management }
@@ -71,14 +74,19 @@ extension Applications on Application {
   }
 }
 
+@freezed
+class ApplicationStateResult<T> with _$ApplicationStateResult {
+  factory ApplicationStateResult.none() = _None;
+  factory ApplicationStateResult.failure(String reason) = _Failure;
+  factory ApplicationStateResult.success(T state) = _Success;
+}
+
 @freezed
 class YubiKeyData with _$YubiKeyData {
   factory YubiKeyData(DeviceNode node, String name, DeviceInfo info) =
       _YubiKeyData;
 }
 
-const _listEquality = ListEquality();
-
 class DevicePath {
   final List<String> segments;
 
@@ -96,7 +104,8 @@ class DevicePath {
 class DeviceNode with _$DeviceNode {
   const DeviceNode._();
   factory DeviceNode.usbYubiKey(
-      DevicePath path, String name, int pid, DeviceInfo? info) = UsbYubiKeyNode;
+          DevicePath path, String name, UsbPid pid, DeviceInfo? info) =
+      UsbYubiKeyNode;
   factory DeviceNode.nfcReader(DevicePath path, String name) = NfcReaderNode;
 
   Transport get transport =>
diff --git a/lib/app/models.freezed.dart b/lib/app/models.freezed.dart
index a6011f8f..faf4b24b 100755
--- a/lib/app/models.freezed.dart
+++ b/lib/app/models.freezed.dart
@@ -13,6 +13,482 @@ T _$identity<T>(T value) => value;
 final _privateConstructorUsedError = UnsupportedError(
     'It seems like you constructed your class using `MyClass._()`. This constructor is only meant to be used by freezed and you are not supposed to need it nor use it.\nPlease check the documentation here for more informations: https://github.com/rrousselGit/freezed#custom-getters-and-methods');
 
+/// @nodoc
+class _$ApplicationStateResultTearOff {
+  const _$ApplicationStateResultTearOff();
+
+  _None<T> none<T>() {
+    return _None<T>();
+  }
+
+  _Failure<T> failure<T>(String reason) {
+    return _Failure<T>(
+      reason,
+    );
+  }
+
+  _Success<T> success<T>(T state) {
+    return _Success<T>(
+      state,
+    );
+  }
+}
+
+/// @nodoc
+const $ApplicationStateResult = _$ApplicationStateResultTearOff();
+
+/// @nodoc
+mixin _$ApplicationStateResult<T> {
+  @optionalTypeArgs
+  TResult when<TResult extends Object?>({
+    required TResult Function() none,
+    required TResult Function(String reason) failure,
+    required TResult Function(T state) success,
+  }) =>
+      throw _privateConstructorUsedError;
+  @optionalTypeArgs
+  TResult? whenOrNull<TResult extends Object?>({
+    TResult Function()? none,
+    TResult Function(String reason)? failure,
+    TResult Function(T state)? success,
+  }) =>
+      throw _privateConstructorUsedError;
+  @optionalTypeArgs
+  TResult maybeWhen<TResult extends Object?>({
+    TResult Function()? none,
+    TResult Function(String reason)? failure,
+    TResult Function(T state)? success,
+    required TResult orElse(),
+  }) =>
+      throw _privateConstructorUsedError;
+  @optionalTypeArgs
+  TResult map<TResult extends Object?>({
+    required TResult Function(_None<T> value) none,
+    required TResult Function(_Failure<T> value) failure,
+    required TResult Function(_Success<T> value) success,
+  }) =>
+      throw _privateConstructorUsedError;
+  @optionalTypeArgs
+  TResult? mapOrNull<TResult extends Object?>({
+    TResult Function(_None<T> value)? none,
+    TResult Function(_Failure<T> value)? failure,
+    TResult Function(_Success<T> value)? success,
+  }) =>
+      throw _privateConstructorUsedError;
+  @optionalTypeArgs
+  TResult maybeMap<TResult extends Object?>({
+    TResult Function(_None<T> value)? none,
+    TResult Function(_Failure<T> value)? failure,
+    TResult Function(_Success<T> value)? success,
+    required TResult orElse(),
+  }) =>
+      throw _privateConstructorUsedError;
+}
+
+/// @nodoc
+abstract class $ApplicationStateResultCopyWith<T, $Res> {
+  factory $ApplicationStateResultCopyWith(ApplicationStateResult<T> value,
+          $Res Function(ApplicationStateResult<T>) then) =
+      _$ApplicationStateResultCopyWithImpl<T, $Res>;
+}
+
+/// @nodoc
+class _$ApplicationStateResultCopyWithImpl<T, $Res>
+    implements $ApplicationStateResultCopyWith<T, $Res> {
+  _$ApplicationStateResultCopyWithImpl(this._value, this._then);
+
+  final ApplicationStateResult<T> _value;
+  // ignore: unused_field
+  final $Res Function(ApplicationStateResult<T>) _then;
+}
+
+/// @nodoc
+abstract class _$NoneCopyWith<T, $Res> {
+  factory _$NoneCopyWith(_None<T> value, $Res Function(_None<T>) then) =
+      __$NoneCopyWithImpl<T, $Res>;
+}
+
+/// @nodoc
+class __$NoneCopyWithImpl<T, $Res>
+    extends _$ApplicationStateResultCopyWithImpl<T, $Res>
+    implements _$NoneCopyWith<T, $Res> {
+  __$NoneCopyWithImpl(_None<T> _value, $Res Function(_None<T>) _then)
+      : super(_value, (v) => _then(v as _None<T>));
+
+  @override
+  _None<T> get _value => super._value as _None<T>;
+}
+
+/// @nodoc
+
+class _$_None<T> implements _None<T> {
+  _$_None();
+
+  @override
+  String toString() {
+    return 'ApplicationStateResult<$T>.none()';
+  }
+
+  @override
+  bool operator ==(dynamic other) {
+    return identical(this, other) ||
+        (other.runtimeType == runtimeType && other is _None<T>);
+  }
+
+  @override
+  int get hashCode => runtimeType.hashCode;
+
+  @override
+  @optionalTypeArgs
+  TResult when<TResult extends Object?>({
+    required TResult Function() none,
+    required TResult Function(String reason) failure,
+    required TResult Function(T state) success,
+  }) {
+    return none();
+  }
+
+  @override
+  @optionalTypeArgs
+  TResult? whenOrNull<TResult extends Object?>({
+    TResult Function()? none,
+    TResult Function(String reason)? failure,
+    TResult Function(T state)? success,
+  }) {
+    return none?.call();
+  }
+
+  @override
+  @optionalTypeArgs
+  TResult maybeWhen<TResult extends Object?>({
+    TResult Function()? none,
+    TResult Function(String reason)? failure,
+    TResult Function(T state)? success,
+    required TResult orElse(),
+  }) {
+    if (none != null) {
+      return none();
+    }
+    return orElse();
+  }
+
+  @override
+  @optionalTypeArgs
+  TResult map<TResult extends Object?>({
+    required TResult Function(_None<T> value) none,
+    required TResult Function(_Failure<T> value) failure,
+    required TResult Function(_Success<T> value) success,
+  }) {
+    return none(this);
+  }
+
+  @override
+  @optionalTypeArgs
+  TResult? mapOrNull<TResult extends Object?>({
+    TResult Function(_None<T> value)? none,
+    TResult Function(_Failure<T> value)? failure,
+    TResult Function(_Success<T> value)? success,
+  }) {
+    return none?.call(this);
+  }
+
+  @override
+  @optionalTypeArgs
+  TResult maybeMap<TResult extends Object?>({
+    TResult Function(_None<T> value)? none,
+    TResult Function(_Failure<T> value)? failure,
+    TResult Function(_Success<T> value)? success,
+    required TResult orElse(),
+  }) {
+    if (none != null) {
+      return none(this);
+    }
+    return orElse();
+  }
+}
+
+abstract class _None<T> implements ApplicationStateResult<T> {
+  factory _None() = _$_None<T>;
+}
+
+/// @nodoc
+abstract class _$FailureCopyWith<T, $Res> {
+  factory _$FailureCopyWith(
+          _Failure<T> value, $Res Function(_Failure<T>) then) =
+      __$FailureCopyWithImpl<T, $Res>;
+  $Res call({String reason});
+}
+
+/// @nodoc
+class __$FailureCopyWithImpl<T, $Res>
+    extends _$ApplicationStateResultCopyWithImpl<T, $Res>
+    implements _$FailureCopyWith<T, $Res> {
+  __$FailureCopyWithImpl(_Failure<T> _value, $Res Function(_Failure<T>) _then)
+      : super(_value, (v) => _then(v as _Failure<T>));
+
+  @override
+  _Failure<T> get _value => super._value as _Failure<T>;
+
+  @override
+  $Res call({
+    Object? reason = freezed,
+  }) {
+    return _then(_Failure<T>(
+      reason == freezed
+          ? _value.reason
+          : reason // ignore: cast_nullable_to_non_nullable
+              as String,
+    ));
+  }
+}
+
+/// @nodoc
+
+class _$_Failure<T> implements _Failure<T> {
+  _$_Failure(this.reason);
+
+  @override
+  final String reason;
+
+  @override
+  String toString() {
+    return 'ApplicationStateResult<$T>.failure(reason: $reason)';
+  }
+
+  @override
+  bool operator ==(dynamic other) {
+    return identical(this, other) ||
+        (other.runtimeType == runtimeType &&
+            other is _Failure<T> &&
+            const DeepCollectionEquality().equals(other.reason, reason));
+  }
+
+  @override
+  int get hashCode =>
+      Object.hash(runtimeType, const DeepCollectionEquality().hash(reason));
+
+  @JsonKey(ignore: true)
+  @override
+  _$FailureCopyWith<T, _Failure<T>> get copyWith =>
+      __$FailureCopyWithImpl<T, _Failure<T>>(this, _$identity);
+
+  @override
+  @optionalTypeArgs
+  TResult when<TResult extends Object?>({
+    required TResult Function() none,
+    required TResult Function(String reason) failure,
+    required TResult Function(T state) success,
+  }) {
+    return failure(reason);
+  }
+
+  @override
+  @optionalTypeArgs
+  TResult? whenOrNull<TResult extends Object?>({
+    TResult Function()? none,
+    TResult Function(String reason)? failure,
+    TResult Function(T state)? success,
+  }) {
+    return failure?.call(reason);
+  }
+
+  @override
+  @optionalTypeArgs
+  TResult maybeWhen<TResult extends Object?>({
+    TResult Function()? none,
+    TResult Function(String reason)? failure,
+    TResult Function(T state)? success,
+    required TResult orElse(),
+  }) {
+    if (failure != null) {
+      return failure(reason);
+    }
+    return orElse();
+  }
+
+  @override
+  @optionalTypeArgs
+  TResult map<TResult extends Object?>({
+    required TResult Function(_None<T> value) none,
+    required TResult Function(_Failure<T> value) failure,
+    required TResult Function(_Success<T> value) success,
+  }) {
+    return failure(this);
+  }
+
+  @override
+  @optionalTypeArgs
+  TResult? mapOrNull<TResult extends Object?>({
+    TResult Function(_None<T> value)? none,
+    TResult Function(_Failure<T> value)? failure,
+    TResult Function(_Success<T> value)? success,
+  }) {
+    return failure?.call(this);
+  }
+
+  @override
+  @optionalTypeArgs
+  TResult maybeMap<TResult extends Object?>({
+    TResult Function(_None<T> value)? none,
+    TResult Function(_Failure<T> value)? failure,
+    TResult Function(_Success<T> value)? success,
+    required TResult orElse(),
+  }) {
+    if (failure != null) {
+      return failure(this);
+    }
+    return orElse();
+  }
+}
+
+abstract class _Failure<T> implements ApplicationStateResult<T> {
+  factory _Failure(String reason) = _$_Failure<T>;
+
+  String get reason;
+  @JsonKey(ignore: true)
+  _$FailureCopyWith<T, _Failure<T>> get copyWith =>
+      throw _privateConstructorUsedError;
+}
+
+/// @nodoc
+abstract class _$SuccessCopyWith<T, $Res> {
+  factory _$SuccessCopyWith(
+          _Success<T> value, $Res Function(_Success<T>) then) =
+      __$SuccessCopyWithImpl<T, $Res>;
+  $Res call({T state});
+}
+
+/// @nodoc
+class __$SuccessCopyWithImpl<T, $Res>
+    extends _$ApplicationStateResultCopyWithImpl<T, $Res>
+    implements _$SuccessCopyWith<T, $Res> {
+  __$SuccessCopyWithImpl(_Success<T> _value, $Res Function(_Success<T>) _then)
+      : super(_value, (v) => _then(v as _Success<T>));
+
+  @override
+  _Success<T> get _value => super._value as _Success<T>;
+
+  @override
+  $Res call({
+    Object? state = freezed,
+  }) {
+    return _then(_Success<T>(
+      state == freezed
+          ? _value.state
+          : state // ignore: cast_nullable_to_non_nullable
+              as T,
+    ));
+  }
+}
+
+/// @nodoc
+
+class _$_Success<T> implements _Success<T> {
+  _$_Success(this.state);
+
+  @override
+  final T state;
+
+  @override
+  String toString() {
+    return 'ApplicationStateResult<$T>.success(state: $state)';
+  }
+
+  @override
+  bool operator ==(dynamic other) {
+    return identical(this, other) ||
+        (other.runtimeType == runtimeType &&
+            other is _Success<T> &&
+            const DeepCollectionEquality().equals(other.state, state));
+  }
+
+  @override
+  int get hashCode =>
+      Object.hash(runtimeType, const DeepCollectionEquality().hash(state));
+
+  @JsonKey(ignore: true)
+  @override
+  _$SuccessCopyWith<T, _Success<T>> get copyWith =>
+      __$SuccessCopyWithImpl<T, _Success<T>>(this, _$identity);
+
+  @override
+  @optionalTypeArgs
+  TResult when<TResult extends Object?>({
+    required TResult Function() none,
+    required TResult Function(String reason) failure,
+    required TResult Function(T state) success,
+  }) {
+    return success(state);
+  }
+
+  @override
+  @optionalTypeArgs
+  TResult? whenOrNull<TResult extends Object?>({
+    TResult Function()? none,
+    TResult Function(String reason)? failure,
+    TResult Function(T state)? success,
+  }) {
+    return success?.call(state);
+  }
+
+  @override
+  @optionalTypeArgs
+  TResult maybeWhen<TResult extends Object?>({
+    TResult Function()? none,
+    TResult Function(String reason)? failure,
+    TResult Function(T state)? success,
+    required TResult orElse(),
+  }) {
+    if (success != null) {
+      return success(state);
+    }
+    return orElse();
+  }
+
+  @override
+  @optionalTypeArgs
+  TResult map<TResult extends Object?>({
+    required TResult Function(_None<T> value) none,
+    required TResult Function(_Failure<T> value) failure,
+    required TResult Function(_Success<T> value) success,
+  }) {
+    return success(this);
+  }
+
+  @override
+  @optionalTypeArgs
+  TResult? mapOrNull<TResult extends Object?>({
+    TResult Function(_None<T> value)? none,
+    TResult Function(_Failure<T> value)? failure,
+    TResult Function(_Success<T> value)? success,
+  }) {
+    return success?.call(this);
+  }
+
+  @override
+  @optionalTypeArgs
+  TResult maybeMap<TResult extends Object?>({
+    TResult Function(_None<T> value)? none,
+    TResult Function(_Failure<T> value)? failure,
+    TResult Function(_Success<T> value)? success,
+    required TResult orElse(),
+  }) {
+    if (success != null) {
+      return success(this);
+    }
+    return orElse();
+  }
+}
+
+abstract class _Success<T> implements ApplicationStateResult<T> {
+  factory _Success(T state) = _$_Success<T>;
+
+  T get state;
+  @JsonKey(ignore: true)
+  _$SuccessCopyWith<T, _Success<T>> get copyWith =>
+      throw _privateConstructorUsedError;
+}
+
 /// @nodoc
 class _$YubiKeyDataTearOff {
   const _$YubiKeyDataTearOff();
@@ -205,7 +681,7 @@ class _$DeviceNodeTearOff {
   const _$DeviceNodeTearOff();
 
   UsbYubiKeyNode usbYubiKey(
-      DevicePath path, String name, int pid, DeviceInfo? info) {
+      DevicePath path, String name, UsbPid pid, DeviceInfo? info) {
     return UsbYubiKeyNode(
       path,
       name,
@@ -233,21 +709,23 @@ mixin _$DeviceNode {
   @optionalTypeArgs
   TResult when<TResult extends Object?>({
     required TResult Function(
-            DevicePath path, String name, int pid, DeviceInfo? info)
+            DevicePath path, String name, UsbPid pid, DeviceInfo? info)
         usbYubiKey,
     required TResult Function(DevicePath path, String name) nfcReader,
   }) =>
       throw _privateConstructorUsedError;
   @optionalTypeArgs
   TResult? whenOrNull<TResult extends Object?>({
-    TResult Function(DevicePath path, String name, int pid, DeviceInfo? info)?
+    TResult Function(
+            DevicePath path, String name, UsbPid pid, DeviceInfo? info)?
         usbYubiKey,
     TResult Function(DevicePath path, String name)? nfcReader,
   }) =>
       throw _privateConstructorUsedError;
   @optionalTypeArgs
   TResult maybeWhen<TResult extends Object?>({
-    TResult Function(DevicePath path, String name, int pid, DeviceInfo? info)?
+    TResult Function(
+            DevicePath path, String name, UsbPid pid, DeviceInfo? info)?
         usbYubiKey,
     TResult Function(DevicePath path, String name)? nfcReader,
     required TResult orElse(),
@@ -319,7 +797,7 @@ abstract class $UsbYubiKeyNodeCopyWith<$Res>
           UsbYubiKeyNode value, $Res Function(UsbYubiKeyNode) then) =
       _$UsbYubiKeyNodeCopyWithImpl<$Res>;
   @override
-  $Res call({DevicePath path, String name, int pid, DeviceInfo? info});
+  $Res call({DevicePath path, String name, UsbPid pid, DeviceInfo? info});
 
   $DeviceInfoCopyWith<$Res>? get info;
 }
@@ -353,7 +831,7 @@ class _$UsbYubiKeyNodeCopyWithImpl<$Res> extends _$DeviceNodeCopyWithImpl<$Res>
       pid == freezed
           ? _value.pid
           : pid // ignore: cast_nullable_to_non_nullable
-              as int,
+              as UsbPid,
       info == freezed
           ? _value.info
           : info // ignore: cast_nullable_to_non_nullable
@@ -383,7 +861,7 @@ class _$UsbYubiKeyNode extends UsbYubiKeyNode {
   @override
   final String name;
   @override
-  final int pid;
+  final UsbPid pid;
   @override
   final DeviceInfo? info;
 
@@ -420,7 +898,7 @@ class _$UsbYubiKeyNode extends UsbYubiKeyNode {
   @optionalTypeArgs
   TResult when<TResult extends Object?>({
     required TResult Function(
-            DevicePath path, String name, int pid, DeviceInfo? info)
+            DevicePath path, String name, UsbPid pid, DeviceInfo? info)
         usbYubiKey,
     required TResult Function(DevicePath path, String name) nfcReader,
   }) {
@@ -430,7 +908,8 @@ class _$UsbYubiKeyNode extends UsbYubiKeyNode {
   @override
   @optionalTypeArgs
   TResult? whenOrNull<TResult extends Object?>({
-    TResult Function(DevicePath path, String name, int pid, DeviceInfo? info)?
+    TResult Function(
+            DevicePath path, String name, UsbPid pid, DeviceInfo? info)?
         usbYubiKey,
     TResult Function(DevicePath path, String name)? nfcReader,
   }) {
@@ -440,7 +919,8 @@ class _$UsbYubiKeyNode extends UsbYubiKeyNode {
   @override
   @optionalTypeArgs
   TResult maybeWhen<TResult extends Object?>({
-    TResult Function(DevicePath path, String name, int pid, DeviceInfo? info)?
+    TResult Function(
+            DevicePath path, String name, UsbPid pid, DeviceInfo? info)?
         usbYubiKey,
     TResult Function(DevicePath path, String name)? nfcReader,
     required TResult orElse(),
@@ -485,7 +965,7 @@ class _$UsbYubiKeyNode extends UsbYubiKeyNode {
 
 abstract class UsbYubiKeyNode extends DeviceNode {
   factory UsbYubiKeyNode(
-          DevicePath path, String name, int pid, DeviceInfo? info) =
+          DevicePath path, String name, UsbPid pid, DeviceInfo? info) =
       _$UsbYubiKeyNode;
   UsbYubiKeyNode._() : super._();
 
@@ -493,7 +973,7 @@ abstract class UsbYubiKeyNode extends DeviceNode {
   DevicePath get path;
   @override
   String get name;
-  int get pid;
+  UsbPid get pid;
   DeviceInfo? get info;
   @override
   @JsonKey(ignore: true)
@@ -578,7 +1058,7 @@ class _$NfcReaderNode extends NfcReaderNode {
   @optionalTypeArgs
   TResult when<TResult extends Object?>({
     required TResult Function(
-            DevicePath path, String name, int pid, DeviceInfo? info)
+            DevicePath path, String name, UsbPid pid, DeviceInfo? info)
         usbYubiKey,
     required TResult Function(DevicePath path, String name) nfcReader,
   }) {
@@ -588,7 +1068,8 @@ class _$NfcReaderNode extends NfcReaderNode {
   @override
   @optionalTypeArgs
   TResult? whenOrNull<TResult extends Object?>({
-    TResult Function(DevicePath path, String name, int pid, DeviceInfo? info)?
+    TResult Function(
+            DevicePath path, String name, UsbPid pid, DeviceInfo? info)?
         usbYubiKey,
     TResult Function(DevicePath path, String name)? nfcReader,
   }) {
@@ -598,7 +1079,8 @@ class _$NfcReaderNode extends NfcReaderNode {
   @override
   @optionalTypeArgs
   TResult maybeWhen<TResult extends Object?>({
-    TResult Function(DevicePath path, String name, int pid, DeviceInfo? info)?
+    TResult Function(
+            DevicePath path, String name, UsbPid pid, DeviceInfo? info)?
         usbYubiKey,
     TResult Function(DevicePath path, String name)? nfcReader,
     required TResult orElse(),
diff --git a/lib/app/views/device_images.dart b/lib/app/views/device_images.dart
index b719028a..7e150aed 100755
--- a/lib/app/views/device_images.dart
+++ b/lib/app/views/device_images.dart
@@ -1,5 +1,6 @@
 import 'package:flutter/material.dart';
 
+import '../../core/models.dart';
 import '../../management/models.dart';
 
 const _imagesForName = {
diff --git a/lib/core/models.dart b/lib/core/models.dart
index bb9a870c..0dc6b320 100644
--- a/lib/core/models.dart
+++ b/lib/core/models.dart
@@ -1,6 +1,117 @@
+import 'dart:convert';
+
 import 'package:freezed_annotation/freezed_annotation.dart';
 
+import '../management/models.dart';
+
 part 'models.freezed.dart';
+part 'models.g.dart';
+
+enum Transport { usb, nfc }
+
+enum UsbInterface { otp, fido, ccid }
+
+@JsonEnum(alwaysCreate: true)
+enum UsbPid {
+  @JsonValue(0x0010)
+  yksOtp,
+  @JsonValue(0x0110)
+  neoOtp,
+  @JsonValue(0x0111)
+  neoOtpCcid,
+  @JsonValue(0x0112)
+  neoCcid,
+  @JsonValue(0x0113)
+  neoFido,
+  @JsonValue(0x0114)
+  neoOtpFido,
+  @JsonValue(0x0115)
+  neoFidoCcid,
+  @JsonValue(0x0116)
+  neoOtpFidoCcid,
+  @JsonValue(0x0120)
+  skyFido,
+  @JsonValue(0x0401)
+  yk4Otp,
+  @JsonValue(0x0402)
+  yk4Fido,
+  @JsonValue(0x0403)
+  yk4OtpFido,
+  @JsonValue(0x0404)
+  yk4Ccid,
+  @JsonValue(0x0405)
+  yk4OtpCcid,
+  @JsonValue(0x0406)
+  yk4FidoCcid,
+  @JsonValue(0x0407)
+  yk4OtpFidoCcid,
+  @JsonValue(0x0410)
+  ykpOtpFido,
+}
+
+extension UsbPids on UsbPid {
+  int get value => _$UsbPidEnumMap[this]!;
+
+  String get displayName {
+    switch (this) {
+      case UsbPid.yksOtp:
+        return 'YubiKey Standard';
+      case UsbPid.ykpOtpFido:
+        return 'YubiKey Plus';
+      case UsbPid.skyFido:
+        return 'Security Key by Yubico';
+      default:
+        final prefix = name.startsWith('neo') ? 'YubiKey NEO' : 'YubiKey';
+        final suffix = UsbInterface.values
+            .where((e) => e.value & usbInterfaces != 0)
+            .map((e) => e.name.toUpperCase())
+            .join(' ');
+        return '$prefix $suffix';
+    }
+  }
+
+  int get usbInterfaces => UsbInterface.values
+      .where(
+          (e) => name.contains(e.name[0].toUpperCase() + e.name.substring(1)))
+      .map((e) => e.value)
+      .sum;
+
+  static UsbPid fromValue(int value) {
+    return UsbPid.values.firstWhere((pid) => pid.value == value);
+  }
+}
+
+extension UsbInterfaces on UsbInterface {
+  int get value {
+    switch (this) {
+      case UsbInterface.otp:
+        return 0x01;
+      case UsbInterface.fido:
+        return 0x02;
+      case UsbInterface.ccid:
+        return 0x04;
+    }
+  }
+
+  static int forCapabilites(int capabilities) {
+    var interfaces = 0;
+    if (capabilities & Capability.otp.value != 0) {
+      interfaces |= UsbInterface.otp.value;
+    }
+    if (capabilities & (Capability.u2f.value | Capability.fido2.value) != 0) {
+      interfaces |= UsbInterface.fido.value;
+    }
+    if (capabilities &
+            (Capability.openpgp.value |
+                Capability.piv.value |
+                Capability.oath.value |
+                Capability.hsmauth.value) !=
+        0) {
+      interfaces |= UsbInterface.ccid.value;
+    }
+    return interfaces;
+  }
+}
 
 @freezed
 class Version with _$Version {
@@ -23,10 +134,3 @@ class Version with _$Version {
 class Pair<T1, T2> with _$Pair<T1, T2> {
   factory Pair(T1 first, T2 second) = _Pair<T1, T2>;
 }
-
-@freezed
-class ApplicationStateResult<T> with _$ApplicationStateResult {
-  factory ApplicationStateResult.none() = _None;
-  factory ApplicationStateResult.failure(String reason) = _Failure;
-  factory ApplicationStateResult.success(T state) = _Success;
-}
diff --git a/lib/core/models.freezed.dart b/lib/core/models.freezed.dart
index 1211c6bf..1764149d 100755
--- a/lib/core/models.freezed.dart
+++ b/lib/core/models.freezed.dart
@@ -311,479 +311,3 @@ abstract class _Pair<T1, T2> implements Pair<T1, T2> {
   _$PairCopyWith<T1, T2, _Pair<T1, T2>> get copyWith =>
       throw _privateConstructorUsedError;
 }
-
-/// @nodoc
-class _$ApplicationStateResultTearOff {
-  const _$ApplicationStateResultTearOff();
-
-  _None<T> none<T>() {
-    return _None<T>();
-  }
-
-  _Failure<T> failure<T>(String reason) {
-    return _Failure<T>(
-      reason,
-    );
-  }
-
-  _Success<T> success<T>(T state) {
-    return _Success<T>(
-      state,
-    );
-  }
-}
-
-/// @nodoc
-const $ApplicationStateResult = _$ApplicationStateResultTearOff();
-
-/// @nodoc
-mixin _$ApplicationStateResult<T> {
-  @optionalTypeArgs
-  TResult when<TResult extends Object?>({
-    required TResult Function() none,
-    required TResult Function(String reason) failure,
-    required TResult Function(T state) success,
-  }) =>
-      throw _privateConstructorUsedError;
-  @optionalTypeArgs
-  TResult? whenOrNull<TResult extends Object?>({
-    TResult Function()? none,
-    TResult Function(String reason)? failure,
-    TResult Function(T state)? success,
-  }) =>
-      throw _privateConstructorUsedError;
-  @optionalTypeArgs
-  TResult maybeWhen<TResult extends Object?>({
-    TResult Function()? none,
-    TResult Function(String reason)? failure,
-    TResult Function(T state)? success,
-    required TResult orElse(),
-  }) =>
-      throw _privateConstructorUsedError;
-  @optionalTypeArgs
-  TResult map<TResult extends Object?>({
-    required TResult Function(_None<T> value) none,
-    required TResult Function(_Failure<T> value) failure,
-    required TResult Function(_Success<T> value) success,
-  }) =>
-      throw _privateConstructorUsedError;
-  @optionalTypeArgs
-  TResult? mapOrNull<TResult extends Object?>({
-    TResult Function(_None<T> value)? none,
-    TResult Function(_Failure<T> value)? failure,
-    TResult Function(_Success<T> value)? success,
-  }) =>
-      throw _privateConstructorUsedError;
-  @optionalTypeArgs
-  TResult maybeMap<TResult extends Object?>({
-    TResult Function(_None<T> value)? none,
-    TResult Function(_Failure<T> value)? failure,
-    TResult Function(_Success<T> value)? success,
-    required TResult orElse(),
-  }) =>
-      throw _privateConstructorUsedError;
-}
-
-/// @nodoc
-abstract class $ApplicationStateResultCopyWith<T, $Res> {
-  factory $ApplicationStateResultCopyWith(ApplicationStateResult<T> value,
-          $Res Function(ApplicationStateResult<T>) then) =
-      _$ApplicationStateResultCopyWithImpl<T, $Res>;
-}
-
-/// @nodoc
-class _$ApplicationStateResultCopyWithImpl<T, $Res>
-    implements $ApplicationStateResultCopyWith<T, $Res> {
-  _$ApplicationStateResultCopyWithImpl(this._value, this._then);
-
-  final ApplicationStateResult<T> _value;
-  // ignore: unused_field
-  final $Res Function(ApplicationStateResult<T>) _then;
-}
-
-/// @nodoc
-abstract class _$NoneCopyWith<T, $Res> {
-  factory _$NoneCopyWith(_None<T> value, $Res Function(_None<T>) then) =
-      __$NoneCopyWithImpl<T, $Res>;
-}
-
-/// @nodoc
-class __$NoneCopyWithImpl<T, $Res>
-    extends _$ApplicationStateResultCopyWithImpl<T, $Res>
-    implements _$NoneCopyWith<T, $Res> {
-  __$NoneCopyWithImpl(_None<T> _value, $Res Function(_None<T>) _then)
-      : super(_value, (v) => _then(v as _None<T>));
-
-  @override
-  _None<T> get _value => super._value as _None<T>;
-}
-
-/// @nodoc
-
-class _$_None<T> implements _None<T> {
-  _$_None();
-
-  @override
-  String toString() {
-    return 'ApplicationStateResult<$T>.none()';
-  }
-
-  @override
-  bool operator ==(dynamic other) {
-    return identical(this, other) ||
-        (other.runtimeType == runtimeType && other is _None<T>);
-  }
-
-  @override
-  int get hashCode => runtimeType.hashCode;
-
-  @override
-  @optionalTypeArgs
-  TResult when<TResult extends Object?>({
-    required TResult Function() none,
-    required TResult Function(String reason) failure,
-    required TResult Function(T state) success,
-  }) {
-    return none();
-  }
-
-  @override
-  @optionalTypeArgs
-  TResult? whenOrNull<TResult extends Object?>({
-    TResult Function()? none,
-    TResult Function(String reason)? failure,
-    TResult Function(T state)? success,
-  }) {
-    return none?.call();
-  }
-
-  @override
-  @optionalTypeArgs
-  TResult maybeWhen<TResult extends Object?>({
-    TResult Function()? none,
-    TResult Function(String reason)? failure,
-    TResult Function(T state)? success,
-    required TResult orElse(),
-  }) {
-    if (none != null) {
-      return none();
-    }
-    return orElse();
-  }
-
-  @override
-  @optionalTypeArgs
-  TResult map<TResult extends Object?>({
-    required TResult Function(_None<T> value) none,
-    required TResult Function(_Failure<T> value) failure,
-    required TResult Function(_Success<T> value) success,
-  }) {
-    return none(this);
-  }
-
-  @override
-  @optionalTypeArgs
-  TResult? mapOrNull<TResult extends Object?>({
-    TResult Function(_None<T> value)? none,
-    TResult Function(_Failure<T> value)? failure,
-    TResult Function(_Success<T> value)? success,
-  }) {
-    return none?.call(this);
-  }
-
-  @override
-  @optionalTypeArgs
-  TResult maybeMap<TResult extends Object?>({
-    TResult Function(_None<T> value)? none,
-    TResult Function(_Failure<T> value)? failure,
-    TResult Function(_Success<T> value)? success,
-    required TResult orElse(),
-  }) {
-    if (none != null) {
-      return none(this);
-    }
-    return orElse();
-  }
-}
-
-abstract class _None<T> implements ApplicationStateResult<T> {
-  factory _None() = _$_None<T>;
-}
-
-/// @nodoc
-abstract class _$FailureCopyWith<T, $Res> {
-  factory _$FailureCopyWith(
-          _Failure<T> value, $Res Function(_Failure<T>) then) =
-      __$FailureCopyWithImpl<T, $Res>;
-  $Res call({String reason});
-}
-
-/// @nodoc
-class __$FailureCopyWithImpl<T, $Res>
-    extends _$ApplicationStateResultCopyWithImpl<T, $Res>
-    implements _$FailureCopyWith<T, $Res> {
-  __$FailureCopyWithImpl(_Failure<T> _value, $Res Function(_Failure<T>) _then)
-      : super(_value, (v) => _then(v as _Failure<T>));
-
-  @override
-  _Failure<T> get _value => super._value as _Failure<T>;
-
-  @override
-  $Res call({
-    Object? reason = freezed,
-  }) {
-    return _then(_Failure<T>(
-      reason == freezed
-          ? _value.reason
-          : reason // ignore: cast_nullable_to_non_nullable
-              as String,
-    ));
-  }
-}
-
-/// @nodoc
-
-class _$_Failure<T> implements _Failure<T> {
-  _$_Failure(this.reason);
-
-  @override
-  final String reason;
-
-  @override
-  String toString() {
-    return 'ApplicationStateResult<$T>.failure(reason: $reason)';
-  }
-
-  @override
-  bool operator ==(dynamic other) {
-    return identical(this, other) ||
-        (other.runtimeType == runtimeType &&
-            other is _Failure<T> &&
-            const DeepCollectionEquality().equals(other.reason, reason));
-  }
-
-  @override
-  int get hashCode =>
-      Object.hash(runtimeType, const DeepCollectionEquality().hash(reason));
-
-  @JsonKey(ignore: true)
-  @override
-  _$FailureCopyWith<T, _Failure<T>> get copyWith =>
-      __$FailureCopyWithImpl<T, _Failure<T>>(this, _$identity);
-
-  @override
-  @optionalTypeArgs
-  TResult when<TResult extends Object?>({
-    required TResult Function() none,
-    required TResult Function(String reason) failure,
-    required TResult Function(T state) success,
-  }) {
-    return failure(reason);
-  }
-
-  @override
-  @optionalTypeArgs
-  TResult? whenOrNull<TResult extends Object?>({
-    TResult Function()? none,
-    TResult Function(String reason)? failure,
-    TResult Function(T state)? success,
-  }) {
-    return failure?.call(reason);
-  }
-
-  @override
-  @optionalTypeArgs
-  TResult maybeWhen<TResult extends Object?>({
-    TResult Function()? none,
-    TResult Function(String reason)? failure,
-    TResult Function(T state)? success,
-    required TResult orElse(),
-  }) {
-    if (failure != null) {
-      return failure(reason);
-    }
-    return orElse();
-  }
-
-  @override
-  @optionalTypeArgs
-  TResult map<TResult extends Object?>({
-    required TResult Function(_None<T> value) none,
-    required TResult Function(_Failure<T> value) failure,
-    required TResult Function(_Success<T> value) success,
-  }) {
-    return failure(this);
-  }
-
-  @override
-  @optionalTypeArgs
-  TResult? mapOrNull<TResult extends Object?>({
-    TResult Function(_None<T> value)? none,
-    TResult Function(_Failure<T> value)? failure,
-    TResult Function(_Success<T> value)? success,
-  }) {
-    return failure?.call(this);
-  }
-
-  @override
-  @optionalTypeArgs
-  TResult maybeMap<TResult extends Object?>({
-    TResult Function(_None<T> value)? none,
-    TResult Function(_Failure<T> value)? failure,
-    TResult Function(_Success<T> value)? success,
-    required TResult orElse(),
-  }) {
-    if (failure != null) {
-      return failure(this);
-    }
-    return orElse();
-  }
-}
-
-abstract class _Failure<T> implements ApplicationStateResult<T> {
-  factory _Failure(String reason) = _$_Failure<T>;
-
-  String get reason;
-  @JsonKey(ignore: true)
-  _$FailureCopyWith<T, _Failure<T>> get copyWith =>
-      throw _privateConstructorUsedError;
-}
-
-/// @nodoc
-abstract class _$SuccessCopyWith<T, $Res> {
-  factory _$SuccessCopyWith(
-          _Success<T> value, $Res Function(_Success<T>) then) =
-      __$SuccessCopyWithImpl<T, $Res>;
-  $Res call({T state});
-}
-
-/// @nodoc
-class __$SuccessCopyWithImpl<T, $Res>
-    extends _$ApplicationStateResultCopyWithImpl<T, $Res>
-    implements _$SuccessCopyWith<T, $Res> {
-  __$SuccessCopyWithImpl(_Success<T> _value, $Res Function(_Success<T>) _then)
-      : super(_value, (v) => _then(v as _Success<T>));
-
-  @override
-  _Success<T> get _value => super._value as _Success<T>;
-
-  @override
-  $Res call({
-    Object? state = freezed,
-  }) {
-    return _then(_Success<T>(
-      state == freezed
-          ? _value.state
-          : state // ignore: cast_nullable_to_non_nullable
-              as T,
-    ));
-  }
-}
-
-/// @nodoc
-
-class _$_Success<T> implements _Success<T> {
-  _$_Success(this.state);
-
-  @override
-  final T state;
-
-  @override
-  String toString() {
-    return 'ApplicationStateResult<$T>.success(state: $state)';
-  }
-
-  @override
-  bool operator ==(dynamic other) {
-    return identical(this, other) ||
-        (other.runtimeType == runtimeType &&
-            other is _Success<T> &&
-            const DeepCollectionEquality().equals(other.state, state));
-  }
-
-  @override
-  int get hashCode =>
-      Object.hash(runtimeType, const DeepCollectionEquality().hash(state));
-
-  @JsonKey(ignore: true)
-  @override
-  _$SuccessCopyWith<T, _Success<T>> get copyWith =>
-      __$SuccessCopyWithImpl<T, _Success<T>>(this, _$identity);
-
-  @override
-  @optionalTypeArgs
-  TResult when<TResult extends Object?>({
-    required TResult Function() none,
-    required TResult Function(String reason) failure,
-    required TResult Function(T state) success,
-  }) {
-    return success(state);
-  }
-
-  @override
-  @optionalTypeArgs
-  TResult? whenOrNull<TResult extends Object?>({
-    TResult Function()? none,
-    TResult Function(String reason)? failure,
-    TResult Function(T state)? success,
-  }) {
-    return success?.call(state);
-  }
-
-  @override
-  @optionalTypeArgs
-  TResult maybeWhen<TResult extends Object?>({
-    TResult Function()? none,
-    TResult Function(String reason)? failure,
-    TResult Function(T state)? success,
-    required TResult orElse(),
-  }) {
-    if (success != null) {
-      return success(state);
-    }
-    return orElse();
-  }
-
-  @override
-  @optionalTypeArgs
-  TResult map<TResult extends Object?>({
-    required TResult Function(_None<T> value) none,
-    required TResult Function(_Failure<T> value) failure,
-    required TResult Function(_Success<T> value) success,
-  }) {
-    return success(this);
-  }
-
-  @override
-  @optionalTypeArgs
-  TResult? mapOrNull<TResult extends Object?>({
-    TResult Function(_None<T> value)? none,
-    TResult Function(_Failure<T> value)? failure,
-    TResult Function(_Success<T> value)? success,
-  }) {
-    return success?.call(this);
-  }
-
-  @override
-  @optionalTypeArgs
-  TResult maybeMap<TResult extends Object?>({
-    TResult Function(_None<T> value)? none,
-    TResult Function(_Failure<T> value)? failure,
-    TResult Function(_Success<T> value)? success,
-    required TResult orElse(),
-  }) {
-    if (success != null) {
-      return success(this);
-    }
-    return orElse();
-  }
-}
-
-abstract class _Success<T> implements ApplicationStateResult<T> {
-  factory _Success(T state) = _$_Success<T>;
-
-  T get state;
-  @JsonKey(ignore: true)
-  _$SuccessCopyWith<T, _Success<T>> get copyWith =>
-      throw _privateConstructorUsedError;
-}
diff --git a/lib/core/models.g.dart b/lib/core/models.g.dart
new file mode 100755
index 00000000..1e741574
--- /dev/null
+++ b/lib/core/models.g.dart
@@ -0,0 +1,27 @@
+// GENERATED CODE - DO NOT MODIFY BY HAND
+
+part of 'models.dart';
+
+// **************************************************************************
+// JsonSerializableGenerator
+// **************************************************************************
+
+const _$UsbPidEnumMap = {
+  UsbPid.yksOtp: 16,
+  UsbPid.neoOtp: 272,
+  UsbPid.neoOtpCcid: 273,
+  UsbPid.neoCcid: 274,
+  UsbPid.neoFido: 275,
+  UsbPid.neoOtpFido: 276,
+  UsbPid.neoFidoCcid: 277,
+  UsbPid.neoOtpFidoCcid: 278,
+  UsbPid.skyFido: 288,
+  UsbPid.yk4Otp: 1025,
+  UsbPid.yk4Fido: 1026,
+  UsbPid.yk4OtpFido: 1027,
+  UsbPid.yk4Ccid: 1028,
+  UsbPid.yk4OtpCcid: 1029,
+  UsbPid.yk4FidoCcid: 1030,
+  UsbPid.yk4OtpFidoCcid: 1031,
+  UsbPid.ykpOtpFido: 1040,
+};
diff --git a/lib/core/state.dart b/lib/core/state.dart
index 1e4f2ef6..16264841 100644
--- a/lib/core/state.dart
+++ b/lib/core/state.dart
@@ -5,7 +5,7 @@ import 'package:flutter_riverpod/flutter_riverpod.dart';
 import 'package:logging/logging.dart';
 import 'package:shared_preferences/shared_preferences.dart';
 
-import 'models.dart';
+import '../app/models.dart';
 
 final isDesktop = Platform.isWindows || Platform.isMacOS || Platform.isLinux;
 final isAndroid = Platform.isAndroid;
diff --git a/lib/desktop/devices.dart b/lib/desktop/devices.dart
index 335ee9c4..fc84b1a9 100755
--- a/lib/desktop/devices.dart
+++ b/lib/desktop/devices.dart
@@ -6,6 +6,7 @@ import 'package:logging/logging.dart';
 
 import '../app/models.dart';
 import '../app/state.dart';
+import '../core/models.dart';
 import '../management/models.dart';
 import 'models.dart';
 import 'rpc.dart';
@@ -63,7 +64,7 @@ class UsbDeviceNotifier extends StateNotifier<List<UsbYubiKeyNode>> {
       var scan = await _rpc.command('scan', ['usb']);
       final pids = {
         for (var e in (scan['pids'] as Map).entries)
-          int.parse(e.key): e.value as int
+          UsbPids.fromValue(int.parse(e.key)): e.value as int
       };
       final numDevices = pids.values.fold<int>(0, (a, b) => a + b);
       if (_usbState != scan['state'] || state.length != numDevices) {
@@ -76,7 +77,7 @@ class UsbDeviceNotifier extends StateNotifier<List<UsbYubiKeyNode>> {
           final path = ['usb', id];
           final deviceResult = await _rpc.command('get', path);
           final deviceData = deviceResult['data'];
-          final pid = deviceData['pid'] as int;
+          final pid = UsbPids.fromValue(deviceData['pid'] as int);
           usbDevices.add(DeviceNode.usbYubiKey(
             DevicePath(path),
             deviceData['name'],
@@ -92,7 +93,7 @@ class UsbDeviceNotifier extends StateNotifier<List<UsbYubiKeyNode>> {
             for (var i = 0; i < count; i++) {
               usbDevices.add(DeviceNode.usbYubiKey(
                   DevicePath(['invalid', '$pid-$i']),
-                  'YubiKey ($pid)',
+                  pid.displayName,
                   pid,
                   null) as UsbYubiKeyNode);
             }
diff --git a/lib/management/models.dart b/lib/management/models.dart
index dbf2a96f..c4d35b91 100755
--- a/lib/management/models.dart
+++ b/lib/management/models.dart
@@ -5,8 +5,6 @@ import '../core/models.dart';
 part 'models.freezed.dart';
 part 'models.g.dart';
 
-enum Transport { usb, nfc }
-
 enum FormFactor {
   @JsonValue(0)
   unknown,
@@ -26,40 +24,6 @@ enum FormFactor {
   usbCBio,
 }
 
-enum UsbInterface { otp, fido, ccid }
-
-extension UsbInterfaces on UsbInterface {
-  int get value {
-    switch (this) {
-      case UsbInterface.otp:
-        return 0x01;
-      case UsbInterface.fido:
-        return 0x02;
-      case UsbInterface.ccid:
-        return 0x04;
-    }
-  }
-
-  static int forCapabilites(int capabilities) {
-    var interfaces = 0;
-    if (capabilities & Capability.otp.value != 0) {
-      interfaces |= UsbInterface.otp.value;
-    }
-    if (capabilities & (Capability.u2f.value | Capability.fido2.value) != 0) {
-      interfaces |= UsbInterface.fido.value;
-    }
-    if (capabilities &
-            (Capability.openpgp.value |
-                Capability.piv.value |
-                Capability.oath.value |
-                Capability.hsmauth.value) !=
-        0) {
-      interfaces |= UsbInterface.ccid.value;
-    }
-    return interfaces;
-  }
-}
-
 enum Capability { otp, piv, oath, openpgp, hsmauth, u2f, fido2 }
 
 extension CapabilityExtension on Capability {
diff --git a/lib/management/views/management_screen.dart b/lib/management/views/management_screen.dart
index d169f1cd..0b57de9b 100755
--- a/lib/management/views/management_screen.dart
+++ b/lib/management/views/management_screen.dart
@@ -7,6 +7,7 @@ import '../../app/state.dart';
 import '../../app/views/app_failure_screen.dart';
 import '../../app/views/app_loading_screen.dart';
 import '../../app/views/responsive_dialog.dart';
+import '../../core/models.dart';
 import '../models.dart';
 import '../state.dart';