diff --git a/app/talk-agent.hoon b/app/talk-agent.hoon
index ca6bcec69..1fe9f4dab 100644
--- a/app/talk-agent.hoon
+++ b/app/talk-agent.hoon
@@ -35,7 +35,7 @@
           known/(map serial @ud)                        ::<  messages heard
           sources/(set partner)                         ::<  our subscriptions
           ::  partner details                           ::
-          remotes/(map partner atlas)                   ::<  remote presences
+          remotes/(map partner group)                   ::<  remote presences
           mirrors/(map circle config)                   ::<  remote configs
           ::  ui state                                  ::
           folks/(map ship human)                        ::<  human identities
@@ -68,7 +68,7 @@
       $%  ::  circle management                         ::
           {$join p/where}                               ::<  subscribe to
           {$leave p/where}                              ::<  unsubscribe from
-          {$create p/posture q/knot r/cord}             ::<  create circle
+          {$create p/security q/knot r/cord}             ::<  create circle
           {$delete p/knot q/(unit cord)}                ::<  delete circle
           {$depict p/knot q/cord}                       ::<  change description
           {$source p/knot q/(set partner)}              ::<  add source
@@ -303,17 +303,17 @@
   ::
   ++  ta-low-precs                                      ::<  apply changed precs
     ::>  applies new presences.
-    ::>  other clients might care for {tas}, but we're
+    ::>  other clients might care for {gop}, but we're
     ::>  only ever getting this for the mailbox, where
     ::>  we're the only ones present.
     ::
-    |=  {tas/atlas pas/(map partner atlas)}
+    |=  {gop/group pas/(map partner group)}
     ^+  +>
     =/  ner/_remotes                                    ::  per-partner uni
       %-  ~(urn by pas)
-      |=  {p/partner a/atlas}
+      |=  {p/partner g/group}
       =+  o=(~(get by remotes) p)
-      ?~(o a (~(uni by u.o) a))
+      ?~(o g (~(uni by u.o) g))
     =.  ner  (~(uni by remotes) ner)                    ::  fill in the gaps
     ?:  =(remotes ner)  +>.$                            ::  no change
     =.  +>.$
@@ -566,7 +566,7 @@
           (stag 0 dem:ag)
         ==
       ::
-      ++  pore                                          ::<  posture
+      ++  pore                                          ::<  security
         ;~  pose
           (cold %black (jest %channel))
           (cold %white (jest %village))
@@ -946,10 +946,10 @@
       ++  create                                        ::<  %create
         ::>  creates circle {nom} with specified config.
         ::
-        |=  {por/posture nom/knot txt/cord}
+        |=  {sec/security nom/knot txt/cord}
         ^+  ..sh-work
         =.  ..sh-work
-          (sh-act %create nom txt por)
+          (sh-act %create nom txt sec)
         (join [[%& our.bol nom] ~ ~])
       ::
       ++  delete                                        ::<  %delete
@@ -1027,10 +1027,10 @@
         ::
         |=  pas/(set partner)  ^+  ..sh-work
         =<  (sh-fact %mor (murn (sort (~(tap by remotes) ~) aor) .))
-        |=  {pon/partner alt/atlas}  ^-  (unit sole-effect)
+        |=  {pon/partner gop/group}  ^-  (unit sole-effect)
         ?.  |(=(~ pas) (~(has in pas) pon))  ~
         =-  `[%tan rose+[", " `~]^- leaf+~(pr-full pr pon) ~]
-        =<  (murn (sort (~(tap by alt)) aor) .)
+        =<  (murn (sort (~(tap by gop)) aor) .)
         |=  {a/ship b/presence c/human}  ^-  (unit tank)
         =.  c
           ?.  =(han.c `(scot %p a))  c
@@ -1231,12 +1231,12 @@
     ::>    arms that calculate differences between datasets.
     ::+|
     ::
-    ++  sh-atlas-diff                                   ::<  atlas diff parts
+    ++  sh-group-diff                                   ::<  group diff parts
       ::>  calculates the difference between two presence
       ::>  lists, producing lists of removed, added and
       ::>  changed presences.
       ::
-      |=  {one/atlas two/atlas}
+      |=  {one/group two/group}
       =|  $=  ret
           $:  old/(list (pair ship status))
               new/(list (pair ship status))
@@ -1274,11 +1274,11 @@
       ::>  presence maps, producing a list of removed,
       ::>  added and changed presences maps.
       ::
-      |=  {one/(map partner atlas) two/(map partner atlas)}
+      |=  {one/(map partner group) two/(map partner group)}
       =|  $=  ret
-          $:  old/(list (pair partner atlas))
-              new/(list (pair partner atlas))
-              cha/(list (pair partner atlas))
+          $:  old/(list (pair partner group))
+              new/(list (pair partner group))
+              cha/(list (pair partner group))
           ==
       ^+  ret
       =.  ret
@@ -1398,10 +1398,11 @@
       %+  sh-fact  %txt
       (runt [(sub 13 (lent bun)) '-'] "[{bun}]")
     ::
-    ++  sh-puss                                         ::<  readable posture
-      ::>  renders a security posture.
+    ++  sh-cure                                         ::<  readable security
+      ::>  renders a security kind.
       ::
-      |=  a/posture  ^-  tape
+      |=  a/security
+      ^-  tape
       ?-  a
         $black  "channel"
         $brown  "mailbox"
@@ -1416,7 +1417,7 @@
       ^-  tape
       ['%' (trip pec.sat)]
     ::
-    ++  sh-show-precs                                   ::<  print atlas diff
+    ++  sh-show-precs                                   ::<  print group diff
       ::>  prints presence changes to the cli.
       ::
       |=  $:  pre/tape
@@ -1449,9 +1450,9 @@
     ++  sh-show-permits                                 ::<  show permits
       ::>  prints invite/banish effects to the cli.
       ::
-      |=  {pre/tape por/posture old/(list ship) new/(list ship)}
-      =+  out=?:(?=(?($black $brown) por) "try " "cut ")
-      =+  inn=?:(?=(?($black $brown) por) "ban " "add ")
+      |=  {pre/tape sec/security old/(list ship) new/(list ship)}
+      =+  out=?:(?=(?($black $brown) sec) "try " "cut ")
+      =+  inn=?:(?=(?($black $brown) sec) "ban " "add ")
       =.  +>.$
           |-  ^+  +>.^$
           ?~  old  +>.^$
@@ -1494,7 +1495,7 @@
             (weld (trip inbox) ": ")
           (sh-set-diff src.laz src.loc)
       ?:  !=(sec.con.loc sec.con.laz)
-        =.  +>.$  (sh-note :(weld pre "but " (sh-puss sec.con.loc)))
+        =.  +>.$  (sh-note :(weld pre "but " (sh-cure sec.con.loc)))
         %^    sh-show-permits
             (weld (trip inbox) ": ")
           sec.con.loc
@@ -1523,7 +1524,7 @@
     ++  sh-low-rempe                                    ::<  show remotes
       ::>  prints remote presence changes to the cli.
       ::
-      |=  {old/(map partner atlas) new/(map partner atlas)}
+      |=  {old/(map partner group) new/(map partner group)}
       ?:  (~(has in settings.she) %quiet)
         +>.$
       =+  day=(sh-rempe-diff old new)
@@ -1547,15 +1548,15 @@
               (sh-note (weld "for " (~(pr-show pr p.i.cha.day) ~)))
           =+  yez=(~(got by old) p.i.cha.day)
           %+  sh-show-precs  "--"
-          (sh-atlas-diff yez q.i.cha.day)
+          (sh-group-diff yez q.i.cha.day)
       +>.$
     ::
     ++  sh-low-precs                                    ::<  show presence
       ::>  prints presence changes to the cli.
       ::
-      |=  {old/atlas new/atlas}
+      |=  {old/group new/group}
       ^+  +>
-      =+  dif=(sh-atlas-diff old new)
+      =+  dif=(sh-group-diff old new)
       (sh-show-precs "" dif)
     ::
     ++  sh-low-gram                                     ::<  show telegram
@@ -1924,7 +1925,7 @@
       tan+~[leaf+"# {(trip exp.sep)}"]
       ::
         $fat
-      [%mor $(sep sep.sep) tan+(tr-tors tac.sep) ~]
+      [%mor $(sep sep.sep) tan+(tr-tach tac.sep) ~]
       ::
         $inv
       :-  %tan
@@ -1953,10 +1954,10 @@
       ==
     ==
   ::
-  ++  tr-tors                                           ::<  attachment
+  ++  tr-tach                                           ::<  attachment
     ::>  renders an attachment.
     ::
-    |=  a/torso
+    |=  a/attache
     ^-  tang
     ?-  -.a
       $name  (welp $(a tac.a) leaf+"={(trip nom.a)}" ~)
diff --git a/app/talk-guardian.hoon b/app/talk-guardian.hoon
index 121a29aa7..4d90749d4 100644
--- a/app/talk-guardian.hoon
+++ b/app/talk-guardian.hoon
@@ -47,8 +47,8 @@
     ++  story                                           ::>  wire content
       $:  count/@ud                                     ::<  (lent grams)
           grams/(list telegram)                         ::<  all messages
-          locals/atlas                                  ::<  local presence
-          remotes/(map partner atlas)                   ::<  remote presence
+          locals/group                                  ::<  local presence
+          remotes/(map partner group)                   ::<  remote presence
           shape/config                                  ::<  configuration
           mirrors/(map circle config)                   ::<  remote config
           ::TODO  never gets updated.                   ::
@@ -234,11 +234,11 @@
     ::>  creates our default mailbox and journal.
     ::
     %+  roll
-      ^-  (list {posture knot cord})
+      ^-  (list {security knot cord})
       :~  [%brown (main our.bol) 'default home']
           [%green ~.public 'visible activity']
       ==
-    |=  {{typ/posture nom/knot des/cord} _ta}
+    |=  {{typ/security nom/knot des/cord} _ta}
     %+  ta-action  ost.bol
     [%create nom des typ]
   ::
@@ -310,7 +310,7 @@
     ++  action-create                                   ::<  create story
       ::>  creates a story with the specified parameters.
       ::
-      |=  {nom/knot des/cord typ/posture}
+      |=  {nom/knot des/cord typ/security}
       ^+  ..ta-action
       ?.  (~(has in stories) nom)
         (ta-config nom [[%& our.bol nom] ~ ~] des [typ ~])
@@ -483,7 +483,7 @@
       ::TODO?  or (so-sauce ost.bol [%quit ~]~) ?
     =^  who  +>.$  (ta-human her)
     ::  send current data to bring her up to date.
-    =.  soy  (so-report-cabal:soy ost.bol ~ ~)
+    =.  soy  (so-report-lobby:soy ost.bol ~ ~)
     =.  soy  (so-report-group:soy ost.bol ~ ~)
     =.  soy  (so-start:soy her t.pax)                   ::<  also adds story sub
     =.  soy  (so-notify:soy her %hear who)              ::<  add her status
@@ -892,13 +892,13 @@
       ::>  send local and remote presences in a report.
       ::
       |=  bos/(set bone)
-      (so-report bos %group locals so-remotes)
+      (so-report bos %crowd locals so-remotes)
     ::
-    ++  so-report-cabal                                 ::<  config update
+    ++  so-report-lobby                                 ::<  config update
       ::>  send local and remote configs in a report.
       ::
       |=  bos/(set bone)
-      (so-report bos %cabal shape mirrors)
+      (so-report bos %lobby shape mirrors)
     ::
     ::>  ||
     ::>  ||  %data
@@ -936,11 +936,11 @@
       ::>  stories.
       ::
       %-  ~(urn by remotes)                             ::  XX performance
-      |=  {pan/partner atl/atlas}
-      ^-  atlas
-      ?.  &(?=($& -.pan) =(our.bol hos.p.pan))  atl
+      |=  {pan/partner gop/group}
+      ^-  group
+      ?.  &(?=($& -.pan) =(our.bol hos.p.pan))  gop
       =+  soy=(~(get by stories) nom.p.pan)
-      ?~  soy  atl
+      ?~  soy  gop
       locals.u.soy
     ::
     ::>  ||
@@ -963,12 +963,12 @@
           " %"  (scow %tas -.ret)
         ==
       ?-  -.ret
-        $cabal  (so-cabal cir +.ret)
-        $group  (so-remind [%& cir] +.ret)
+        $lobby  (so-lobby cir +.ret)
+        $crowd  (so-remind [%& cir] +.ret)
         $grams  (so-lesson gaz.ret)
       ==
     ::
-    ++  so-cabal                                        ::<  update config
+    ++  so-lobby                                        ::<  update config
       ::>  add circle's config to our remote config map.
       ::
       ::TODO  when do we care about rem?
@@ -978,14 +978,14 @@
       =.  mirrors  (~(put by mirrors) cir con)
       ?:  =(mirrors old)  +>.$
       =.  +>.$  (so-inform %confs `shape (strap cir `con))
-      (so-report-cabal so-followers)
+      (so-report-lobby so-followers)
     ::
     ++  so-remind                                       ::<  remote presence
-      ::>  adds tay's loc to our remote presence map,
-      ::>  after merging with rem.
+      ::>  adds {tay}'s {loc} to our remote presence map,
+      ::>  after merging with {rem}.
       ::>  if this changes anything, send a report.
       ::
-      |=  {pan/partner loc/atlas rem/(map partner atlas)}
+      |=  {pan/partner loc/group rem/(map partner group)}
       =.  rem  (~(del by rem) %& our.bol nom)           ::<  superseded by local
       =/  buk  (~(uni by remotes) rem)
       =.  buk  (~(put by buk) pan loc)
@@ -994,7 +994,7 @@
         %^  so-inform  %precs  ~
         ::>  per-partner diff.
         %-  ~(urn by buk)
-        |=  {p/partner a/atlas}
+        |=  {p/partner a/group}
         =+  o=(~(get by remotes) p)
         ?~(o a (~(dif in a) u.o))
       (so-report-group(remotes buk) so-followers)
@@ -1006,7 +1006,7 @@
     ::+|
     ::
     ++  so-reform                                       ::<  reconfigure
-      ::>  changes the config of this story and notify::
+      ::>  changes the config of this story and notify
       ::>  our followers.
       ::>  subscribes to new sources, unsubs from removed
       ::>  ones.
@@ -1021,7 +1021,7 @@
       =.  +>.$  (so-acquire p.dif)
       =.  +>.$  (so-abjure q.dif)
       =.  shape  cof
-      (so-report-cabal so-followers)
+      (so-report-lobby so-followers)
     ::
     ++  so-reform-gone                                  ::<  delete story
       ::>  deletes this story. removes it from {stories}
@@ -1029,7 +1029,7 @@
       ::
       =.  stories  (~(del by stories) nom)
       =.  .  (so-inform %confs ~ ~)
-      =.  .  (so-report-cabal so-followers)
+      =.  .  (so-report-lobby so-followers)
       (so-abjure (~(tap in src.shape)))
     ::
     ++  so-notify                                       ::<  local presence
@@ -1106,7 +1106,7 @@
       ?.  (~(has in src.shape) pan)  +>
       =.  src.shape  (~(del in src.shape) pan)
       =.  +>  (so-inform %confs `shape ~)
-      (so-report-cabal so-followers)
+      (so-report-lobby so-followers)
     ::
     ++  so-start                                        ::<  subscribe follower
       ::>  called upon subscribe. deduces the range of
diff --git a/mar/talk/report.hoon b/mar/talk/report.hoon
index b1377ec79..0fc97f397 100644
--- a/mar/talk/report.hoon
+++ b/mar/talk/report.hoon
@@ -19,9 +19,9 @@
     =>  +
     |^  %+  joba  -.rep
         ?-  -.rep
-          $cabal  (cabl cab.rep)
+          $lobby  (loby cab.rep)
           $grams  (jobe num+(jone num.rep) tele+[%a (turn gaz.rep gram)] ~)
-          $group  %^    jobe
+          $crowd  %^    jobe
                       local+(grop loc.reg.rep)
                     global+%.(rem.reg.rep (jome parn grop))
                   ~
@@ -121,8 +121,8 @@
         (jobe first+[%s p] middle+?~(q ~ [%s u.q]) last+[%s r] ~)
       ~
     ::
-    ++  cabl
-      |=  cabal
+    ++  loby
+      |=  lobby
       %-  jobe  :~
         loc+(conf loc)
         ham+((jome circ conf) rem)
@@ -137,7 +137,7 @@
       %-  jobe  :~
         sources+(sorc src)
         caption+[%s cap]
-        =-  cordon+(jobe posture+[%s -.con] list+[%a -] ~)
+        =-  control+(jobe security+[%s -.con] list+[%a -] ~)
         (turn (~(tap in ses.con)) jope)                ::  XX  jase
       ==
   --
diff --git a/sur/talk.hoon b/sur/talk.hoon
index a46fbb1e5..53e117cdf 100644
--- a/sur/talk.hoon
+++ b/sur/talk.hoon
@@ -11,7 +11,7 @@
 ::
 ++  action                                              ::>  user action
   $%  ::  circle configuration                          ::
-      {$create nom/knot des/cord sec/posture}           ::<  create circle
+      {$create nom/knot des/cord sec/security}          ::<  create circle
       {$source nom/knot sub/? src/(set partner)}        ::<  un/sub p to/from r
       {$depict nom/knot des/cord}                       ::<  change description
       {$permit nom/knot inv/? sis/(set ship)}           ::<  invite/banish
@@ -37,7 +37,7 @@
           loc/(unit config)                             ::<  local config
           rem/(map circle (unit config))                ::<  remote configs
       ==                                                ::
-      {$precs reg/register}                             ::<  presences
+      {$precs reg/crowd}                                ::<  presences
       {$grams num/@ud gaz/(list telegram)}              ::<  messages
       ::  ui state                                      ::
       {$glyph (jug char (set partner))}                 ::<  glyph bindings
@@ -54,8 +54,8 @@
   $%  {$review tos/(list thought)}                      ::<  deliver
   ==                                                    ::
 ++  report                                              ::>  update
-  $%  {$cabal cab/cabal}                                ::<  config neighborhood
-      {$group reg/register}                             ::<  presence
+  $%  {$lobby cab/lobby}                                ::<  config neighborhood
+      {$crowd reg/crowd}                                ::<  presence
       {$grams num/@ud gaz/(list telegram)}              ::<  thoughts
   ==                                                    ::
 ::
@@ -71,25 +71,22 @@
   $%  {$twitter p/@t}                                   ::<  twitter handle
   ==                                                    ::
 ::  circle configurations.                              ::
-++  cabal                                               ::>  metaconfiguration
-  $:  loc/config                                        ::<  local config
-      rem/(map circle config)                           ::<  neighborhood configs
-  ==                                                    ::
+++  lobby      {loc/config rem/(map circle config)}     ::<  our & srcs configs
 ++  config                                              ::>  circle config
   $:  src/(set partner)                                 ::<  pulls from
       cap/cord                                          ::<  description
       con/control                                       ::<  restrictions
   ==                                                    ::
-++  control    {sec/posture ses/(set ship)}             ::<  access control
-++  posture                                             ::>  security kind
+++  control    {sec/security ses/(set ship)}            ::<  access control
+++  security                                            ::>  security kind
   $?  $black                                            ::<  channel, blacklist
       $white                                            ::<  village, whitelist
       $green                                            ::<  journal, author list
       $brown                                            ::<  mailbox, our r, bl w
   ==                                                    ::
 ::  participant metadata.                               ::
-++  register   {loc/atlas rem/(map partner atlas)}      ::<  our & srcs presences
-++  atlas      (map ship status)                        ::<  presence map
+++  crowd      {loc/group rem/(map partner group)}      ::<  our & srcs presences
+++  group      (map ship status)                        ::<  presence map
 ++  status     {pec/presence man/human}                 ::<  participant
 ++  presence                                            ::>  status type
   $?  $gone                                             ::<  left
@@ -117,7 +114,7 @@
       {$ire tos/serial sep/speech}                      ::<  in-reply-to
       {$url url/purf}                                   ::<  parsed url
       {$exp exp/@t}                                     ::<  hoon line
-      {$fat tac/torso sep/speech}                       ::<  attachment
+      {$fat tac/attache sep/speech}                     ::<  attachment
       {$lan nom/knot msg/@t}                            ::<  local announce
       {$inv inv/? cir/circle}                           ::<  inv/ban for circle
       {$mor ses/(list speech)}                          ::<  multiplex
@@ -133,8 +130,8 @@
           meta/json                                     ::<  other data for web
       ==                                                ::
   ==                                                    ::
-++  torso                                               ::>  attachment
-  $%  {$name nom/@t tac/torso}                          ::<  named attachment
+++  attache                                             ::>  attachment
+  $%  {$name nom/@t tac/attache}                        ::<  named attachment
       {$text (list @t)}                                 ::<  text lines
       {$tank (list tank)}                               ::<  tank list
   ==                                                    ::