diff --git a/mutt/.mutt/accounts/asymptotic b/mutt/.mutt/accounts/asymptotic
index 9db97c2..1317b6f 100644
--- a/mutt/.mutt/accounts/asymptotic
+++ b/mutt/.mutt/accounts/asymptotic
@@ -1,8 +1,11 @@
+# vim: syntax=muttrc
+
 set from      = "Sanchayan Maity <sanchayan@asymptotic.io>"
 set sendmail  = "/usr/bin/msmtp -a asymptotic"
 set mbox      = "+asymptotic/Archive"
 set postponed = "+asymptotic/drafts"
 set record    = "+asymptotic/Sent"
+set signature = "~/.mutt/signature"
 
 color status green default
 
diff --git a/mutt/.mutt/accounts/fastmail b/mutt/.mutt/accounts/fastmail
index f03f9a0..5585fde 100644
--- a/mutt/.mutt/accounts/fastmail
+++ b/mutt/.mutt/accounts/fastmail
@@ -1,8 +1,11 @@
+# vim: syntax=muttrc
+
 set from      = "Sanchayan Maity <sanchayan@sanchayanmaity.net>"
 set sendmail  = "/usr/bin/msmtp -a fastmail"
 set mbox      = "+fastmail/Archive"
 set postponed = "+fastmail/drafts"
 set record    = "+fastmail/Sent"
+set signature = "~/.mutt/signed-signature"
 
 color status green default
 
@@ -22,3 +25,7 @@ macro index gf "<change-folder>=fastmail/FreedesktopGitlab<enter>" "Go to freede
 macro index gg "<change-folder>=fastmail/gstreamer<enter>" "Go to gstreamer"
 macro index gp "<change-folder>=fastmail/pulseaudio<enter>" "Go to pulseaudio"
 macro index gs "<change-folder>=fastmail/Sent<enter>" "Go to Sent"
+
+# See send-hook and patterns here http://www.mutt.org/doc/manual/#patterns
+send-hook . 'reset crypt_autoencrypt'
+send-hook '~f sanchayan@sanchayanmaity\\.net' 'set crypt_autosign'
diff --git a/mutt/.mutt/accounts/sanchayan b/mutt/.mutt/accounts/sanchayan
index ffb5ba2..bef3558 100644
--- a/mutt/.mutt/accounts/sanchayan
+++ b/mutt/.mutt/accounts/sanchayan
@@ -1,8 +1,11 @@
+# vim: syntax=muttrc
+
 set from      = "Sanchayan Maity <maitysanchayan@gmail.com>"
 set sendmail  = "/usr/bin/msmtp -a Sanchayan"
 set mbox      = "+sanchayan/Archive"
 set postponed = "+sanchayan/drafts"
 set record    = "+sanchayan/Sent"
+set signature = "~/.mutt/signature"
 
 color status green default
 
diff --git a/mutt/.mutt/accounts/victor b/mutt/.mutt/accounts/victor
index be4b128..45f9bcf 100644
--- a/mutt/.mutt/accounts/victor
+++ b/mutt/.mutt/accounts/victor
@@ -1,8 +1,11 @@
+# vim: syntax=muttrc
+
 set from      = "victorascroft@gmail.com"
 set sendmail  = "/usr/bin/msmtp -a Victor"
 set mbox      = "+victor/Archive"
 set postponed = "+victor/Drafts"
 set record    = "+victor/Sent"
+set signature = "~/.mutt/signature"
 
 color status cyan default
 
diff --git a/mutt/.mutt/muttrc b/mutt/.mutt/muttrc
index 6331fbd..3d7034b 100644
--- a/mutt/.mutt/muttrc
+++ b/mutt/.mutt/muttrc
@@ -73,8 +73,6 @@ bind editor        <Tab> complete-query
 
 set edit_headers = yes
 
-set signature = "~/.mutt/signature"
-
 # 'L' performs a notmuch query, showing only the results
 macro index L "<enter-command>unset wait_key<enter><shell-escape>read -p 'notmuch query: ' x; echo \$x >~/.cache/mutt_terms<enter><limit>~i \"\`notmuch search --output=messages \$(cat ~/.cache/mutt_terms) | head -n 600 | perl -le '@a=<>;chomp@a;s/\^id:// for@a;$,=\"|\";print@a'\`\"<enter>" "show only messages matching a notmuch pattern"
 
diff --git a/mutt/.mutt/signed-signature b/mutt/.mutt/signed-signature
new file mode 100644
index 0000000..9a84940
--- /dev/null
+++ b/mutt/.mutt/signed-signature
@@ -0,0 +1,11 @@
+Regards,
+Sanchayan.
+
+Signed with public key:
+41B3 422B 0370 3BF5 FD03  FAFB 6F6A 0609 C120 38F3
+
+Also available as DNS TXT record.
+dig TXT openpgp.sanchayanmaity.net +short | sed 's/"//g'
+
+Also available via Web Key Directory at https://keys.openpgp.org/.
+gpg --locate-keys --auto-key-locate clear,nodefault,wkd sanchayanmaity.net