.gnupg/gpg-agent.conf

-default-cache-ttl 7200
-max-cache-ttl 7200
+# Change default timeout in seconds to
+# 6 * 3600 = 21600 6 hours
+default-cache-ttl 21600
+max-cache-ttl 21600
 enable-ssh-support
-# MUST be a full path
-# pinentry-program /usr/bin/pinentry-tty
-pinentry-program /home/USER/.gnupg/pinentry-auto.sh
+
+# On ubuntu use update-alternatives
+# To set the desired pinentry wrapper instead of setting pinentry-program
+
+# sudo update-alternatives --install /usr/bin/pinentry pinentry (gpgconf --list-dirs homedir)/pinentry-auto.sh 99
 
 # 3 Hours cache on SSH-keys
-default-cache-ttl-ssh 10800
-max-cache-ttl-ssh 10800
+default-cache-ttl-ssh 21600
+max-cache-ttl-ssh 21600
 
-log-file /home/USER/.cache/gpg-agent.log
+# Disallow saving of password, gpg-agent only cache
+no-allow-external-cache