enigmail doesn't use gcr under the hood, it uses whatever GPG agent is listening on the socket pointed to by the GPG_AGENT_INFO environment variable. By default, in Ubuntu, it's gnome-keyring-daemon, and not gpg- agent.
If you want documentation besides what is in the dconf schema description, please file a bug here, and attach it to this one: https://bugzilla.gnome.org/enter_bug.cgi?product=gnome-keyring Thanks. ** Package changed: gcr (Ubuntu) => gnome-keyring (Ubuntu) ** Summary changed: - GCR has no man page and employs insecure defauts for GPG passphrase caching + gnome-keyring has an inadequate man page and employs insecure defaults for GPG passphrase caching -- You received this bug notification because you are a member of Ubuntu Desktop Bugs, which is subscribed to gnome-keyring in Ubuntu. https://bugs.launchpad.net/bugs/1325833 Title: gnome-keyring has an inadequate man page and employs insecure defaults for GPG passphrase caching To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/gnome-keyring/+bug/1325833/+subscriptions -- desktop-bugs mailing list desktop-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/desktop-bugs