gnome-extra/
seahorse-nautilus

Nautilus extension for encrypting and decrypting files with GnuPG

https://wiki.gnome.org/Apps/Seahorse

There are no open security bugs.

You think something is missing here?
Start with filling a new security bug.

Please file new vulnerability reports on Gentoo Bugzilla and assign them to the Gentoo Security product and Vulnerabilities component.