Install ekg2-gnupg by entering the following commands in the terminal:
sudo apt update sudo apt install ekg2-gnupg
instant messenger and IRC client for UNIX systems - GnuPG
EKG2 is an open source instant messenger program for UNIX systems. The program has a plugin-based structure, and supports multiple protocols, currently Jabber, ICQ, Gadu-Gadu, IRC, RivChat, PolChat, NNTP and RSS. . This package contains the plugin which uses GnuPG to provide encrypted communication.