/etc/ufw/applications.d
NameSizeModeActions
apache2/-0755rm
apache2-utils.ufw.profile4060644editdlrm
nginx3740644editdlrm
openssh-server1450644editdlrm
postfix3610644editdlrm
Edit: /etc/ufw/applications.d/openssh-server (145B)
[OpenSSH] title=Secure shell server, an rshd replacement description=OpenSSH is a free implementation of the Secure Shell protocol. ports=22/tcp