⭕File Extensions

Quick reference to the various file extension types.

.gpg	a binary GPG encrypted file
.asc	an armored GPG key file
.pub	public key (usually for OpenSSH)
.sig	a binary GPG signed document / detached signature
.csr	certificate signing request
.crt	security certificate file
.rar.gpg	popular method of encrypting a rar archive with winrar and then using Gpg4win to encrypt and password protect the archive.
.zip.gpg	a method of encrypting a .zip archive by zipping the contents with WinZip, and then encrypting / password protecting the archive with Gpg4win.