1) Company communication 2) Signing critical commits, tags 3) Encrypted-mail-to-self 4) Encrypting critical files 5) Communicating about securit

1) Company communication 2) Signing critical commits, tags 3) Encrypted-mail-to-self 4) Encrypting critical files 5) Communicating about security vulnerabilities I don't use it for backups (I use Borg), or for SSH (25519 keys).