5
votes
3answers
785 views

Is it possible to use a GPG or SSH key for web based authentication in a secure fashion?

Let's say hypothetically I am writing a web application targeting technically inclined, security-conscious users who have no problems generating and using GPG or SSH keys. Is it possible to use said ...
5
votes
3answers
3k views

How does storing GPG/SSH private keys on smart cards compare to plain USB drives?

I have a basic understanding of private/public key cryptography and have been using it for SSH logins and GPG encryption/signing for a while now. However, I have always kept the private key/keyrings ...
4
votes
1answer
92 views

GPG warns about unprotected subkeys while using monkeysphere

Issuing monkeysphere subkey-to-shh-agent GPG warns me: gpg: about to export an unprotected subkey then it asks for the passphrase and everything works fine. What's the meaning of "export an ...
6
votes
3answers
3k views

How can I convert my encypted PGP secret key for use performing SSH authentication?

I wish to covert my PGP key (RSA) to be used performing SSH authentication. After some searching, I found openpgp2ssh, which appears to be an appropriate tool. Everything works swimmingly for my ...