What is the key size allowed in PGP?

Related questions

1. Is 2048 bit encryption safe?
2. What is a PGP server?
3. Can you use PGP with Gmail?
4. Is PGP still secure?
5. How does PGP encryption and decryption work?
6. What is a public key server?

Tags

1. #ranging
2. #gives
3. #choices