2
votes
1answer
123 views

Should generating gpg keys ever result in an identical key to an older key?

I recently had a situation where I lost an old private key (write error; realized this too late). In regenerating keys and replacing the public keys on various sites, I noticed that the public keys ...
0
votes
2answers
349 views

Network security: Public and Private keys

In Pretty Good Privacy, it is said that Sender sends compressed message and encrypts the message with the private key of himself. And then Receiver will decrypt that message with the public key of the ...
2
votes
1answer
2k views

Is your PGP passphrase used to decrypt an encrypted private key, or needed in conjunction with the private key to decrypt the message?

If the former, then if the private key can be used to digitally sign messages, why doesn't your client offer to encrypt this highly sensitive piece of data? If the latter, then if someone had access ...
6
votes
3answers
3k views

Generate a PGP key with more than 4096 bits?

I would like to know if generating a PGP key with a number of bits higher than 4096 is possible and if so how?