In asymmetric cryptography, is it possible to ensure that public key derived from a given private key is unique, no matter the algorithm?
I have a digital certificate that I use to exchange messages with peers, my certificate expiration date is due next year, suppose I renew this certificate before it expires, will I be able to open the ...
Knowledge of a CA private key would allow MitM attackers to transparently supplant any certificates signed by that private key. It would also allow cyber criminals to start forging their own trusted ...
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 ...