Questions tagged [key-rotation]

Key rotation refers to a schedule or process for changing the key material.

Key rotation changes the encryption key. Key rotation is a must as all good keys do come to an end either through expiration or revocation.

19 questions
31
votes
3 answers

What's the purpose of key-rotation?

What's the purpose of key-rotation? Does it have any effect on the probability of keys being breached in the first place? Does it refer to avoiding access after a breach to all past data, all future data, both or none?
Filip Haglund
  • 1,043
  • 1
  • 8
  • 17
4
votes
2 answers

key rotation AES

I`m trying to implement key rotation in my system due to policy. In my system, the encrypted data is never deleted and has no expiration date. I have encoutered 2 solutions: Generate new key, decrypt all data with the old key and then encrypt it…
Ofek
  • 41
  • 2