cbc
2 posts tagged cbc.
-
The Ciphertext Was Unbreakable. The Attacker Rewrote It Anyway: A Field Guide to Block Cipher Modes
Every block cipher mode -- ECB, CBC, CFB, OFB, CTR -- answers only confidentiality, never integrity. A field guide to why, the famous breaks, and the AEAD fix.
-
They Read Your Plaintext Without Breaking Your Cipher: A Field Guide to Padding Oracles
A padding oracle reads your plaintext without touching your key. Why CBC, Vaudenay, Lucky13, and POODLE are one bug -- and why Encrypt-then-MAC ends it.