Module
Symmetric Crypto, Hashes, and MACs
Sign in to add this module to your path and practice.
About
Block/stream ciphers (AES), modes (CBC, GCM, CTR), cryptographic hash functions, HMAC/CMAC, authenticated encryption. Key management basics and side-channel awareness at a high level.
Goal
Choose an appropriate AEAD construction and parameters for protecting data at rest or in transit; explain why naive encrypt-then-hash or ECB is insecure.
Unlocks
Tutor
Ask questions about this module.
Hi — I'm your tutor for Symmetric Crypto, Hashes, and MACs. Ask about the concepts, goal, or where you're stuck.