Glossary

16 cryptography terms, each answered in under two minutes. Entries are organized by concept:

• Hashing — hash functions, SHA-256, salts, bcrypt, HMAC
• Symmetric encryption — AES, block ciphers, nonces, initialization vectors
• Asymmetric encryption — public keys, private keys, RSA, elliptic curve cryptography
• Signatures and trust — digital signatures, certificate authorities, Diffie-Hellman

Every term links back to the lesson where it is introduced. Start with any entry or work through the lessons in order.