Blockchain Cryptography for Developers
Svetlin Nakov @ BGWebSummit - April 2018
Elliptic Curve Cryptography (ECC)
ECC Concepts, Elliptic Curves, the secp256k1 Curve
Private Key to Public Key to Blockchain Address
Sign / Verify Transactions in Ethereum
Cryptographic Hash Functions: SHA256, SHA3, RIPEMD160, …
HMAC and Key Derivation: HMAC, PBKDF2, SCrypt
Blockchain Cryptography and Wallets: JSON / UTC, BIP39, BIP44
Wallet Encryption: AES + Padding + CBC/CTR, SCrypt, HMAC