Real-world Cryptography - -bookrar- < 720p | 1080p >

David Wong maintains a blog and a YouTube channel where he expands on topics from the book. The PDF gives you the foundation; his talks give you the application.

| Chapter | Focus | Hands-on | |---------|-------|----------| | 8 | TLS 1.3 | Use openssl s_client to connect to google.com; parse certificate chain. | | 9 | Secure Messaging (Signal) | Understand double ratchet; simulate a message ratchet in Python (simplified). | | 10 | Cryptographic APIs (PKCS#11, TPM) | Compare software vs hardware keys; write a key generation script using cryptography.hazmat. | | 11 | Crypto in blockchains (Bitcoin/Ethereum) | Recreate a Bitcoin-style signature (ECDSA + SHA256); notice malleability. | | 12 | Post‑quantum crypto (intro) | Install liboqs; run a Kyber key exchange demo. | Real-World Cryptography - -BookRAR-

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