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Encryption

ChaCha20-Poly1305 Explained: When to Choose It Over AES

ChaCha20-Poly1305 is up to eight times faster than AES-GCM on devices without hardware acceleration. Learn when to choose it and why TLS 1.3 includes it.

·9 min ·intermediate

Encryption

How Padding Oracle Attacks Work

Learn how padding oracle attacks decrypt AES-CBC ciphertext without the key, and why authenticated encryption like AES-GCM eliminates the risk entirely.

·9 min ·intermediate