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Concept guides/Security review/Weak cryptography: fast hashes

CodingSecurity review

Weak cryptography: fast hashes

Medium3 min read

Questions it teaches

Gift card codes come from the random moduleEasy10 min Password hash reuses global saltMedium20 min SHA256 replaces password hashingMedium25 min AES encryption uses ECB modeMedium25 min MD5 with global saltMedium20 min Weak random token generationMedium20 min Encryption produces different outputHard30 min AES uses static zero IVHard30 min

Related

Security review Correctness review Secure coding Specs and prompts

Builds on: Correctness review

Spotting correctness bugs3 min Structured logging3 min

Builds on: Secure coding

Applied crypto & auth3 min WAL replay (crash recovery)3 min

Related: Specs and prompts

Prompting & writing specs3 min Describing your own practice6 min

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