Area 11 · 6 topics
Security
Authentication, cryptography basics and the vulnerabilities that show up in real code reviews.
01
Deep-dive readyHashing & Encryption
Symmetric, asymmetric, password hashing (bcrypt/argon2).
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02
Deep-dive readyAuthN vs AuthZ
Sessions, JWTs, OAuth 2.0 & OIDC, explained by flow.
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03
Deep-dive readyInjection Attacks
SQL, command and template injection.
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04
Deep-dive readyCORS & CSRF
Same-origin policy and why CORS isn’t security.
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05
Deep-dive readyOWASP Top 10
The usual suspects, with vulnerable/fixed code.
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06
Deep-dive readySecrets Management
Vaults, rotation, and keeping keys out of git.
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