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Practical guides on the tools developers use every day — JSON, regex, JWT, cron, and more.
9 posts matching
Offers a practical framework for scoping what data and systems an AI agent should be allowed to touch, based on risk and reversibility.
Learn to grant AI agents terminal access safely with sandboxing, permission systems, and audit trails in this practical guide.
Expired, self-signed, hostname mismatch, incomplete chain, wrong SAN — how to tell them apart fast and fix each one.
Time-based one-time passwords are just a shared secret plus the current time, run through HMAC. Here's the whole mechanism.
Fast hash functions are the wrong tool for passwords. bcrypt is deliberately slow and salted — here's why that matters.
SHA-1 is broken for security, SHA-256 is the default, SHA-512 is faster on 64-bit hardware. Here's when each one is the right call.
Decode JWTs safely, verify what you can client-side, and catch the claim mistakes that cause 401s.
Base64 is for binary-safe transport, not encryption. Here's when it helps — and the mistakes that leak data.
Length beats clever character rules. Here's how to generate strong passwords and store them correctly.
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