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Posts taggedsecurity
Every field note we have filed under this topic, newest first.
Dispatches
Filed under security
· 8 min
File uploads from HTML forms without S3 keys
The four ways to handle file uploads from a static-site form. Tradeoffs, code, and why most teams pick option 4.
Read· 12 min
Honeypot vs reCAPTCHA vs hCaptcha: spam protection compared
Three approaches to stopping form spam, with honest tradeoffs on accuracy, accessibility, privacy, and user friction.
Read· 7 min
Verify HMAC webhook signatures in Node, PHP, and Python
Constant-time HMAC verification in three runtimes - with the bugs that get past code review.
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