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⚡ AI Lessons
Dev.to · ktaka-ccmp
🔐 Cybersecurity
⚡ AI Lesson
3mo ago
Implementing ECDSA from Scratch Without Libraries
Implementing ECDSA signing and verification from scratch using only basic arithmetic and mod, with all intermediate values on a tiny curve.
Dev.to · ktaka-ccmp
📣 Digital Marketing & Growth
⚡ AI Lesson
3mo ago
Understanding ECDSA Signatures with the Web Crypto API
Using the Web Crypto API's crypto.subtle to generate and verify ECDSA digital signatures in the browser, Bun, and Node.js.
Dev.to · ktaka-ccmp
📣 Digital Marketing & Growth
⚡ AI Lesson
3mo ago
Implementing FedCM Login in the oauth2-passkey Rust Library
An implementation record of FedCM login: using the browser standard API, reusing JWT validation, and security trade-offs.
Dev.to · ktaka-ccmp
🔐 Cybersecurity
⚡ AI Lesson
4mo ago
Try Passwordless Auth: oauth2-passkey Live Demo
Introducing oauth2-passkey, a Rust library for passwordless authentication with OAuth2 and Passkeys. Try the live demo at passkey-demo.ccmp.jp.
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