Category
Security
4 articles on security.
article
Security
Let's Encrypt vs Paid SSL — Which Should You Choose?
A practical guide to choosing between Let's Encrypt free SSL and paid certificates from DigiCert, Sectigo. Cost, trust, EV, and use cases.
2026-12-127 min read
article
Security
Strong Password Best Practices in 2026 — Length, Entropy & Storage
A modern guide to creating strong passwords — length over complexity, entropy bits explained, why your manager beats memorization.
2026-12-087 min read
article
Security
MD5 vs SHA-256 — Which Hash Algorithm Should You Use?
A practical guide to choosing between MD5, SHA-1, SHA-256, and SHA-512 — for checksums, integrity, password hashing, and digital signatures.
2026-12-038 min read
article
Security
Cryptographically Secure Random Numbers in JavaScript
Why Math.random() is NOT secure, when to use Web Crypto, and how to avoid the modulo bias trap. With copy-paste-ready code.
2026-12-016 min read