Kira

Writing

Backend Engineering Blog

Deep dives into Python, FastAPI, PostgreSQL, Redis and self-hosted infrastructure — from production systems handling millions of shipments.

  • · 11 min read

    Password Hashing in Python: bcrypt, Argon2, and Why It Matters

    A developer's guide to password security in Python 3: why fast hashes will get you breached, how salts and peppers actually work, choosing between Argon2id and bcrypt, and how to safely migrate legacy databases without breaking logins.

    • python
    • security
    • cryptography
    • password

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