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Auth is the piece founders most often assume is easy, and this walks through why it quietly is not: password storage, resets, session handling, multi factor, and the security patches that never stop. It is a concrete, technical case for using an identity provider instead of maintaining that surface yourself. Read it before you decide login is a weekend job.
Please everyone, stop writing your own user authentication code
From With Blue Ink (Alessandro Segala) by Alessandro Segala 15 min read
- A real auth system is a permanent maintenance and security commitment, not a one time build
- Providers catch attack patterns across millions of users that you never could alone
- The time saved is time you can put into your actual product
