In this Q3 2026 FreeBSD Journal article, Emre Çapan explores how to check whether passwords have been exposed in data breaches without sending full passwords or hashes to an external service.

The article walks through a privacy-preserving approach using FreeBSD and the Pwned Passwords range API, covering secure password checks, strict response validation, and audit logging.

Read the full article: https://freebsdfoundation.org/our-work/journal/browser-based-edition/production-deployments/auditable-credential-exposure-checks-on-freebsd-without-sending-full-passwords/