Jonatan Männchen Jonatan Männchen — Securing Open-Source Infrastructure.

Making open source more secure through code, standards, and collaboration.

Located in the beautiful city of Winterthur, Switzerland. Working as CISO at Erlang Ecosystem Foundation, Course Instructor at Bbc, and Technical Advisor to Sustema AG.

Security Work

  • Ægis — Supply Chain Security & Compliance Initiative for the BEAM ecosystem
  • EEF CNA — CVE Numbering Authority for the Erlang/Elixir ecosystem
  • EEF Security WG — Working group member improving BEAM security practices
  • OpenSSF — Member of the Open Source Security Foundation

Open Source

  • oidcc — Secure authentication for BEAM apps via OpenID Connect
  • ZipStream — Memory-efficient ZIP streaming for PHP
  • expo — GNU gettext parser powering Elixir internationalization
  • crontab — Cron expression parser with execution time calculation