If there’s a poster child for the challenges facing open source security, it may be Werner Koch, the German developer who wrote and for the last 18 years has toiled to maintain Gnu Privacy Guard (GnuPG), a pillar of the open source software ecosystem.
Since its first production release in 1999, GnuPG has become one of the most widely used open source security tools in the world, protecting the email communication of everyone from government officials to Edward Snowden.
