My colleague Guillaume Destuynder wrote that blog post. We still use CryptoSticks at Mozilla, with sops[1] to securely store backup keys of some of our secrets files.<p>[1] <a href="https:&#x2F;&#x2F;github.com&#x2F;mozilla&#x2F;sops" rel="nofollow">https:&#x2F;&#x2F;github.com&#x2F;mozilla&#x2F;sops</a>