[tofuahdude]

Has Mozilla ever made any serious attempt at technical contributions to crypto?

[sciurus]

What do you mean by crypto? I think we do lots of interesting work in that area. Heck, our CTO was the editor of the RFC for TLS 1.3.

https://blog.mozilla.org/blog/2019/01/09/eric-rescorla-wins-...

(Disclosure: I work for Mozilla but only ever tangentially on this)

[KingHenryVIII]

Oh yeah.. Ekr... on whose watch Moz couldn't even keep up a functioning cert chain for Addons.

[Igelau]

Tangentially related: after they canned Brendan Eich he started Brave.

[zamadatix]

FF was also pretty involved with DoH and ESNI (now ECH).