The Crazy Security Behind the Birth of Zcash, the Inside Story
http://spectrum.ieee.org/tech-talk/computing/networks/the-crazy-security-behind-the-birth-of-zcash [spectrum.ieee.org]
2016-12-04 21:56
I can testify that nothing strange happened. Until it did.
This is a good read, even for someone not particularly interested in zcash.
Blog: https://z.cash/technology/paramgen.html
Another insider account: https://petertodd.org/2016/cypherpunk-desert-bus-zcash-trusted-setup-ceremony