Using BGP to Acquire Bogus TLS Certificates

[cpu]

@jsha

They were kind enough to show us an early draft of their paper, which kicked us into higher gear on implementing the multi-viewpoint validation feature we had been intending to write for a long time. There's some code landed in Boulder, and we're working on the operation deployment part of things.

As an update, we just announced the deployment of this feature to the staging environment.