Homestyx hydra

R1:7765299f8399

Mask the sender for "Must Encrypt" mail

Summary:
Depends on D18998. Ref T13053. When we send "Must Encrypt" mail, we currently send it with a normal "From" address.

This discloses a little information about the object (for example, if the Director of Silly Walks is interacting with a "must encrypt" object, the vulnerability is probably related to Silly Walks), so anonymize who is interacting with the object.

Test Plan: Processed some mail. (The actual final "From" is ephemeral and a little tricky to…
Repository: R1 hydra
Commit Date: Feb 8 2018