From dba4c4bdf6a850ab9f693ecebedbd0d90aad08d4 Mon Sep 17 00:00:00 2001 From: epriestley Date: Tue, 27 Feb 2018 06:56:15 -0800 Subject: [PATCH] Emit a "Content-Security-Policy" HTTP header Summary: See PHI399. Ref T4340. This header provides an additional layer of protection against various attacks, including XSS attacks which embed inline `