Earlier discussions:
Web Environment Integrity API Proposal – https://news.ycombinator.com/item?id=36817305 (618 points/4 days ago/442 comments)
Google Chrome Proposal – Web Environment Integrity – https://news.ycombinator.com/item?id=36778999 – (117 points/7 days ago/94 comments)
Web Environment Integrity Explainer – https://news.ycombinator.com/item?id=36785516 (87 points/6 days ago/44 comments)