[1] Hide `nonce` content attribute values. (#2369) by mikewest · Pull Request #2373 · whatwg/html (2018-02-17 23:34:16 +09:00) https://github.com/whatwg/html/pull/2373

[2] Re: Deprecation of DOMAttrModified (Was: DOMActivate vs. Activation Behavior) (Jonas Sicking著, 2010-02-10 10:26:44 +09:00) https://lists.w3.org/Archives/Public/public-hypertext-cg/2010JanMar/0016.html