[imsc] Pull Request: Add Security and Privacy section

nigelmegitt has just submitted a new pull request for https://github.com/w3c/imsc:

== Add Security and Privacy section ==
Fix #219.

* Reference TTML and XML security
* Mention that XML Entity Expansion is prohibited
* Include slightly edited version of the draft Privacy of Preference
section from WebVTT (credit @dwsinger and @zcorpan) which also applies
here.
* Include Security and Privacy related to Images..

See https://github.com/w3c/imsc/pull/220

Received on Thursday, 16 March 2017 18:01:45 UTC