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A comment on Egypt has blocked encrypted messaging app Signal. Parent comment

Re:Egypt has blocked encrypted messaging app Signal by JshWright on Tuesday December 20, 2016 @08:48AM (#13219681)
XMPP is really hard to scale. It's a very chatty protocol, with tons of XML overhead.
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Re:Egypt has blocked encrypted messaging app Signal by davecridland on Tuesday December 20, 2016 @09:49AM (#13220230)
Sure it is. https://xmpp.org/extensions/xep-0365.html
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Re:Egypt has blocked encrypted messaging app Signal by SamWhited on Tuesday December 20, 2016 @11:54AM (#13221549)
[citation needed]
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