On November 4, 2014, a follower of ISIS on Twitter, @Abu_Umar_8246, warned about the messenger service Kik, urging his readers not to use it "when chatting about sensitive Jihadi stuff" because "it is not secure." He includes a link to an article titled "Which Messaging Technologies Are Truly Safe And Secure?" He also listed six chat programs that he said were secure. A discussion ensued on his Twitter account.
November 5, 2014