In the age of Edward Snowden and Julian Assange "security" is one of the key criteria for the selection of messenger. That is why application developers to communicate constantly prove the superiority of securely.
The international human rights organization Amnesty International has made a rating of the safe instant messengers, which included 16 of the most popular services of the message exchange.
First place was shared products Facebook. Eponymous messenger and WhatsApp received 73 points out of 100. The second place is Apple's exclusive iMessage and FaceTime. Telegram made a name on safety, took an honorable 3rd place with 67 points out of 100.
Popular Viber, Skype, Snapchat and Blackberry Messenger in the ranking of Amnesty International estimated below 50 points. However, the Chinese instant messenger QQ and WeChat, with a total user base of 1.5 billion was awarded to evaluation 0 points. Such a low rating for services received because of the concealment of information about possible threats and the absence of end-to-end encryption. The latter, according to experts, "the primary way to protect privacy and freedom of expression from online threats."
The server in the messenger e2e-encryption-by-default relied upon by the drafters of the rating. Only 6 of the 16 candidates met the requirement: WhatsApp, iMessage, FaceTime, Duo from Google, Line and Viber. Telegram and Facebook Messenger offer end-to-end protection only in the "secret" chats.