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Telegram offers end-to-end encryption in voice and video calls, [10] and in optional private chats, which Telegram calls Secret Chats. Telegram also has social networking features, allowing users to post stories , create large public groups with up to 200,000 members, or share one-way updates to unlimited audiences in so-called channels.
While the controversial app Telegram does offer what it claims is an option to message users with end-to-end encryption, some leading cryptographers are wary of endorsing it, noting that some of ...
The European Court of Human Rights made a ruling in a long-running case involving Telegram's encrypted messaging. The fight to protect encryption just got a boost in a ruling about Telegram and Russia
Telegram provides end-to-end encrypted calls [100] and optional end-to-end encrypted "secret" chats between two online users on smartphone clients, whereas cloud chats use client-server/ server-client encryption. Users can send text and voice messages, animated stickers, make voice and video calls, and share an unlimited number of images ...
Tox is a peer-to-peer instant-messaging and video-calling protocol that offers end-to-end encryption. The stated goal of the project is to provide secure yet easily accessible communication for everyone. [2] A reference implementation of the protocol is published as free and open-source software under the terms of the GNU GPL-3.0-or-later.
The encryption process used by Threema is based on the open-source library NaCl library. Threema uses asymmetric ECC-based encryption, with 256-bit strength. Threema offers a "Validation Logging" feature that makes it possible to confirm that messages are end-to-end encrypted using the NaCl Networking and Cryptography library. [24]
For some features: secret chats, [117] voice and video calls, [118] and voice chats in groups [118] No No No Tencent QQ: No [119] [120] No No No No Threema: No A valid phone number or email address is not required for registration & login. However, the mobile app serves as the primary device, due to the end-to-end encryption architecture. [121 ...
Off-the-record Messaging (OTR) is a cryptographic protocol that provides encryption for instant messaging conversations. OTR uses a combination of AES symmetric-key algorithm with 128 bits key length, the Diffie–Hellman key exchange with 1536 bits group size, and the SHA-1 hash function.