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Secure instant messaging is a form of instant messaging. Both terms refer to an informal means for computer users to exchange messages commonly referred to as "chats". Instant messaging can be compared to texting as opposed to making a mobile phone call. In the case of messaging, it is like the short form of emailing.
Overview. Instant messaging is a set of communication technologies used for text-based communication between two ( private messaging) or more (chat room) participants over the Internet or other types of networks (see also LAN messenger ). [6] IM chats happen in real-time.
Secure messaging works as an online messaging service. Firstly, users enroll in a secure messaging platform. Then, the user logs into their account by typing in their username and password (or strong authentication) similar to a web-based email account. Out of a message center, the messages can be sent over a secure SSL-connection or via other ...
Telegram is the most popular instant messaging application in parts of Europe, Asia, and Africa. [16] [17] As of 2024, registration to Telegram requires a smartphone . As of March 2024, [update] Telegram has more than 900 million monthly active users, [18] with India leading in the number of users. [19]
Signal is an encrypted messaging service for instant messaging, voice calls, and video calls. The instant messaging function includes sending text, voice notes, images, videos, and other files. Communication may be one-to-one between users or may involve group messaging.
SMS ( short message service) is a text messaging service component of most telephone, Internet, and mobile device systems. It uses standardized communication protocols to enable mobile devices to exchange short text messages. An intermediary service can facilitate a text-to-voice conversion to be sent to landlines.
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. In addition to authentication and encryption, OTR ...
YMSG ( Yahoo! Messenger ) ^ a b One-to-many / many-to-many communications primarily comprise presence information, publish/subscribe and groupchat distribution. Some technologies have the ability to distribute data by multicast, avoiding bottlenecks on the sending side caused by the number of recipients.