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Kahoot! is a Norwegian online game-based learning platform. [3] It has learning games, also known as "kahoots", which are user-generated multiple-choice quizzes that can be accessed via a web browser or the Kahoot! app. [ 4 ] [ 5 ]
Discord is an instant messaging and VoIP social platform which allows communication through voice calls, video calls, text messaging, and media. Communication can be private or take place in virtual communities called "servers". [note 2] A server is a collection of persistent chat rooms and voice channels which can be accessed via invite links.
Messages sent between users of Facebook on the Facebook Chat platform. In computer networking, a private message, personal message, or direct message (abbreviated as PM or DM) refers to a private communication, often text-based, sent or received by a user of a private communication channel on any given platform.
If they use a code, both will require a copy of the same codebook. If they use a cipher, they will need appropriate keys. If the cipher is a symmetric key cipher, both will need a copy of the same key. If it is an asymmetric key cipher with the public/private key property, both will need the other's public key.
Each key pair consists of a public key and a corresponding private key. [ 1 ] [ 2 ] Key pairs are generated with cryptographic algorithms based on mathematical problems termed one-way functions . Security of public-key cryptography depends on keeping the private key secret; the public key can be openly distributed without compromising security ...
The PLATO system was launched in 1960 at the University of Illinois and subsequently commercially marketed by Control Data Corporation.It offered early forms of social media features with innovations such as Notes, PLATO's message-forum application; TERM-talk, its instant-messaging feature; Talkomatic, perhaps the first online chat room; News Report, a crowdsourced online newspaper, and blog ...
Shamir's secret sharing (SSS) is an efficient secret sharing algorithm for distributing private information (the "secret") among a group. The secret cannot be revealed unless a minimum number of the group's members act together to pool their knowledge.
4chan Homepage on May 3, 2023 Type of site Imageboard Available in English Country of origin United States Owner Hiroyuki Nishimura (since 2015) Created by Christopher Poole Services 4chan Pass URL 4chan.org Advertising Yes Commercial Yes Registration None (except for staff) Launched October 1, 2003 (21 years ago) (2003-10-01) Current status Active 4chan is an anonymous English-language ...