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WhatsApp (officially WhatsApp Messenger) is an American instant messaging (IM) and voice-over-IP (VoIP) service owned by technology conglomerate Meta. [14] It allows users to send text , voice messages and video messages, [ 15 ] make voice and video calls, and share images, documents, user locations, and other content.
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The Carna Botnet was a botnet of 420,000 devices created by hackers to measure the extent of the Internet in what the creators called the "Internet Census of 2012". [ 24 ] [ 25 ] World map of 24-hour relative average utilization of IPv4 addresses observed using ICMP ping requests as part of the Internet Census of 2012 (Carna Botnet), June ...
Wi-Fi provides wireless access to the Internet via local computer networks. Hotspots providing such access include Wi-Fi cafés, where users need to bring their own wireless devices, such as a laptop or PDA. These services may be free to all, free to customers only, or fee-based. Grassroots efforts have led to wireless community networks.
A wireless Internet service provider (WISP) is an Internet service provider with a network based on wireless networking. Technology may include commonplace Wi-Fi wireless mesh networking , or proprietary equipment designed to operate over open 900 MHz , 2.4 GHz , 4.9, 5, 24, and 60 GHz bands or licensed frequencies in the UHF band (including ...
WhatsApp adds the ability to react to messages with any emoji. [43] 2023 May Product WhatsApp announces users will be able to edit messages up to 15 minutes after being sent. [44] 2023 June Product WhatsApp announces Channels, a feature that allows one-to-many communication for updates, and no defined limit for number of followers.
Within a week, WhatsApp introduces an update allowing users to disable this feature. [17] Jan 21, 2015: WhatsApp launches WhatsApp Web, a web client which can be used through a web browser by syncing with the mobile device's connection. [18] Jan 21, 2015: WhatsApp announces its policy on cracking down on 3rd-party clients, including WhatsApp+. [19]
Instant messaging was pioneered in the early Internet era; the IRC protocol was the earliest to achieve wide adoption. [5] Later in the 1990s, ICQ was among the first closed and commercialized instant messengers, and several rival services appeared afterwards as it became a popular use of the Internet. [6]