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  2. WhatsApp - Wikipedia

    en.wikipedia.org/wiki/WhatsApp

    WhatsApp (officially WhatsApp Messenger) is an instant messaging (IM) and voice-over-IP (VoIP) service owned by technology conglomerate Meta. 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.

  3. Timeline of WhatsApp - Wikipedia

    en.wikipedia.org/wiki/Timeline_of_WhatsApp

    Timeline of WhatsApp. The following is a timeline of WhatsApp, a proprietary cross-platform, encrypted, instant messaging client for smartphones. [1] Jan Koum incorporates WhatsApp in USA. [2] WhatsApp 2.0 is released on the App Store for the iPhone. [3]

  4. Jan Koum - Wikipedia

    en.wikipedia.org/wiki/Jan_Koum

    Years active. 1994–present. Jan Koum ( Ukrainian: Ян Кум; born Yan Borysovych Kum, Ukrainian: Ян Борисович Кум, on February 24, 1976) is a Ukrainian-American billionaire businessman and computer programmer. He is the co-founder and former CEO of WhatsApp, a mobile messaging app which was acquired by Facebook in 2014 for US ...

  5. Meta's WhatsApp down for thousands, Downdetector shows - AOL

    www.aol.com/news/metas-whatsapp-down-thousands...

    April 3, 2024 at 3:49 PM. (Reuters) -Meta Platforms-owned WhatsApp was down for thousands of users on Wednesday, even as the smartphone messaging app resumed service for some people, according to ...

  6. Apple pulls WhatsApp, Threads from China app store after ...

    www.aol.com/news/apple-removes-whatsapp-threads...

    By Josh Ye and Mrinmay Dey. (Reuters) -Apple said on Friday it had removed Meta Platforms' WhatsApp and Threads from its App Store in China after being ordered to do so by the Chinese government ...

  7. Reception and criticism of WhatsApp security and privacy ...

    en.wikipedia.org/wiki/Reception_and_criticism_of...

    In September 2019, WhatsApp was criticized for its implementation of a 'delete for everyone' feature. iOS users can elect to save media to their camera roll automatically. When a user deletes media for everyone, WhatsApp does not delete images saved in the iOS camera roll and so those users are able to keep the images.

  8. Signal Protocol - Wikipedia

    en.wikipedia.org/wiki/Signal_Protocol

    Website. signal .org /docs. The Signal Protocol (formerly known as the TextSecure Protocol) is a non- federated cryptographic protocol that provides end-to-end encryption for voice and instant messaging conversations. [2] The protocol was developed by Open Whisper Systems in 2013 [2] and was introduced in the open-source TextSecure app, which ...

  9. Instant messaging - Wikipedia

    en.wikipedia.org/wiki/Instant_messaging

    WhatsApp by Meta Platforms is the most popular messaging app in several countries in South America, Western Europe, Africa, Middle East, South Asia, and Southeast Asia. Facebook Messenger by Meta Platforms is the most popular messaging app in North America, Northern Europe, some Central Europe countries, and Oceania.

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