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Jan Borysovych Koum [a] (born February 24, 1976 [1]) 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$19.3 billion.
In 2009, Jan Koum and Acton co-founded WhatsApp, [4] a mobile messaging application which was acquired by Facebook in February 2014 for US$19 billion. Acton left WhatsApp in September 2017 to start the Signal Foundation. [5] According to Forbes (2020), Acton is the 836th-richest person in the world, with a net worth of $2.5 billion. [4]
WhatsApp (officially WhatsApp Messenger) is an 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.
WhatsApp: Meta Platforms United States: 2009 2 billion [3] Had 1 billion daily active users when it had 1.3 billion monthly active users [citation needed] 4 Instagram: Meta Platforms United States: 2010 2 billion [4] 500 million daily Instagram Stories users [5] 5 TikTok: ByteDance China [6] [7] 2016 1.582 billion [3] 6 WeChat: Tencent China ...
Meta Platforms, Inc., [10] doing business as Meta, [11] and formerly named Facebook, Inc., and TheFacebook, Inc., [12] [13] is an American multinational technology conglomerate based in Menlo Park, California.
The WhatsApp support staff announce that messages were encrypted in the "latest version" of the WhatsApp software for iOS and Android (but not BlackBerry, Windows Phone, and Symbian), without specifying the cryptographic method. [8] 2013: February: Userbase: WhatsApp's user base swells to about 200 million active users and its staff to 50. [2 ...
A woman was banned from the cruise she sold everything to live on after her private conversation on WhatsApp was exposed. Jenny Phenix , from Florida, USA , complained to fellow passengers about a ...
On February 21, 2018, Moxie Marlinspike and WhatsApp co-founder Brian Acton announced the formation of the Signal Foundation, a 501(c)(3) nonprofit organization. [4] [8] The foundation was started with an initial $50 million loan from Acton, who had left WhatsApp's parent company, Facebook, in September 2017. [8]