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  2. 2021 Microsoft Exchange Server data breach - Wikipedia

    en.wikipedia.org/wiki/2021_Microsoft_Exchange...

    The first breach of a Microsoft Exchange Server instance was observed by cybersecurity company Volexity on 6 January 2021. [1] By the end of January, Volexity had observed a breach allowing attackers to spy on two of their customers, and alerted Microsoft to the vulnerability. After Microsoft was alerted of the breach, Volexity noted the ...

  3. Office of Personnel Management data breach - Wikipedia

    en.wikipedia.org/wiki/Office_of_Personnel...

    The Office of Personnel Management data breach was a 2015 data breach targeting Standard Form 86 (SF-86) U.S. government security clearance records retained by the United States Office of Personnel Management (OPM). One of the largest breaches of government data in U.S. history, the attack was carried out by an advanced persistent threat based ...

  4. Yahoo! data breaches - Wikipedia

    en.wikipedia.org/wiki/Yahoo!_data_breaches

    Yahoo! data breaches. In 2013 and 2014, the Internet service company Yahoo was subjected to two of the largest data breaches on record. Neither breach was revealed publicly until September 2016. The 2013 data breach occurred on Yahoo servers in August 2013 and affected all three billion user accounts. The 2014 breach affected over 500 million ...

  5. Anonymous (hacker group) - Wikipedia

    en.wikipedia.org/wiki/Anonymous_(hacker_group)

    Anonymous (hacker group) Anonymous. An emblem that is commonly associated with Anonymous. The "man without a head" represents anonymity and leaderless organization. [1] Individuals appearing in public as Anonymous, wearing Guy Fawkes masks. Formation.

  6. Shutdown of Sky Global - Wikipedia

    en.wikipedia.org/wiki/Shutdown_of_Sky_Global

    Shutdown of Sky Global. Sky Global was a communications network and service provider founded in 2008 in Vancouver, Canada. It developed the world's largest encrypted messaging network called Sky ECC, [1] operating through three servers of the OVHcloud company in Roubaix, France. [2] A significant share of the system's users were international ...

  7. List of security hacking incidents - Wikipedia

    en.wikipedia.org/wiki/List_of_security_hacking...

    The malware destroyed over 35,000 Saudi Aramco computers, affecting business operations for months. December 17: Computer hacker sl1nk announced that he has hacked a total of 9 countries' SCADA systems. The proof includes 6 countries: France, Norway, Russia, Spain, Sweden and the United States.

  8. Facebook onion address - Wikipedia

    en.wikipedia.org/wiki/Facebook_onion_address

    The network address it used at the time – facebookcorewwwi.onion – is a backronym that stands for Facebook's Core WWW Infrastructure. [7] In April 2016, it had been used by over 1 million people monthly, up from 525,000 in 2015. [3] Google does not operate sites through Tor, and Facebook has been applauded for allowing such access, [11 ...

  9. 2014 Sony Pictures hack - Wikipedia

    en.wikipedia.org/wiki/2014_Sony_Pictures_hack

    The headquarters of Sony Pictures in Culver City, California, United States. On November 24, 2014, a hacker group identifying itself as "Guardians of Peace" leaked a release of confidential data from the film studio Sony Pictures Entertainment (SPE). The data included personal information about Sony Pictures employees and their families, emails ...