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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 ...
Kaseya VSA ransomware attack. On 2 July 2021, a number of managed service providers (MSPs) and their customers became victims of a ransomware attack perpetrated by the REvil group, [1] causing widespread downtime for over 1,000 companies. [2][3] The attack was carried out by exploiting a vulnerability in VSA (Virtual System Administrator), a ...
On November 13, 2021, a hacker named Conor Brian Fitzpatrick, going by his alias "Pompompurin", compromised the FBI's external email system, sending thousands of messages warning of a cyberattack by cybersecurity CEO Vinny Troia who was falsely suggested to have been identified as part of The Dark Overlord hacking group by the United States Department of Homeland Security.
Microsoft named Hafnium as the group responsible for the 2021 Microsoft Exchange Server data breach, and alleged they were "state-sponsored and operating out of China". [3] [4] According to Microsoft, they are based in China but primarily use United States-based virtual private servers, [6] and have targeted "infectious disease researchers, law firms, higher education institutions, defense ...
The attackers exploited flaws in Microsoft products, services, and software distribution infrastructure. [23] [15] [9] [18]At least one reseller of Microsoft cloud services was compromised by the attackers, constituting a supply chain attack that allowed the attackers to access Microsoft cloud services used by the reseller's customers.
February 8: Foxconn is hacked by a hacker group, "Swagg Security", releasing a massive amount of data including email and server logins, and even more alarming—bank account credentials of large companies like Apple and Microsoft. Swagg Security stages the attack just as a Foxconn protest ignites against terrible working conditions in southern ...
Ivanti Pulse Connect Secure data breach. On April 20, 2021, it was reported that suspected Chinese-state backed hacker groups had breached multiple government agencies, defense companies and financial institutions in both the US and Europe after the hackers created and used a Zero-day exploit for Ivanti Pulse Connect Secure VPN devices. [1][2 ...
2021 Microsoft Exchange cyberattack was the older article and WP:REDUNDANTFORK states that the " the more recent article " is the one that should be merged. The word cyberattack is better than data breach as it is more general. There have been a variety of payloads and consequences, not just the copying of data.