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A global wave of cyberattacks and data breaches began in January 2021 after four zero-day exploits were discovered in on-premises Microsoft Exchange Servers, giving attackers full access to user emails and passwords on affected servers, administrator privileges on the server, and access to connected devices on the same network.
This allowed them to access additional credentials necessary to assume the privileges of any legitimate user of the network, which in turn allowed them to compromise Microsoft Office 365 email accounts. Additionally, a flaw in Microsoft's Outlook Web App may have allowed attackers to bypass multi-factor authentication.
May 1, 2024 at 1:02 PM. The Change Healthcare cyberattack that disrupted health care systems nationwide earlier this year started when hackers entered a server that lacked a basic form of security ...
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7,500, including email accounts, SharePoint files, and the Microsoft Office 365 environment academic hacked Bangladesh Office of the Registrar General, Birth & Death Registration: 2023 50,000,000+ government data leak due to security vulnerabilities: United Kingdom British Library: 2023 unknown government ransomware: United Kingdom
For some users, that Microsoft webmail breach was worse than first thought. Microsoft has confirmed a Motherboard source's claims that the hackers had access to a portion of the email content, not ...
The breach didn't expose sign-in details or message contents, but it did offer access to email addresses (including names of addresses in conversations), subject lines and custom folder names.
Overview. Email is a very widely used communication method. If an email account is hacked, it can allow the attacker access to the personal, sensitive or confidential information in the mail storage; as well as allowing them to read new incoming and outgoing email - and to send and receive as the legitimate owner.