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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.
Begininng in late November, the hackers used a so-called "password spray attack" to access a "legacy non-production test tenant account and gain a foothold," Microsoft explained in the blog post.
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.
At least 10 different hacking groups are using recently discovered flaws in Microsoft Corp's mail server software to break in to targets around the world, cybersecurity company ESET said in a blog ...
When password-guessing, this method is very fast when used to check all short passwords, but for longer passwords other methods such as the dictionary attack are used because a brute-force search takes too long. Longer passwords, passphrases and keys have more possible values, making them exponentially more difficult to crack than shorter ones ...
Microsoft and OpenAI released a report on Wednesday saying that hacking groups from China, Iran, North Korea, and Russia are increasingly probing the use of AI large language models (LLMs) to ...
Microsoft advises users to apply all of their security updates to minimize vulnerabilities and to keep highly sensitive data out of large networks. [1] Because PLATINUM targets organizations, companies and government branches to acquire trade secrets, anyone working in or with such organizations can be a target for the group.
A compromised (hacked) account means someone else accessed your account by obtaining your password. Spoofed email occurs when the "From" field of a message is altered to show your address, which doesn't necessarily mean someone else accessed your account. You can identify whether your account is hacked or spoofed with the help of your Sent folder.