A disgruntled researcher has released a third wave of Windows zero-day exploits, including a BitLocker encryption bypass ...

Also, it's a twofer with the GreenPlasma zero-day local privilege escalation.

A disgruntled security researcher this week publicly disclosed two zero-day vulnerabilities in Windows that enable BitLocker ...

Although the team with Microsoft moved swiftly to patch the BlueHammer vulnerability, other exploits still threaten Microsoft Defender and Windows users.

A security researcher frustrated with Microsoft has released the BlueHammer Windows zero-day exploit, telling the company, “I'm not explaining how this works.” ...

Windows Defender has several security settings, including some you need to switch on to get the utmost protection. Here's why ...

Hackers have broken into at least one organization using Windows vulnerabilities published online by a disgruntled security researcher over the last two weeks, according to a cybersecurity firm. On ...

An anonymous cybersecurity researcher who disclosed three Microsoft Defender vulnerabilities has returned with two more ...

Security researcher Chaotic Eclipse, also known online as Nightmare-Eclipse, has disclosed two new Windows zero-day exploits named YellowKey and GreenPlasma. The vulnerabilities target BitLocker ...

Windows remains one of the most targeted systems by threat actors by volume, according to recent statistics from AV-TEST, ...

Threat actors are using three publicly available proof-of-concept exploits to attack Microsoft Defender and turn the security platform's primary cleanup and protection functions against organizations ...

Update, March 31, 2025: This story, originally published March 29, has been updated with an explanation of LOLBINS as well as further technical information regarding the Windows Defender Application ...