GIGAZINE

It turns out that Microsoft Defender mistakenly detects a text file with the text 'This content is no longer available' as a 'serious threat' and deletes it

Windows comes with Microsoft Defender, an antivirus software developed by Microsoft, which is said to provide powerful virus protection for general users without the need for a third-party security ...
Forbes

Microsoft Confirms Critical Windows Defender Security Vulnerability

A Dec. 12 posting to Microsoft’s security update guide has confirmed that a Windows Defender vulnerability, rated as critical according to Microsoft itself, could have enabled an attacker who ...