Morning Overview on MSN
Microsoft says Windows 11’s built-in Defender is enough for many users
Microsoft wants Windows 11 owners to stop worrying about buying antivirus software. In statements reported by PCMag and ...
This week’s security news includes a restricted AI security tool ending up with Discord users and a $5 Bluetooth tracker ...
Although the team with Microsoft moved swiftly to patch the BlueHammer vulnerability, other exploits still threaten Microsoft ...
Three proof-of-concept exploits are being used in active attacks against Microsoft's built-in security platform; two are ...
Three Defender zero-days exploited since April 10, 2026, enabling privilege escalation and DoS, forcing isolation of affected ...
Threat actors have been exploiting the BlueHammer Microsoft Defender vulnerability as a zero-day to gain System privileges.
A security researcher frustrated with Microsoft has released the BlueHammer Windows zero-day exploit, telling the company, “I ...
Threat actors are exploiting three recently disclosed Windows security vulnerabilities in attacks aimed at gaining SYSTEM or ...
A researcher known as "Chaotic Eclipse" has published a proof-of-concept exploit for a second Microsoft Defender zero-day, ...
To address this, Microsoft has invested significant effort into Microsoft Defender (formerly Windows Defender), the antivirus ...
Microsoft’s April 2026 Patch Tuesday fixes 165 vulnerabilities, including two zero-days, in one of the company’s largest ...
"You'll need a new app to open this windowsdefender link" appears when Windows cannot open the Windows Security app using the ...
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