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Microsoft has made an important change in recent Windows 11 Pro Insider Preview builds by disabling SMB guest authentication fallbacks by default. This has been done to improve the security of the OS.

Microsoft has enabled a preview feature by default in the latest Windows 11 Dev Channel build 25206. It is related to improving the security of SMB NTLM authentication and reducing attack surfaces.

Microsoft has detailed some new capabilities that have been added to its Windows Autopatch service for enterprise customers recently. The headlining feature is application-based authentication.

The U.S. Cybersecurity and Infrastructure Security Agency (CISA) is no longer recommending the installation of May Patch Tuesday updates on Domain Controllers because of authentication issues.

A security team has issued an advisory about an apparent design flaw which allows single-factor brute-force attack on Azure Active Directory. However, Microsoft says that this is by design.

Microsoft has formally announced the death of passwords, at least on its services. Starting today, you can completely remove a password from your Microsoft account and use alternate methods instead.

Microsoft has announced the general availability of email OTP for better B2B collaboration. Guest users will be allowed to access resources without Azure AD, a Microsoft account, or Google federation.

While users of Office 365 for business and education have had to use the service-specific portal to sign in, they will soon be able to kick off the authentication process via Outlook.com instead.

Microsoft has collaborated with the FIDO Alliance to offer a new Windows Hello FIDO2 Security Key feature. Currently, this feature is in limited preview with no timeline for a wider rollout available.

According to a new report, Microsoft may be looking to make Windows Hello authentication faster on Windows 10 Mobile devices, by removing a rather useless "winking" animation in the Creators Update.

As TechEd continues, we are learning more and more about what to expect in the upcoming version of Windows 8. Today, Microsoft went into details discussing their plans for biometrics.

A few screenshots of Microsoft Account settings have leaked that indicate the presence of two-step authentication, while an Authenticator app is already available in the Windows Phone Store

Barclays is to use two-factor authentication for the first time in an effort to prevent fraudsters plundering bank accounts. The bank's PINsentry devices will be sent free to half a million customers later this year...