Articles about Microsoft Defender for Endpoint

Microsoft has added yet another bug bounty program to its growing portfolio. With the launch of the Microsoft Defender Bounty Program, the company is offering financial rewards to researchers who "uncover significant vulnerabilities" in its range of security products and services.

The program is focused solely on vulnerabilities of Critical or Important severity, and Microsoft is putting up rewards of between $500 to $20,000 for eligible submissions. Starting off somewhat limited in focus, the aim is to open up the program to have a wider scope further down the line.

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Microsoft has announced a public preview of a new feature of Microsoft Defender for Endpoint that makes it possible to isolate Linux devices.

The company explains that it is possible to isolate a Linux device using APIs, or via the Microsoft 365 Defender portal. The update means that in the event of a security breach it is now possible to cut off Linux devices from a network, just as it has been possible to do with Windows devices.

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Users of Microsoft Defender for Endpoint have been experiencing what has been described as a "weird issue" that not only caused shortcuts to be deleted from the Start menu, desktop and taskbar, but also led to issues with Office apps.

The problem was traced to a flawed Microsoft Defender for Endpoint ASR (attack surface reduction) rule, and while Microsoft has now released a fix, this is not without problems of its own. Users are being warned that any shortcuts that have disappeared will need to be manually recreated.

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Microsoft has revealed that a recent update for Windows has been causing problems that could have left systems unprotected and open to attack.

After installing the KB5007205 update, some system administrators have found that Microsoft Defender for Endpoint fails. This makes something of a change from the printer problems that so many updates for Windows have caused in recent times, but there is currently no fix available.

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