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SmartScreen (officially called Windows SmartScreen, Windows Defender SmartScreen and SmartScreen Filter in different places) is a cloud-based anti-phishing and anti-malware component included in several Microsoft products: All versions of the Microsoft Windows operating system since Windows 8. Web browsers Internet Explorer and Microsoft Edge.
Kevin Beaumont, a former Microsoft employee and now a cybersecurity researcher who closely follows the company, has been warning companies to keep an eye out for these Microsoft emails.
A researcher has found a bug that allows anyone to impersonate Microsoft corporate email accounts, making phishing attempts look credible and more likely to trick their targets. As of this writing ...
The first breach of a Microsoft Exchange Server instance was observed by cybersecurity company Volexity on 6 January 2021. [ 1] By the end of January, Volexity had observed a breach allowing attackers to spy on two of their customers, and alerted Microsoft to the vulnerability. After Microsoft was alerted of the breach, Volexity noted the ...
In April, Guardicore Labs acquired the autodiscover domains for some of the most common top-level domains — autodiscover.uk, autodiscover.fr, and so on — and set them to “listen” to leaky ...
Introduced in Windows Vista, User Account Control (UAC) offers an approach to encourage "super-user when necessary". The key to UAC lies in its ability to elevate privileges without changing the user context (user "Bob" is still user "Bob"). As always, it is difficult to introduce new security features without breaking compatibility with ...
If you think your account has been compromised, follow the steps listed below to secure it. 1. Change your password immediately. 2. Delete app passwords you don’t recognize. 3. Revert your mail settings if they were changed. 4. Ensure you have antivirus software installed and updated.
The vulnerability known as CVE-2021-40444 affects Windows Servers from version 2008 and Windows 7 through 10. What attackers are doing is sending potential victims an Office file and tricking them ...