US and allied cyber agencies team up to try to nudge users to pay more attention to securing Microsoft Exchange Server.

The US Cybersecurity and Infrastructure Security Agency (CISA) has added a new bug to its Known Exploited Vulnerabilities ...

Best practices include a focus on hardening user authentication and access, ensuring strong network encryption, and ...

The Cybersecurity and Infrastructure Security Agency (CISA) and the National Security Agency (NSA) have released guidance to ...

The Cybersecurity and Infrastructure Security Agency (CISA) ordered U.S. government agencies to patch a critical-severity Windows Server Update Services (WSUS) vulnerability after adding it to its ...

For too long, we've treated DNS as a simple utility. It's just a phonebook for the internet, right? Treating it that way is a mistake. Nearly every single ...

The best-practices guide comes two months after CISA and Microsoft warned of a high-severity vulnerability in Exchange Server ...

In the DNS server BIND, three security vulnerabilities have been discovered. A public proof-of-concept makes attacks more ...

A critical security flaw in Microsoft's WSUS feature is being actively exploited in the wild by threat actors who could gain access into unpatched servers, remotely control networks, and use them to ...

The U.S. Cybersecurity and Infrastructure Security Agency (CISA) and National Security Agency (NSA), along with international ...

Windows Server 2025 is currently vulnerable to a Remote Code Execution exploit and a patch for the issue doesn't seem to be ...

Microsoft has released an emergency out-of-band security update for Windows Server to address a probable remote code ...