To the delight of Windows system administrators everywhere, Microsoft has announced that a new version of Sysmon is coming out this week that will include the ability to log DNS queries performed on a ...

A unique attack called DNSMessenger uses DNS queries to carry out malicious PowerShell commands on compromised computers. A unique attack called DNSMessenger uses DNS queries to carry out malicious ...

Celebrated author/Infoblox technologist Cricket Liu explains how to prevent DNS-based DDoS attacks -- and avoid being an unwitting accomplice to one When it comes to DNS, Cricket Liu literally wrote ...

When you visit a new website, your computer probably submits a request to the domain name system (DNS) to translate the domain name (like arstechnica.com) to an IP address. Currently, most DNS queries ...

Security practitioners for decades have advised people to limit DNS queries against their DNS servers to only use UDP port 53. The reality is that DNS queries can also use TCP port 53 if UDP port 53 ...

This week, I’m once again delaying the next installment in the business continuity event management series to discuss what I believe is one of the most valuable free solutions for identifying DNS risk ...

The Chromium browser—open source, upstream parent to both Google Chrome and the new Microsoft Edge—is getting some serious negative attention for a well-intentioned feature that checks to see if a ...