Jack Wallen shows you how to flush the DNS cache on your Ubuntu Servers to avoid DNS-released networking issues. Sometimes a network connection doesn’t seem to function how we expect them to. And it ...

There has been a long history of attacks on the DNS ranging from brute-force denial-of-service attacks to targeted attacks requiring specialized software. In July 2008 a new DNS cache-poisoning attack ...

Researchers from Tsinghua University and the University of California have identified a new method that can be used to conduct DNS cache poisoning attacks. The new discovery revives a 2008 bug that ...

A vulnerability in the BIND domain name system (DNS) software could give an attacker the ability to easily and reliably control queried name servers chosen by the most widely deployed DNS software on ...

PCWorld explains how incognito mode only prevents local history saving but leaves DNS cache traces that can reveal visited websites on your device. The guide covers clearing DNS cache on Windows, Mac, ...

Simple steps can make the difference between losing your online accounts or maintaining what is now a precious commodity: Your privacy. Read now Here's how it works: First, DNS is the internet's ...

Security experts have disclosed today details about seven vulnerabilities impacting a popular DNS software package that is commonly deployed in networking equipment, such as routers and access points.

Simply put, Domain Name System (DNS) is the phone book of the internet. It’s the system that converts website domain names (hostnames) into numerical values (IP address) so they can be found and ...

DNS is the internet's digital phone book, and impacts your browsing performance, security, and which websites you can access. When you purchase through links on our site, we may earn an affiliate ...