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 ...

Jack Wallen shows you how to flush the DNS cache on your Ubuntu Servers to avoid DNS-released networking issues. Image: gonin/Adobe Stock Sometimes a network connection doesn’t seem to function how we ...

Many users believe that incognito mode makes them anonymous. In fact, DNS entries, router logs, and account activity remain ...

When your company’s internet access, VoIP and email all depend on DNS, you have to ensure your DNS server is protected against DNS spoofing attacks. One solution: DNSSEC. Domain Name System (DNS) is ...

Few recent Internet threats have made such a big impact as security researcher Dan Kaminsky's discovery, in 2008, of fundamental flaws in the Domain Name System (DNS) protocol that can be used by ...

Learn how to clear the DNS cache in Windows 10 to fix name resolution issues and improve the speed of your internet connection. To improve the speed and performance of your internet connection, ...

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 ...

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.

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 ...

Millions of devices could be vulnerable to Domain Name System (DNS) cache poisoning and remote code execution attacks due to seven security flaws in dnsmasq, DNS forwarding and caching software ...

When you type a website into your address bar—like PCMag.com—your computer doesn't actually know where to go on its own. Instead, it looks that address up on a Domain Name System (DNS) server, which ...