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 ...

DNS resolvers play a key role in converting Web links to IP addresses, acting as a link between your computer and the Internet's DNS infrastructure. A DNS resolver is a local server that stores a ...

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 ...

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 ...

I'm trying to finish cleaning up a system that was absolutely chock-full o' viruses. The anti-virus (Symantec Corporate) claims everything is clean, and I've cleaned up the hosts file, which had a ...

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 ...

As much as 38 percent of the Internet’s domain name lookup servers are vulnerable to a new attack that allows hackers to send victims to maliciously spoofed addresses masquerading as legitimate ...

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 ...

If your router pings the modem, but you still have connectivity problems, you may have a faulty Winsock catalog, a corrupt DNS cache or IP conflicts. To troubleshoot a malfunctioning router, you must ...