Because of its universality, DNS has become a natural enforcement layer for network policies, whether for security, ...

The Cloudflare hiccup involved a sequencing change that confused some systems, and Cloudflare quickly walked it back, but the ...

Personally, one of the main reasons I like to run my own DNS server at home is to protect my privacy. DNS isn't encrypted by default, unless you've got DNSSEC setup to encrypt your DNS queries. A DNS ...

Attacks related to Domain Name System infrastructure – such as DNS hijacking, DNS tunneling and DNS amplification attacks – are on the rise, and many IT organizations are questioning the security of ...

Threat actors are using Domain Name System (DNS) tunneling to track when their targets open phishing emails and click on malicious links, and to scan networks for potential vulnerabilities. DNS ...

There are several ways to troubleshoot the DNS on your network or device. First, try pinging a domain with its IP address.

Devices in a number of Cisco switch types experienced significant reboot loops due to a pervasive firmware problem in the ...

Cisco has seen double the trouble with a domain name system (DNS) issue affecting some of its switches, alongside a new ...

In a previous article, I discussed how using Border Gateway Protocol (BGP) to redirect routes can be an effective method for maintaining Web services in the event that the host Web site is rendered ...