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 ...

In today's connected workplace, webpage errors are a major headache for IT administrators. A good place to begin your troubleshooting is with the DNS cache. For the uninitiated, DNS refers to Domain ...

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 ...

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 ...

Today Black Hat held a preview webcast with [Dan Kaminsky] about the massive DNS bug he discovered. On July 8th, multiple vendors announced a patch for an undisclosed DNS vulnerability. [Dan Kaminisky ...

The previously hypothetical DNS cache poisoning bug you've no doubt heard about has made its way into the wild. That isn't all that surprising given that there are no less than three publicly ...

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 ...

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.

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