DNS filtering in the Plixer platform
At its core, DNS is what makes the internet work. Without it, everyone would need to remember the IP address of every website they...
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DNS
How to correlate Cisco Umbrella alerts with private IP addresses
The cloud-first movement is taking over every facet of information technology, and DNS is not excluded. There are tons of vendors that provide solutions...
How to Protect Your Network Against the ‘Sea Turtle’ DNS Hijacking Campaign
A large-scale DNS hijacking campaign called ‘Sea Turtle’ has been spreading across more than 13 countries. With our FlowPro Defender, you can monitor your...
DNS Poisoning and How to Fix It
To understand DNS poisoning, think of a road trip gone wrong. I don’t know about you, but I refuse to pay $90 to update...
How to Detect DNS Data Breaches
The Domain Name System (DNS) is used to resolve human-readable hostnames like www.plixer.com into machine-readable IP addresses like 67.225.210.22. DNS also provides other information...
Data Exfiltration over DNS
How many companies out there are monitoring DNS traffic? Are you concerned about data exfiltration over DNS? How many people even know that is...
Monitoring DNS Traffic
It seems as if monitoring DNS traffic has become pretty popular lately. Our security team just utilized DNS traffic records shown in NetFlow in...