Attackers have taken to using the Domain Name System (DNS) to communicate with their botnets, rather than more traditional avenues such as TCP and HTTP. That’s because you can generally detect the malicious traffic going through those protocols with your firewall or IDS/IPS. That’s harder to do with DNS traffic, because it doesn’t normally get inspected or filtered. Thus clever bot masters are hiding their transmissions by taking advantage of this, sending instructions to zombie (infected) computers via DNS responses. Find out more about this here:
About The Author
Deb Shinder
Debra Littlejohn Shinder is a technology and security analyst and author specializing in identity, security and cybercrime, utilizing her past experience as a police officer and police academy/criminal justice instructor. She has written numerous books and articles for web and print publications and has been awarded the Microsoft MVP designation for fourteen years in a row.
Read Next
Netwrix Releases First Ever Hybrid Cloud Visibility Solution
Netwrix Auditor 8.0 enables security threat prevention and increases visibility into data stored both on-premises and in the cloud
How does Windows 10 intrude your privacy?
SoftOrbits is reporting on ways to stop Windows 10 spying on users.
Microsoft might add public-key pinning technology
Public key pinning can help to protect against man-in-the-middle attacks and according to recent reports, Microsoft is considering adding it to IE
Most Devs don’t use a Security Process
According to a study conducted by ComScore and referenced by Microsoft's head of Trustworthy Computing, fewer than half of developers are using a security development…