Threat Hunting for DNS Tunneling Activities

DNS Tunneling is a technique that exploits the Domain Name System (DNS) protocol for data transfer, often used to covertly exfiltrate data from a network. DNS is a standard internet protocol primarily used for name resolution, translating domain names into IP addresses. However, DNS tunneling abuses this protocol for unauthorized data transmission.

1. 1Lessons5 lessons

   1. 1.1IntroductionPreview5 min
   2. 1.2Understanding DNS Tunneling Techniques5 min
   3. 1.3Threat Hunting Techniques for DNS Tunneling5 min
   4. 1.4Suspicious DNS Activity Hypothesis5 min
   5. 1.5Practical Lab5 min