SAD DNS - A Clever DNS Cache Poisoning Attack
About this episode
A group of researchers from UC Riverside and Tsinghua University announced a new attack against the Domain Name System (DNS) called SAD DNS (Side channel AttackeD DNS). In this video I explain this attack
0:00 Intro
1:00 What is DNS?
3:10 Original DNS Poisoning
6:30 DNS Poisoning with Fragmentation Attack
9:30 ICMP Explained
13:00 DNS Poisoning with ICMP Error Messages
Resources
https://blog.cloudflare.com/sad-dns-explained/
https://en.wikipedia.org/wiki/Internet_Control_Message_Protocol
Get every episode summarized
Each time The Backend Engineering Show with Hussein Nasser publishes, we email you a written briefing from the transcript — the topics, who appeared, and any specific claims, with the ad reads skipped.
Email me new episodesFree for 3 shows. No card needed.
Hosts & guests
No transcript yet
This episode has not been transcribed. Request it and it moves to the front of the queue.
More episodes
More from The Backend Engineering Show with Hussein Nasser
Caching is a cop-out
The Backend Engineering Show with Hussein Nasser
How open ai agents "hacked" hugging face
The Backend Engineering Show with Hussein Nasser
How a query optimization gave birth to infinite scroll
The Backend Engineering Show with Hussein Nasser
Postgres is half as fast in Linux 7.0
The Backend Engineering Show with Hussein Nasser