DNS is Beautiful

The Backend Engineering Show with Hussein Nasser

Hussein Nasser에서 제공하는 콘텐츠입니다. 에피소드, 그래픽, 팟캐스트 설명을 포함한 모든 팟캐스트 콘텐츠는 Hussein Nasser 또는 해당 팟캐스트 플랫폼 파트너가 직접 업로드하고 제공합니다. 누군가가 귀하의 허락 없이 귀하의 저작물을 사용하고 있다고 생각되는 경우 여기에 설명된 절차를 따르실 수 있습니다 https://ko.player.fm/legal.

2y ago 41:49

MP3•에피소드 홈

DNS or Domain Name System, despite its drawbacks, is brilliantly designed for scale. We can learn few lessons from this protocol especially when designing our own apps. This episode of the backend engineering show I go through how DNS works, the pros and the cons and attacks that happened on this system.

0:00 Intro

2:00 Overview DNS

7:40 How DNS works (Details)

15:44 DNS uses UDP

19:30 DNS Poisoning

24:10 is DNS really distributed?

26:30 How Attackers Abuse DNS

30:30 How Chrome overloaded the ROOT servers for 12 years

Resources

https://blog.apnic.net/2020/08/21/chromiums-impact-on-root-dns-traffic/

https://www.cloudflare.com/learning/dns/what-is-dns/

https://www.cloudflare.com/learning/dns/dns-cache-poisoning/

https://blog.cloudflare.com/sad-dns-explained/

https://medium.com/@alex.birsan/dependency-confusion-4a5d60fec610

Fundamentals of Networking for Effective Backends udemy course (link redirects to udemy with coupon)

https://network.husseinnasser.com

Fundamentals of Database Engineering udemy course (link redirects to udemy with coupon)

https://database.husseinnasser.com

Introduction to NGINX (link redirects to udemy with coupon)

https://nginx.husseinnasser.com

512 에피소드