The XZ exploit: The day the internet got lucky

27/07/2024 54 min

Listen "The XZ exploit: The day the internet got lucky"

Episode Synopsis

This week we're talking about a backdoor inserted into a popular Linux file compression tool, which had the potential to massively undermine the security of vast swathes of the internet. What happened? How did it happen? And how was it thwarted?

Links
- Andres Freund's Mastodon - where he revealed the backdoor: https://mastodon.social/@AndresFreundTec
- in Ars Technica's article about it: https://arstechnica.com/security/2024/03/backdoor-found-in-widely-used-linux-utility-breaks-encrypted-ssh-connections/
- in the verge's article about it https://www.theverge.com/2024/4/2/24119342/xz-utils-linux-backdoor-attempt- in Wired's article about it https://www.wired.com/story/jia-tan-xz-backdoor/
- Check out this excellent and very helpful diagram: https://twitter.com/fr0gger_/status/1775759514249445565
- The XKCD comic we mention: https://xkcd.com/538/