Mexican government breached by solo user with Claude, 150 GB exfiltrated

https://konstantintkachuk.com/writing/the-floor-doesnt-exist/

New, by me: CISA Admin Leaked AWS GovCloud Keys on GitHub

Until this past weekend, a contractor for the Cybersecurity & Infrastructure Security Agency (CISA) maintained a public GitHub repository that exposed credentials to several highly privileged AWS GovCloud accounts and a large number of internal CISA systems. Security experts said the public archive included files detailing how CISA builds, tests and deploys software internally, and that it represents one of the most egregious government data leaks in recent history.

https://krebsonsecurity.com/2026/05/cisa-admin-leaked-aws-govcloud-keys-on-github/

On this weeks @riskybusiness episode, you can catch our @haroonmeer talking Mythos vs. Canaries, cyber-security’s original sins, and why “back to basics” is over-determined..

https://youtu.be/sgTb4Y3ig7o?t=3048&si=7NpGMYJzwYu1Xn6a

The Aperiodic Table

https://blog.jgc.org/2026/05/the-aperiodic-table.html

Someone sent me these pics from the Epsilon party at @offensivecon in Berlin.

Nice trolling on Trenchant's zero-day thief Peter Williams and on us with the now classic "Sun, Seafood, and Spyware" tagline. Thanks for reading!

Today someone (who is not on Mastodon) released a collection of more than 570 distinct operating systems, pre-installed with VM configurations for the 250+ different platforms, going back all the way to 1948.

https://virtualosmuseum.org/

Now, I have to admit I'm posting this without trying it myself, as I'm running low on disk space on this machine.

Because the full download is 121GB (174GB unzipped!). There is also a lighter version at 14GB that will download stuff on demand.

#retrocomputing