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Cloudflare says 1.1.1.1 outage not caused by attack or BGP hijack

To quash speculation of a cyberattack or BGP hijack incident causing the recent 1.1.1.1 Resolver service outage, Cloudflare explains in a post mortem that the incident was caused by an internal misconfiguration. The outage occurred on July 14 and impacted most users of the service all over the world, rendering internet services unavailable in many cases. “The root cause was an internal configuration error and not the result of an attack or a BGP hijack,” Cloudflare says in the announcement. T

The Hat, the Spectre and SAT Solvers (2024)

The Hat, the Spectre and SAT Solvers Introduction In this blog post you are going to read about two things: A new flashy discovery in mathematics: aperiodic tilings of the plane with a single monotile SAT solvers. A family of not so well known algorithms in computer science Hopefully by the end of the post you will know a fair amount about the hat, the turtle and the spectres and have another powerful tool under your belt, SAT solvers. Thus, you can see this post either as an exercise in r

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