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Cloudflare Deploys Really Slow Code, Takes Down Internet

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Cloudflare is back at it again with more regex and state machines. Previously on Cloudflare: https://youtu.be/GEbn3nHyKnA Sources: https://blog.cloudflare.com/details-of-the-cloudflare-outage-on-july-2-2019/ https://blog.cloudflare.com/introducing-quicksilver-configuration-distribution-at-internet-scale/ https://swtch.com/~rsc/regexp/regexp1.html https://www.regular-expressions.info/catastrophic.html https://cyberzhg.github.io/toolbox/nfa2dfa https://www.businessinsider.com/cloudflare-outage-causes-major-websites-across-internet-to-go-down-2019-7 Chapters: 0:00 Part 1: Intro 0:51 Part 2: Regex 2:29 Part 3: Deployment Process 4:20 Part 4: Disaster Strikes 6:25 Part 5: Root Cause 12:22 Part 6: Aftermath Corrections: - The DFAs at 10:40 and 11:50 should have the starting states marked as end states as well to properly match empty strings Music: - Nocturnal by LEMMiNO (https://www.youtube.com/watch?v=epmoV2HRs9U) - Smooth by Silent Partner - Encounters by LEMMiNO (https://www.youtube.com/watch?v=xdwWCl_5x2s) - Cipher by LEMMiNO (https://www.youtube.com/watch?v=b0q5PR1xpA0) - Fine Dining by TrackTribe
Posted July 26, 2023
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