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Don't get KeyTrap'd!

DoS a DNSSEC validating resolver with a single query:

CVE-2023-50387: Extreme CPU consumption in DNSSEC validator
CVE-2023-50868: NSEC3 closest encloser proof can exhaust CPU resources
KeyTrap Research Paper
ISC Blog Post, RIPE Labs Blog Post

Find out who cybered you this time.
Made by @jschauma. See other Signs of Triviality.