ISC StormCast for Monday, May 10th, 2021

Who is Probing the Internet for Research Purposes
https://isc.sans.edu/forums/diary/Who+is+Probing+the+Internet+for+Research+Purposes/27400/
Cycle Hunter and tsuNAME DDoS Attack
https://github.com/SIDN/CycleHunter
https://tsuname.io/tech_report.pdf
Foxit Reader / Phantom PDF Vulnerabilities
https://www.foxitsoftware.com/support/security-bulletins.html?Security+updates+available+in+Foxit+Reader+10.1.4+and+Foxit+PhantomPDF+10.1.42021-05-06
Hypocrit Patches Reviewed By Linux Foundation
https://lore.kernel.org/lkml/202104221451.292A6ED4@keescook/