13 Jan 2022

The Tianfu Cup, iOS PoC Exploits and the Future of Global Hacker Competitions

A Chinese Team (Katzebin) won the Def Con 29 CTF competition.  It was the second year in a row that a Chinese team had won the competition. Considering the recent Communist Party of China (CPC) restrictions on hacker participation in CTF events outside of the CPC, how were the Chinese team participating in a 2021 CTF in Vegas? Recently, we returned to researching this question. In so doing, it converged with Apple, Inc., The iPhone IOS, the privacy wars between Google and Apple, CPC surveillance technologies, The NSO Group, and the Chinese suppression of the Uighurs in Xinjiang, a northwestern province of China.

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