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Reverse engineering the obfuscated TikTok VM

(github.com)
412 points xfeeefeee | 2 comments | 21 Apr 25 01:59 UTC | HN request time: 0.534s | source
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weinzierl ◴[21 Apr 25 07:31 UTC] No.43749255[source]▶
Is there also a VM in their iOS app? I thought a VM would be against Apple's policies?
replies(2): >>43749454 #>>43750264 #
1. xmodem ◴[21 Apr 25 08:07 UTC] No.43749454[source]▶
Apple's policies prevent using JIT compilation, they don't ban VM's outright.
replies(1): >>43750448 #
2. jacobp100 ◴[21 Apr 25 10:55 UTC] No.43750448[source]▶
This is the correct answer. They even expose JavaScript Core to apps