As quoted above, a TEE is a hardware-backed secure area of the main processor (like ARM TrustZone or Intel SGX). Technically speaking, the TEE is just the hardware fortress (exceptions exist like TrustZone) whilst a Content Decryption Module (CDM) like Google’s Widevine, Apple’s FairPlay, and Microsoft’s PlayReady use the TEE to ensure cryptographic keys and decrypted media buffers are never exposed to the host operating system let alone the user’s browser. For the purposes of this article, I may at times refer to them interchangeably but all you need to know is that they work together and in any case, the host OS can’t whiff any of their farts so to speak.
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However, kids already get around censors on social media platforms like TikTok and Instagram, using words like “unalive” or referring to the “PDF files” to mean other, more sinister objects.
在广州一家咖啡馆里，德国华裔导演杜耀豪向作家陈润庭提起，自己的外祖父母来自汕头。彼时陈润庭心中一动，他是汕头澄海人，冥冥中觉得，眼前人或许是同乡。后来，杜耀豪正式拜托陈润庭帮忙寻亲，证实了这一直觉。