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前言

SD卡(Secure Digital Memory Card)是一种存储介质，基于NAND闪存技术，作为MMC(Multimedia Card)的替代。一般用于多媒体播放器，相机，手机，随后也大量用于IoT设备和汽车电子。根据SD卡尺寸，可以分为SD

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Optimize network performance with SD-WAN integration to automatically route traffic to the nearest Akamai Secure Internet Access point of presence.

无规范不成架构

背景在linux系统上执行二进制文件一般会用到execve系统调用，比如下面的执行sleep 1000[ro

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Hackers have posted another batch of stolen health records on the dark web—following a breach that could potentially affect nearly...

The post The Medibank Data Breach – Steps You Can Take to Protect Yourself appeared first on McAfee Blog.

环境

• ubuntu22.04
• ADS + optee-fvp

调用流程梳理

这里直接从optee-examples中最简单的hello world入手来看的，从宏观上来看整个调用流程是 :

1
CA --> optee client --> tee driver --> ATF --> TEE --> TA