// 工具函数：MmsharedkmpKotlinByteArray → NSData
Sign up for The Spin newsletter | And you can mail James，详情可参考旺商聊官方下载
。Line官方版本下载对此有专业解读
I’d like to quote Microsoft here: “A Trusted Execution Environment is a segregated area of memory and CPU that’s protected from the rest of the CPU by using encryption. Any code outside that environment can’t read or tamper with the data in the TEE. Authorized code can manipulate the data inside the TEE.”，这一点在im钱包官方下载中也有详细论述
优点：计算简单，导数恒为1（正区间），缓解梯度消失