APK签名认证 保证APK原厂生产 未被第三方修改
[https://apkpure.com/apk-signature-verification](https://apkpure.com/apk-signature-verification) 安卓2.3能用的微信6.2.2： ``` md5: 8a72e427eba7c4d389c29756c74f2619 sha1: ea1867e9c47530bb0732c1f0aeaa3737b5c9edd6 crc32: 8a9b98a4 ``` 支付宝8.6.0： ``` md5: 8001bfa99491f7d9da0c3c856fd9ed3e sha1: a0ee8d639a19701866164c3eff0ede38651f0522 crc32: abf4e559 ```