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sm4加密是不是对报文长度有限制限制 #76

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tiancanfei opened this issue Jan 6, 2023 · 2 comments
Open

sm4加密是不是对报文长度有限制限制 #76

tiancanfei opened this issue Jan 6, 2023 · 2 comments

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@tiancanfei
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使用ecbEncryptText:(NSString *)plaintext key:(NSString *)key加密报文超过300kb左右就直接crash了，不知道是什么问题，有没有遇到过
@muzipiao
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muzipiao commented Jan 9, 2023

可能是APP占用内存过高导致看门狗杀死了进程，加解密都在内存进行，单个应用最大占用内存，不同系统占比不一样。
解决方案，与后端协商分段加解密即可。

@tiancanfei
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好的，谢谢

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@tiancanfei @muzipiao