Encryption and Decryption

Update Time:2024.09.19

●Will modifying the API v3 key affect existing transactions that use the APIKey key?
●When using Java to load the key, an InvalidKeyException error occurs: What is the Reason for Illegal Key Size? How to Fix the Problem?
●When using Java decryption, the AEADBadTagException error occurs: Tag mismatch! What Is the Reason? How to Fix the Problem?
●Why did the request return {"code":"PARAM_ERROR","message":"Platform certificate serial number Wechatpay-Serial error"}. ? How to Fix the Problem?

 

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