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Fix AES key charset encoding issue in WxPay decryptToString method

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Co-authored-by: binarywang <1343140+binarywang@users.noreply.github.com>
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copilot-swe-agent[bot]
2025-09-22 16:36:43 +00:00
parent 532f405c76
commit fc129b987e
1 changed files with 3 additions and 3 deletions
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6
weixin-java-pay/src/main/java/com/github/binarywang/wxpay/v3/util/AesUtils.java
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@@ -80,11 +80,11 @@ public class AesUtils {
try {
Cipher cipher = Cipher.getInstance("AES/GCM/NoPadding");
SecretKeySpec key = new SecretKeySpec(apiV3Key.getBytes(), "AES");
GCMParameterSpec spec = new GCMParameterSpec(TAG_LENGTH_BIT, nonce.getBytes());
SecretKeySpec key = new SecretKeySpec(apiV3Key.getBytes(StandardCharsets.UTF_8), "AES");
GCMParameterSpec spec = new GCMParameterSpec(TAG_LENGTH_BIT, nonce.getBytes(StandardCharsets.UTF_8));
cipher.init(Cipher.DECRYPT_MODE, key, spec);
cipher.updateAAD(associatedData.getBytes());
cipher.updateAAD(associatedData.getBytes(StandardCharsets.UTF_8));
return new String(cipher.doFinal(Base64.getDecoder().decode(ciphertext)), StandardCharsets.UTF_8);
} catch (NoSuchAlgorithmException | NoSuchPaddingException e) {