android 报错 java.security.NoSuchAlgorithmException: Provider BC does not provide SM4/CBC/PKCS5Padding
转:https://blog.csdn.net/nodonoidea/article/details/119727242java后台写法Ciphercipher=Cipher.getInstance(algorithmName,BouncyCastleProvider.PROVIDER_NAME);Keysm4Key=newSecretKeySpec(key,ALGORITHM_NAME);IvP