i++;}return raw;} catch (Exception e) {throw new Exception(e.getMessage());}}/*** * 解密 *** @param key* 解密的密钥 ** @param raw* 已经加密的数据 ** @return 解密后的明文 ** @throws Exception*/public static byte[] decrypt(PrivateKey pk, byte[] raw) throws Exception {...
而标准jdk是RSA/ECB/PKCS1Padding,如果需要加密时要设置标准jdk的加密方式//Cipher cipher = Cipher.getInstance("RSA/ECB/NoPadding");cipher.init(Cipher.DECRYPT_MODE, priKey);
len(msg),encrypt_block):# 分块解密sub_msg=msg[i:i+encrypt_block]sub=cipher.decrypt(sub_msg,"DecryptError")decrypt_list.append(sub)padded=b"".join(decrypt_list)text=Padding.unpad(padded,block_size,style="pkcs7")# 将补位还原returntext.decode("utf-8")decrypt_data=decrypt_rsa_...
5556/// 57/// 根据字符串创建解密RSA58/// 59/// 私钥60/// <returns></returns>61public RSACryptoServiceProviderCreateDecryptRSA(stringprivateKey)62 {63try64{65_rsa = new RSACryptoServiceProvider() { KeySize = _keySize };66_rsa.FromXmlString(privateKey);67PublicKey = null;68PrivateKey =...
*/publicstaticbyte[]decryptByPrivateKey(byte[]encrypted,byte[]privateKey)throws Exception{// 得到私钥PKCS8EncodedKeySpeckeySpec=newPKCS8EncodedKeySpec(privateKey);KeyFactorykf=KeyFactory.getInstance(RSA);PrivateKeykeyPrivate=kf.generatePrivate(keySpec);// 解密数据Ciphercp=Cipher.getInstance(ECB_PKCS1_PA...
("encryption key:", compress_point(encryptKey))# 4. Bob 使用共享密钥 encryptKey 加密数据,然后将密文与 ciphertextPubKey 一起发送给 Alice# 5. Alice 使用自己的私钥 + ciphertextPubKey 计算出共享密钥 decryptKeydecryptKey = ecc_calc_decryption_key(privKey, ciphertextPubKey)print("decryption key:"...
rsakey=RSA.importKey(privatekey)#进行解密cipher =PKCS1_v1_5.new(rsakey) text= cipher.decrypt(msg,'DecryptError')#解密出来的是字节码格式,decodee转换为字符串print(text.decode()) 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 11. 12. ...
(RSAPrivateKey)KeyFactory.getInstance(ALGO).generatePrivate(newPKCS8EncodedKeySpec(decoded));// RSA 解密Cipher cipher=Cipher.getInstance(ALGO);// 私钥解密cipher.init(Cipher.DECRYPT_MODE,priKey);returnnewString(cipher.doFinal(inputByte));}publicstaticvoidmain(String[]args){String originData="郭秀志 ...
public string DecryptRSA(string data, string merchantId) { string clearData = null; try { CspParameters param = new CspParameters(); param.Flags = CspProviderFlags.UseMachineKeyStore; RSACryptoServiceProvider rsaProvider = new RSACryptoServiceProvider(param); string merchantRsaPublic = GetXmlRsaKey(...
}if($private_key_file) {$this->_getPrivateKey($private_key_file); } }//私有方法/** * 自定义错误处理*/privatefunction_error($msg) {die('RSA Error:' .$msg);//TODO}/** * 检测填充类型 * 加密只支持PKCS1_PADDING * 解密支持PKCS1_PADDING和NO_PADDING ...