python异常-binascii.Error: Incorrect padding 报错解决 输入的base64编码字符串必须符合base64的padding规则。 “当原数据长度不是3的整数倍时,在编码结果后加1到2个“=”;使其符合3的倍数。这样才可以保证资料还原的正确性。 修正的python代码为: 代码语言:javascript 代
解决办法: python binascii.Error: Incorrect padding 原因二: 由于标准的Base64编码后可能出现字符+和/,在URL中就不能直接作为参数, 所以又有一种"url safe"的base64编码,其实就是把字符+和/分别变成-和_: 解决办法: 在补全位数的基础上: base64.encodebytes(encrypt_aes) 换成 base64.urlsafe_b64encode(e...
def \_\_init\_\_(self,key,mode,iv = '',paddingMode= "NoPadding",characterSet ="utf-8"): ''' 构建一个AES对象 key: 秘钥,字节型数据 mode: 使用模式,只提供两种,AES.MODE\_CBC, AES.MODE\_ECB iv: iv偏移量,字节型数据 paddingMode: 填充模式,默认为NoPadding, 可选NoPadding,ZeroPadding,P...
cryptor = AES.new(key.encode('utf-8'),AES.MODE_CBC,str(key[0:16]).encode('utf-8')) text = b'1234567890abc' encrypted= cryptor.encrypt(pad_text(text)); def pad_text(s): '''Pad an input string according to PKCS#7''' BS = AES.block_size return s + (BS - len(s) % BS...
*/publicclassAES{// 算法名称final String KEY_ALGORITHM ="AES";// 加解密算法/模式/填充方式final String algorithmStr ="AES/CBC/PKCS7Padding";//privateKey key;privateCipher cipher; boolean isInited =false;byte[] iv = {0x30,0x31,0x30,0x32,0x30,0x33,0x30,0x34,0x30,0x35,0x30,0x36,...
public class AES { // 算法名称 final String KEY_ALGORITHM = "AES"; // 加解密算法/模式/填充方式 final String algorithmStr = "AES/CBC/PKCS7Padding"; // private Key key; private Cipher cipher; boolean isInited = false; byte[] iv = { 0x30, 0x31, 0x30, 0x32, 0x30, 0x33, 0x30...
*/publicclassAES{// 算法名称final StringKEY_ALGORITHM="AES";// 加解密算法/模式/填充方式final String algorithmStr="AES/CBC/PKCS7Padding";//privateKey key;privateCipher cipher;boolean isInited=false;byte[]iv={0x30,0x31,0x30,0x32,0x30,0x33,0x30,0x34,0x30,0x35,0x30,0x36,0x30,0x37,...
SALT = AES_SALT.encode("utf-8") def pkcs7_padding(self, data, block_size=128): """ 密码必须满足8的倍数所以需要补位,PKCS7Padding用'\n'补位 :param data: :param block_size: :return: """ if not isinstance(data, bytes): data = data.encode('utf-8') padder = padding.PKCS7(block...
coding = chr(padding) return text + padding_text def aes_encrypt(self, content): """ AES加密 """ cipher = AES.new(self.key, AES.MODE_CBC, self.iv) # 处理明文 content_padding = self.pkcs7padding(content) # 加密 encrypt_bytes = cipher.encrypt(content_padding.encode('utf-8')) # ...
这个方法是为后面的加解密的加密器进行初始化的,密码key的长度最普遍的就是16(AES-128),16bytes长度哈,16的足够用了,还有就是24(AES-192),32(AES-256)的,这个看个人需要哈,用别的就自己改改代码好了;key必须是16位的,不足的情况下会用0补位,不满16位为止!