62,614
社区成员
发帖
与我相关
我的任务
分享
import rsa
#模
m = "ae068c2039bd2d82a529883f273cf20a48e0b6faa564e740402375a9cb332a029b8492ae342893d9c9d53d94d3ab8ae95de9607c2e03dd46cebe211532810b73cc764995ee61ef435437bcddb3f4a52fca66246dbdf2566dd85fbc4930c548e7033c2bcc825b038e8dd4b3553690e0c438bbd5ade6f5a476b1cbc1612f5d501f"
#指数
e = '010001'
#加密参数
message = '123456'
class Encrypt(object):
def __init__(self, e, m):
self.e = e
self.m = m
def encrypt(self, message):
mm = int(self.m, 16)
ee = int(self.e, 16)
rsa_pubkey = rsa.PublicKey(mm, ee)
crypto = self._encrypt(message.encode(), rsa_pubkey)
return crypto.hex()
def _pad_for_encryption(self, message, target_length):
message = message[::-1]
max_msglength = target_length - 11
msglength = len(message)
padding = b''
padding_length = target_length - msglength - 3
for i in range(padding_length):
padding += b'\x00'
return b''.join([b'\x00\x00', padding, b'\x00', message])
def _encrypt(self, message, pub_key):
keylength = rsa.common.byte_size(pub_key.n)
padded = self._pad_for_encryption(message, keylength)
payload = rsa.transform.bytes2int(padded)
encrypted = rsa.core.encrypt_int(payload, pub_key.e, pub_key.n)
block = rsa.transform.int2bytes(encrypted, keylength)
return block
if __name__ == '__main__':
en = Encrypt(e, m)
print(en.encrypt(message))
import org.apache.commons.lang3.StringUtils;
import javax.crypto.Cipher;
import java.math.BigInteger;
import java.security.KeyFactory;
import java.security.PublicKey;
import java.security.spec.RSAPublicKeySpec;
public class Encrypt {
public static final String bytesToHexString(byte[] bArray) {
StringBuffer sb = new StringBuffer(bArray.length);
String sTemp;
for (int i = 0; i < bArray.length; i++) {
sTemp = Integer.toHexString(0xFF & bArray[i]);
if (sTemp.length() < 2)
sb.append(0);
sb.append(sTemp.toLowerCase());
}
return sb.toString();
}
public static void main(String[] args) throws Exception {
String m = "ae068c2039bd2d82a529883f273cf20a48e0b6faa564e740402375a9cb332a029b8492ae342893d9c9d53d94d3ab8ae95de9607c2e03dd46cebe211532810b73cc764995ee61ef435437bcddb3f4a52fca66246dbdf2566dd85fbc4930c548e7033c2bcc825b038e8dd4b3553690e0c438bbd5ade6f5a476b1cbc1612f5d501f";
String e = "010001";
String message = "123456";
BigInteger modulus = new BigInteger(m, 16);
BigInteger publicExponent = new BigInteger(e, 16);
RSAPublicKeySpec keySpec = new RSAPublicKeySpec(modulus, publicExponent);
KeyFactory keyFactory = KeyFactory.getInstance("RSA");
PublicKey publicKey = keyFactory.generatePublic(keySpec);
Cipher cipher = Cipher.getInstance("RSA/ECB/NoPadding");
cipher.init(Cipher.ENCRYPT_MODE, publicKey);
byte[] crypto = cipher.doFinal(message.getBytes());
System.out.println(bytesToHexString(crypto));
}
}