DS-2ZMN0407
时间: 2023-09-17 21:14:44 浏览: 74
根据提供的引用内容,DS-2ZMN0407并没有在设备信息中被提及。根据引用\[1\]中的信息,设备的型号是DS-2ZMN2007(C)。
#### 引用[.reference_title]
- *1* [添加Onvif设备到Blue IRIS步骤](https://blog.csdn.net/u011430225/article/details/83651296)[target="_blank" data-report-click={"spm":"1018.2226.3001.9630","extra":{"utm_source":"vip_chatgpt_common_search_pc_result","utm_medium":"distribute.pc_search_result.none-task-cask-2~all~insert_cask~default-1-null.142^v91^insertT0,239^v3^insert_chatgpt"}} ] [.reference_item]
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相关问题
jmeter 验签怎么写
在使用 JMeter 进行验签的过程中,需要进行以下步骤:
1. 获取需要验签的数据和签名数据;
2. 对需要验签的数据进行摘要计算;
3. 使用公钥对签名数据进行解密;
4. 比较解密后的签名数据和摘要计算得到的数据是否一致。
具体实现可以参考以下代码:
```
import java.security.*;
import java.security.spec.InvalidKeySpecException;
import java.security.spec.X509EncodedKeySpec;
import java.util.Base64;
import javax.crypto.Cipher;
import org.apache.commons.codec.binary.Hex;
public class VerifySignature {
public static void main(String[] args) throws Exception {
// 获取需要验签的数据和签名数据
String data = "hello world";
String signature = "eHh4eHh4eHh4eHh4eHh4eA==";
// 获取公钥
String publicKeyStr = "MIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEAw7f7LgxJ3NzXJv6Lp1bT" +
"PzCzLQkDxM7E9fQpGZvJY9v/FdR+3yBqW1zBfGdG2ZJQc8Dn8JnXg4Fb9j1hV/e" +
"0ZMn6+G4T1Eew9pVQF0Ql8/mBz6v2vt4v9wAaY9Sj3yBui6TigE9M9aBZoVYv+F" +
"3N8W1XU6jT2pRf+Oz6ZrLxQP7Q4v9L5w5v7rL8i6CJv9EQjZbDZ7NQbpH8Sf5Pq" +
"A1DgXwCzD1Zq+fJ5mSv+Qd4nQHJ8fzLx3JbQVdNh3lXNNY+uN4+JZvD7qJ2t6GJ" +
"We8FzP+CcTQq7nSndV0PdJNmcn1t6/V6yfOoRyjK/4W8Xwu2Em3IcPcJ1Jr+gqB" +
"3PmLkMfYzYF7LX3W3dZsQ1Q/X1m+0GFc7UqSzmwU2YRGR6vU5jS1xJWpVv8q1X2" +
"sNQhM6EoV1s+G7Ff9v5Wkd1YiFp1NjgJl9yWJWdAaSgJecyY2xV+B8uS5Jhjpe8" +
"vLlZ9P1XZ5+JZmGyZXtDrRwzvCfWg3zkWj7Q2/5f3h9zvK1LDeUChJhP0eYjGxs" +
"0pJFbCEl7qXm9Qm5jLg4N9oZzCfN7Y1bW3z2vOeEER3xk8tWugmD3nKg2H9XKJC" +
"8cM0U3Tgm0LWLhV7VXq3bZVw4Tf2l7aLJwu3z9iQikb6rTmK9Rd6rzt0d1GE0C8" +
"k6B0uN6UvN5A7dYLyfy9+L0CAwEAAQ==";
PublicKey publicKey = getPublicKey(publicKeyStr);
// 对需要验签的数据进行摘要计算
String digest = calculateDigest(data);
// 使用公钥对签名数据进行解密
byte[] signatureBytes = Base64.getDecoder().decode(signature);
byte[] decryptedSignature = decrypt(signatureBytes, publicKey);
// 比较解密后的签名数据和摘要计算得到的数据是否一致
boolean verified = Hex.encodeHexString(decryptedSignature).equals(digest);
System.out.println("验签结果:" + verified);
}
private static PublicKey getPublicKey(String publicKeyStr) throws NoSuchAlgorithmException, InvalidKeySpecException {
byte[] publicKeyBytes = Base64.getDecoder().decode(publicKeyStr);
X509EncodedKeySpec keySpec = new X509EncodedKeySpec(publicKeyBytes);
KeyFactory keyFactory = KeyFactory.getInstance("RSA");
return keyFactory.generatePublic(keySpec);
}
private static String calculateDigest(String data) throws NoSuchAlgorithmException {
MessageDigest md = MessageDigest.getInstance("SHA-256");
byte[] digestBytes = md.digest(data.getBytes());
return Hex.encodeHexString(digestBytes);
}
private static byte[] decrypt(byte[] encryptedData, PublicKey publicKey) throws Exception {
Cipher cipher = Cipher.getInstance("RSA/ECB/PKCS1Padding");
cipher.init(Cipher.DECRYPT_MODE, publicKey);
return cipher.doFinal(encryptedData);
}
}
```
其中,`getPublicKey` 方法用于将公钥字符串转化为 `PublicKey` 对象;`calculateDigest` 方法用于计算数据的摘要值;`decrypt` 方法用于使用公钥解密签名数据;最后在 `main` 方法中进行以上步骤的调用并比较解密后的签名数据和摘要计算得到的数据是否一致。