在 C# 中
public static string HashToString(string message, byte[] key)
{
byte[] b=new HMACSHA512(key).ComputeHash(Encoding.UTF8.GetBytes(message));
return Convert.ToBase64String(b);
}
client.DefaultRequestHeaders.Add("X-Hash", hash);
var cryptoContent = DataMotion.Security.Encrypt(key, Convert.FromBase64String(iv), serializedModel);
var request = client.PostAsync(ApiUrlTextBox.Text,encryptedContent,new JsonMediaTypeFormatter());
在java中:
protected String hashToString(String serializedModel, byte[] key) {
String result = null;
Mac sha512_HMAC;
try {
sha512_HMAC = Mac.getInstance("HmacSHA512");
SecretKeySpec secretkey = new SecretKeySpec(key, "HmacSHA512");
sha512_HMAC.init(secretkey);
byte[] mac_data = sha512_HMAC.doFinal(serializedModel.getBytes("UTF-8"));
result = Base64.encodeBase64String(mac_data);
}catch(Exception e){
}
}
o/p: ye+AZPqaKrU14pui4U5gBCiAbegNvLVjzVdGK3rwG9QVzqKfIgyWBDTncORkNND3DA8jPba5xmC7B5OUwZEKlQ==
我已经在基于c#代码的java中编写了hashtostring方法。这是正确的吗? (输出不同,因为在这两种情况下每次进程都是动态的。)
最佳答案
使用不同的 C# 编码
public static string SHA512_ComputeHash(string text, string secretKey)
{
var hash = new StringBuilder(); ;
byte[] secretkeyBytes = Encoding.UTF8.GetBytes(secretKey);
byte[] inputBytes = Encoding.UTF8.GetBytes(text);
using (var hmac = new HMACSHA512(secretkeyBytes))
{
byte[] hashValue = hmac.ComputeHash(inputBytes);
foreach (var theByte in hashValue)
{
hash.Append(theByte.ToString("x2"));
}
}
return hash.ToString();
}
关于c# - 在java和c#中使用hmac/sha512生成哈希值,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/23655462/