saherelm/xSaherElmIds
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saherelm
2026-10-06 17:47:27 +03:30
parent e379faaa07
commit 48395457e6
11 changed files with 606 additions and 84 deletions
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Helpers/XApiKeyHelper.cs
+29 -24
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@@ -9,11 +9,29 @@ namespace xIds.Helpers
/// </summary>
public static class XApiKeyHelper
{
/// <summary>
/// Compute Hash of Specified Content using SHA256 ...
/// </summary>
/// <param name="plain"></param>
/// <returns></returns>
public static string ComputeHash(string plain)
{
//
using var sha256 = SHA256.Create();
var hashBytes = sha256.ComputeHash(Encoding.UTF8.GetBytes(plain));
var result = BitConverter.ToString(hashBytes)
.Replace("-", "")
.ToLower();
//
return result;
}
/// <summary>
/// Generate an Api Key ...
/// </summary>
/// <returns></returns>
public static (string plainKey, string hash, string prefix) Generate()
public static (string plainKey, string hash, string prefix) Generate(string keyPrefix)
{
//
// Generate 32 bytes of cryptographically secure random data
@@ -25,24 +43,19 @@ namespace xIds.Helpers
//
// Format: xapp_{base64url}
var plainKey = $"xapp_{Convert.ToBase64String(randomBytes)
var plainKey = $"{keyPrefix}_{Convert.ToBase64String(randomBytes)
.Replace("+", "-").Replace("/", "_").TrimEnd('=')}";
//
// Hash with SHA256 for storage (never store plain key)
using (var sha256 = SHA256.Create())
{
//
var hashBytes = sha256.ComputeHash(Encoding.UTF8.GetBytes(plainKey));
var hash = BitConverter.ToString(hashBytes).Replace("-", "").ToLower();
// Compute Hash ...
var hash = ComputeHash(plainKey);
//
// Prefix for quick identification (first 12 chars)
var prefix = plainKey.Substring(0, 16) + "...";
//
// Prefix for quick identification (first 12 chars)
var prefix = plainKey.Substring(0, 16) + "...";
//
return (plainKey, hash, prefix);
}
//
return (plainKey, hash, prefix);
}
/// <summary>
@@ -57,16 +70,8 @@ namespace xIds.Helpers
)
{
//
using (var sha256 = SHA256.Create())
{
//
var hashBytes = sha256.ComputeHash(Encoding.UTF8.GetBytes(plainKey));
var computedHash = BitConverter.ToString(hashBytes)
.Replace("-", "").ToLower();
//
return computedHash == storedHash;
}
var hash = ComputeHash(plainKey);
return hash == storedHash;
}
}
}