C# Secure Hash String

Author: Jeff B

URL: http://www.bytemycode.com/snippets/snippet/379/

Generates an 88 character secure hash string for the passed in strings.

/*
  C# Secure Hash String
  --
  Generates an SHA type hash of the passed in value and salt.
  Hash is 88 characters always

  <param name="valueToHash">The value for hasing</param>
  <param name="salt">SALT for the hash</param>
  <returns></returns>
*/

public static  string SHAHash(string valueToHash, string salt)
{
      System.Security.Cryptography.SHA512Managed hasher = new System.Security.Cryptography.SHA512Managed();
      Byte[] valueToHashAsByte = System.Text.Encoding.UTF8.GetBytes(string.Concat(valueToHash, salt));
      Byte[] returnBytes = hasher.ComputeHash(valueToHashAsByte);
      hasher.Clear();
      return Convert.ToBase64String(returnBytes);
}