private static string GetHashedString(string unhashedString, SHA256CryptoServiceProvider hashProvider)
{
// The point of hashing here is to obscure customer data.
// So, if we get any empty values (noone knows why this happens for certain... has only been observed in dumps)
// an empty string is fine. It will appear as an extra semicolon in the MD value.
if (string.IsNullOrEmpty(unhashedString))
{
return string.Empty;
}
if (TelemetryHelper.DefaultTelemetrySession.CanCollectPrivateInformation())
{
return unhashedString;
}
byte[] theHash = hashProvider.ComputeHash(Encoding.UTF8.GetBytes(unhashedString));
StringBuilder sb = new StringBuilder(theHash.Length);
for (int i = 0; i < theHash.Length; i++)
{
sb.AppendFormat("{0:X}", theHash[i]);
}
return sb.ToString();
}
