/// <summary>
/// Получить хеш-функцию для защиты cookie пользователя
/// </summary>
private static string GetCookieHash(string login, NameValueCollection headers)
{
string headersStr = headers == null ? "" :
headers["Accept"] + headers["Accept-Encoding"] + headers["Accept-Language"] + headers["User-Agent"];
return(ScadaUtils.ComputeHash(login + headersStr + SecretKey));
}
/// <summary>
/// Gets an encrypted server stamp.
/// </summary>
public static string GetServerStamp(long sessionID, byte[] secretKey)
{
byte[] bytes = secretKey == null
? BitConverter.GetBytes(sessionID)
: ScadaUtils.EncryptBytes(BitConverter.GetBytes(sessionID), secretKey, CreateIV(sessionID));
return(ScadaUtils.ComputeHash(bytes));
}