/// <summary>
/// Verify if the security code created and the security code introduced by the user are the same
/// </summary>
/// <param name="confirmationCode">String, security code written by the user</param>
/// <returns>Bool, true if both codes are the same, false if not</returns>
public static bool VerifyResume(string confirmationCode)
{
byte[] confirmationHash = Hash_SHA2.CreateResume(confirmationCode);
/* La clase binary es muy eficiente a la hora de hacer equals de dos resumenes hash para ver si son
* iguales (https://stackoverflow.com/questions/18472867/checking-equality-for-two-byte-arrays/18472958) */
Binary binaryConfirmationHash = new Binary(confirmationHash);
return(binaryOriginalHash.Equals(binaryConfirmationHash));
}
/// <summary>
/// Initialice the SHA algorithm and resume the security code created
/// </summary>
/// <param name="confirmationCode">String, security code created</param>
public static void InitialiceVariables(string confirmationCode)
{
hashResume = new SHA256Managed();
byte[] originalHash = Hash_SHA2.CreateResume(confirmationCode);
binaryOriginalHash = new Binary(originalHash);
}
