public static AESEncryptionWrapper getInstance()
{
if (instance == null)
{
instance = new AESEncryptionWrapper();
}
return(instance);
}
public User(string userName, string userPass, string RoleName, Classification classification = Classification.None)
{
this.userName = userName;
this.userPass = userPass;
this.classification = classification;
this.userRole = new Role(RoleName);
this.userKeys = AESEncryptionWrapper.getInstance().generateKeyAndVector();
}
public override void Encrypt(byte[] key, byte[] iv, string encryptData = null)
{
try
{
var input = System.IO.File.ReadAllText(this.filePath);
byte[] encryptedBytes = AESEncryptionWrapper.getInstance().EncryptStringToBytes(input, key, iv);
var cypherText = Convert.ToBase64String(encryptedBytes);
System.IO.File.WriteAllText(this.filePath, cypherText);
}
catch (Exception e)
{
System.Windows.Forms.MessageBox.Show(e.Message + " ההצפנה נכשלה מהסיבה", "תקלה", System.Windows.Forms.MessageBoxButtons.OK, System.Windows.Forms.MessageBoxIcon.Error);
}
}
public override void Decrypt(byte[] key, byte[] iv)
{
try
{
var input = System.IO.File.ReadAllText(this.filePath);
var inputInBytes = Convert.FromBase64String(input);
string descryptedtext = AESEncryptionWrapper.getInstance().DecryptStringFromBytes(inputInBytes, key, iv);
System.IO.File.WriteAllText(this.filePath, descryptedtext);
}
catch (Exception e)
{
System.Windows.Forms.MessageBox.Show(e.Message + " הפענוח נכשל מהסיבה", "תקלה", System.Windows.Forms.MessageBoxButtons.OK, System.Windows.Forms.MessageBoxIcon.Error);
}
}