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PGPEncryptSignFile Method

Cryptocx v7 User Guide


PGPEncryptSignFile Method

This is the method that you use to encrypt and digitally sign a file. You need to have a secret keyring that you know the password to, to use this function and also a public key to encrypt the file.



Encrypts and digitally signs a file


x = object.PGPEncryptSignFile

The syntax of the PGPEncryptSignFile method has these parts:

Part Description
object A Cryptocx v7 control.
x A string that becomes either "TRUE" or "Error: xxx" where xxx is the error message.

Remarks You need to have a secret keyring, with a secret key you know the password to, to be able to use this method.

To decrypt the file and verify the signature, you just need to decrypt the signed file using the PGPDecryptVerifyFile method.

You must specify what file to sign, the SourceFile.

You must specify what the signed file will be called, the DestinationFile

You must specify the Password of the secret key you are using.

You must specify the KeyFolder, where the secret keyring is located.

You must specify the KeyID of the public key you would like to use to encrypt the file.

You must specify the SignID of the secret key you would like to use to sign the encrypted file.



Example Sample Visual Basic Code to encrypt and digitally sing a file.

Where Cryptocx1 is an instance of a Cryptocx Control.

Dim x as String

Cryptocx1.SourceFile = txtSourceFile.Text
Cryptocx1.DestinationFile = txtDestinationFile.Text
Cryptocx1.Password = txtPassword.Text
Cryptocx1.KeyFolder = txtKeyring.Text
Cryptocx1.KeyID = txtEncryptID.Text
Cryptocx1.SignID = txtSignID.Text

x  = Cryptocx1.PGPEncryptSignFile

If x = "TRUE" Then
  '' Alls ok, the file was encrypted and signed
  MsgBox x
End If





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