Note: This feature might not be available on all editions of HelpNDoc. Check HelpNDoc's feature comparison page to learn more.

Word documents generated by HelpNDoc can be encrypted using strong encryption algorithms. HelpNDoc supports the following Word encryption algorithms: RC2, RC4, DES, 3DES, AES128, AES192, AES256.

Access the "Encrypt document" panel

Each Word build can be encrypted independently. To access the "Encrypt document" panel:

  • From HelpNDoc's "File" menu, click the top part of the "Generate help" button to show the "Generate documentation" window
  • Select a Word build in the build list
  • Click "Customize" if the build customization tabs are not visible yet
  • Navigate to the "Encrypt document" tab

Encrypt a Word document

Check the "Encrypt Document" checkbox to enable document encryption for this build. Available options:

Option name


Encryption algorithm

Specify the encryption algorithm to use for document encryption


Specify the password to use for document encryption