Create a secure, locked copy of the budget approval package PDF with a viewing password and restricted editing, label …
Open the PDF file you want to encrypt in Adobe Acrobat Pro.
Go to the File menu and select Properties.
In the Document Properties window, click the Security tab.
In the Security Method dropdown, select Password Security.
Check the option to require a password to open the document.
Enter your desired password in the password field and confirm it when prompted.
CautionIf you forget this password, you will not be able to open the PDF.
Click OK to apply the settings.
When prompted, re-enter the password to confirm.
Save the PDF to finalize password protection.
Best practiceFor best security, choose a strong password and select 'Encrypt all document contents' if prompted.
You must save the PDF after setting the password for encryption to take effect.
This runs in the Acrobat app - there is no separate API for this task.
A Document Open Password is like a key to unlock the PDF so you can see its content. A Permissions Password is a separate key that controls what actions you can do with the PDF, like printing, copying, or editing, even after it's opened. You can set both or just one.
You should use AES-256 encryption because it offers a very high level of security for your budget copy. This strong encryption makes it much harder for unauthorized people to break the password and access your sensitive financial information. It's a good choice for important documents.
Yes, if you allow printing when you set the Permissions Password. When you protect your budget copy, you can choose specific permissions like allowing or denying printing, copying, or editing. If you want to stop printing, make sure to uncheck that option when setting up the Permissions Password.
Yes, you can remove a password from your budget copy if you know the Permissions Password. Open the PDF, go to the security settings, and choose to remove the security. You will need to enter the Permissions Password to confirm this change. Remember to save the document after removing the password.