Lock PDF and Encrypt PDF in macOS in no time

Aug 6th, 2022
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01. Upload a document from your computer or cloud storage.
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02. Add text, images, drawings, shapes, and more.
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03. Sign your document online in a few clicks.
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04. Send, export, fax, download, or print out your document.

How to Lock PDF and Encrypt PDF in MacOS with DocHub

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DocHub is an intuitive online platform designed for seamless document management. With robust features that allow users to edit, sign, and distribute documents effortlessly, it stands out as a preferred choice for users looking to enhance their workflows. Whether you're using iOS 17, iOS 18, or iOS 19, our platform simplifies the process of locking and encrypting PDFs, ensuring your sensitive information remains secure. Here's how to Lock PDF and Encrypt PDF in MacOS using our editor.

Follow the steps to Lock and Encrypt your PDF

  1. Open the website and log in to your account.
  2. Upload the PDF document you wish to secure by selecting the appropriate option within the editor.
  3. Once your document is uploaded, locate the settings menu to access the security features.
  4. Choose the option to lock your PDF, which will prevent unauthorized editing or alterations.
  5. Next, proceed to encrypt the PDF by setting a password that will be required for access. Ensure it's a strong password for optimal security.
  6. After applying these settings, save the changes to secure your document.
  7. Finally, download or export the locked and encrypted PDF to your device, or share it directly through email or other platforms.

Start using DocHub today to effortlessly secure your documents for free!

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Instantly share, email, and fax documents in a secure and compliant way. Set a password, place your documents in encrypted folders, and enable recipient authentication to control who accesses your documents. When completed, keep your documents secure in the cloud.
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Got questions?

Here are some common questions from our customers that may provide you with the answer you're looking for. If you can't find an answer to your question, please don't hesitate to reach out to us.
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Mac Users: Password Protect a PDF Using Preview Open a PDF file in Preview. Go to File Save As. Look for a checkbox labeled, Encrypt. Click the box to be prompted to enter a password to protect the file. At this point you can also type in a new name to create a copy and keep the original PDF unencrypted.
Move the pointer next to the documents name in the title bar, click the arrow that appears, then select or deselect the Locked checkbox. Tip: To lock or unlock a file in the Finder, select the file, choose File Get Info, then select or deselect the Locked checkbox.
- Open the PDF file in your Google Chrome. - Next enter the PDF password to open the file. - Now Press Ctrl + P or go to file Print Save as PDF. - Save the PDF file in the desired location and the new file will not have any password.
You can lock a PDF or image so that it cant be edited or deleted. If you own a locked document, you can edit the document after unlocking it. Others can change the documents contents only by creating a duplicate of the document and editing the duplicate.
Remove a Password from PDF Login to docHub on desk top. Locate the lock icon, which will open Security Settings. In Security Settings, click Permission Details. A pop-up will appear titled Document Properties. Select No Security. See that the Security Method now states No Security. Success!
How to remove password from PDF Open the PDF in Acrobat Pro on Windows or Mac. Choose Tools Encrypt Remove Security. If the document has a Document Open password, click OK to remove it. If the document has a permissions password, type the correct password in the Enter Password box and then click OK.
One-click option to protect a PDF with a password Open the PDF in Acrobat. Do any of the following: Go to All tools Protect a PDF Protect with password. In the Protect Using Password dialog box, select if you want to set the password for viewing or editing the PDF. Type and retype your password. Select Apply.
How to remove a password from a PDF using Acrobat Open Acrobat and open the PDF. Press Command-D to see security options, or click File Document Properties. Type in the password. Choose No Password from the dropdown menu where the password is used. Click OK, then OK again. Save the PDF.

See why our customers choose DocHub

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"Simplicity, familiarity with the menu and user-friendly. It's easy to navigate, make changes and edit whatever you may need. Because it's used alongside Google, the document is always saved, so you don't have to worry about it."
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"I love that DocHub is incredibly affordable and customizable. It truly does everything I need it to do, without a large price tag like some of its more well known competitors. I am able to send secure documents directly to me clients emails and via in real time when they are viewing and making alterations to a document."
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I can create refillable copies for the templates that I select and then I can publish those.
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