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Learn how to Encrypt and Lock PDF for free

PDF documents are the go-to choice for the most of individuals and organizations thanks to their secure formatting, organized layout, and bolstered security. Additionally, they require less storage space and are set up for building efficient workflows that make collaboration between multiple users simpler. Yet, in terms of utilizing advanced tools for documents, users regularly end up spending hours deciding which tools they need. Luckily, there’s DocHub to help you handle your file needs.

Your step-by-step instruction to Encrypt and Lock PDF

Go to our platform > Log in or set up a new account.
Navigate to Settings > Create an organization, add branding, manage privacy settings, etc.
Go back to your Dashboard and hit New Document > Choose the feature to add your PDF document.
An intuitive toolbar that is packed with tools will appear with the ability to Encrypt and Lock PDF > use it on your document.
Discover and make the most of other tools to optimize your file and make it optimized.
Once you’ve created the changes you need, click to save them.
After the process completes, you have the option to download your edited PDF or share it directly from our platform.

Experience the freedom of learning PDF editing tools with our editor. Whether you want to Encrypt and Lock PDF or experiment with other capabilities, the choice is at your fingertips.

Why not start your free trial today and uncover the full power of our PDF editing solution?

PDF editing simplified with DocHub

Seamless PDF editing

Editing a PDF is as simple as working in a Word document. You can add text, drawings, highlights, and redact or annotate your document without affecting its quality. No rasterized text or removed fields. Use an online PDF editor to get your perfect document in minutes.

Smooth teamwork

Collaborate on documents with your team using a desktop or mobile device. Let others view, edit, comment on, and sign your documents online. You can also make your form public and share its URL anywhere.

Automatic saving

Every change you make in a document is automatically saved to the cloud and synchronized across all devices in real-time. No need to send new versions of a document or worry about losing information.

Google integrations

DocHub integrates with Google Workspace so you can import, edit, and sign your documents directly from your Gmail, Google Drive, and Dropbox. When finished, export documents to Google Drive or import your Google Address Book and share the document with your contacts.

Powerful PDF tools on your mobile device

Keep your work flowing even when you're away from your computer. DocHub works on mobile just as easily as it does on desktop. Edit, annotate, and sign documents from the convenience of your smartphone or tablet. No need to install the app.

Secure document sharing and storage

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.

Drive efficiency with the DocHub add-on for Google Workspace

Access documents and edit, sign, and share them straight from your favorite Google Apps.

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How to Encrypt and Lock PDF

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To protect your files from unauthorized access, encryption is essential. Windows 10 has built-in encryption features that can help safeguard your data. This tutorial will guide you through the process of using encryption to secure your files on your Windows 10 PC. Encryption involves encoding files using a mathematical formula, creating a key to unlock and unscramble the contents. By following the steps in this video, you can ensure that only authorized individuals can access your sensitive information. Subscribe to the YouTube channel for more helpful tutorials.

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Got questions?

Below 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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Does locking a PDF encrypt it?

When you password protect a PDF file using docHub, it is encrypted with 256-bit AES encryption in Cipher Block Chaining Encryption (CBC) mode. Cryptographically, this is fine, but its worth remembering that encrypting a PDF only encrypts the contents of the file.

How do I lock and unlock a PDF?

How to unlock a PDF to remove password security: Open the PDF in Acrobat. Use the Unlock tool: Choose Tools Protect Encrypt Remove Security. Remove Security: The options vary depending on the type of password security attached to the document.

How do I convert a locked PDF to editable?

Open the PDF in Acrobat. Select Tools Protect Encrypt Remove Security. Your options vary depending on the type of password security attached to the document: If the document has a Document Open password, click OK to remove it from the document.

Can you unlock PDF with password?

Files with an owner password can be unlocked instantly. However, if the file is strongly encrypted, you can only unlock the file by providing the correct password. Just upload your file and the password will be removed from your PDF. You can receive the unlocked PDF by simply clicking download and you are good to go!

Can you encrypt a PDF for free?

How to password protect a PDF on Windows. Windows users have many ways to encrypt or password protect PDFs for free. If your computer comes with a Microsoft Office license, you can do it in two steps. First, open the document, click on the Info tab, Protect Document, and then Encrypt with Password.

What happens when you encrypt a PDF?

Encrypting a PDF document protects its content from unauthorized access. Confidential PDF documents can be encrypted and protected with a password. Only people who know the password will be able to decrypt, open and view those documents.

How do I remove password protection?

Remove a password from a document Open the document and enter its password. Go to File Info Protect Document Encrypt with Password. Clear the password in the Password box, and then click OK.

See why our customers choose DocHub

Great solution for PDF docs with very little pre-knowledge required.

"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."

Pam Driscoll F
Teacher

A Valuable Document Signer for Small Businesses.

"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."

Jiovany A
Small-Business

I can create refillable copies for the templates that I select and then I can publish those.

"I like to work and organize my work in the appropriate way to meet and even exceed the demands that are made daily in the office, so I enjoy working with PDF files, I think they are more professional and versatile, they allow..."

Victoria G
Small-Business

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Use DocHub to Encrypt and Lock PDF effortlessly

Learn how to Encrypt and Lock PDF for free

Your step-by-step instruction to Encrypt and Lock PDF

PDF editing simplified with DocHub

Drive efficiency with the DocHub add-on for Google Workspace

How to Encrypt and Lock PDF