Password Protect PDF

Password protect PDF tool is the best option that a user can find over the web to lock PDF without any hassle.

Add password for PDF security, giving you the freedom to lock PDF's


To add password to PDF follow the steps given below:

  1. Drag and drop your PDF in the above toolbox or add PDF via Dropbox or Google Drive.
  2. Enter the password you'd like to set on the file to protect a PDF.
  3. Click 'Encrypt PDF' to add password to the PDF file.
  4. Once a password-protected PDF file is ready, download your encrypted PDF.

A PDF encryption or password protect PDF file is a practice in which access to PDF encoded information is denied. Access controls can be implemented like registration codes or passwords; these are the keys to open a lock on a PDF document.

PDF locks are achieved by implementing software that may require user identification codes, registration codes, as well as networks to be present or provided. To encrypt a pdf if it intends to prevent anyone from being able to access a PDF file without having a proper key. Just like any other locks, of course, there are different grades of PDF locks.

To secure a simple PDF file, it uses a password to allow access to the file content. Although, this isn’t a very effective way to encrypt PDF because the password can easily be forgotten or given away with the help of PDF password recovery tools. At times, the password is also made available with the document, not a very wise tactic. To secure PDF, you must utilize a PDF encrypt approach. A thorough PDF lock goes much further as it results in a more stable approach to protect PDF online or protect PDF from editing. The breaking of the PDF protection becomes much more complicated.

The capability to password protect PDF files from editing can be enhanced if the lock exhibits some of the physical locks’ features such as only accessing the lock at certain times and not opening the lock if the surroundings are wrong or not reliable. So we can say that PDF lock has a granular and encrusted architecture, rather than a simple mechanism. You can decide which features of a PDF file you want to lock or keep open as well as under what circumstances and for how long.

Password protection in a pdf is critical. If you are worried about setting a password for a pdf file in adobe reader, you no longer need to worry. You can find a password protect pdf online tool offered by SmallSeoTools. When it comes to password protect PDF Mac or Windows from editing there is no better approach than lock PDF online. It might seem that the password is the core, however, what really secure PDF documents is the encryption. When you are creating a file through PDF software, you can lock PDF online. All you need is a quality PDF tool, and it will do the rest.

  • Behind the scenes, the file contents are crawled by an encryption algorithm. After that, only a person with the password or encryption key will be able to access the file to view and edit it.
  • For sensitive, confidential information, this helps to add an extra layer of protection for all the information. This process can contribute to protecting PDF and publishing rights.
  • If the PDF lock tool uses a strong encryption algorithm combined with a strong password, common PDF password cracking tools will have a tough time trying to crack the password.
  • This efficient tool offered by SmallSEOTools, lets you lock PDF files with a password to access them, ensuring security. You might be interested in securing PDFs so they can’t be copied, edited, or printed.
  • Use our PDF Lock online tool to encrypt and secure your PDF with a password so it can’t be read by anyone. A user just has to upload the PDF file and enter the password to secure it.

Our developers have incorporated some of the exceptional and incomparable features in this password protect PDFonline utility. Let’s grab an eye on the distinctive features of this tool.

  • Secure encryption with maximum security:

    Password protect a pdf file for free to its maximum security. Many lock tools set a PDF password that can easily be removed. Our tool thoroughly encrypts your files so that it would give a hard time to anyone trying to crack the password.

  • Add Password to Protect

    You can add Passwords to your PDF files with unauthorized access like editing, printing, or copying. Now, it is not onerous to password protect PDF documents. The tool is handy and doesn’t require you to download or install any third-party mobile or desktop application. Your confidential information will not get into the hands of anyone with the help of this web utility.

  • Secure Multiple PDF by Merging PDF:

    Secure your multiple pdf at once by adding one password to all your PDF files, you can merge multiple PDFs into one PDF file to save your time and to secure it under one password if you can't remember multiple passwords.

  • Upload File From Google Drive and Dropbox

    Now, you can upload the PDF files directly from Google Drive and Dropbox. You can now upload the files from your cloud storage accounts to make PDF password protection easy.

  • Accessible from Anywhere

    The encrypted PDF file protection utility could be accessed from anywhere you want. No matter in which part of the world you are living in, the tool is right at your threshold, regardless of location. The utility is easily accessible from your home, office, or even from a public place. You would only require a stable internet connection along with a good browser for accessing the tool.

  • Secure Handling

    We at SmallSEOTools care about the data being shared with us from the user’s end. We protect the privacy of the user, and your data isn’t shared with any third-party source. All the PDF files you upload to make them Password protected aren’t stored on our database. Once you download the protected file, it is deleted from our server. Therefore, you won’t have to worry about the confidentiality of your information.

  • Free PDF Locker

    The online Lock PDF utility doesn’t charge a single penny. We’re providing the facility to password protect PDF free for your documents. You won’t have to take cash out of your wallet for using the tool. The encrypt PDF utility is free and always will be.

How to Lock a PDF with a password?

A user would only require uploading the PDF file, and the rest is handled on our end. We encrypt your portable document file with a password and provide the downloadable file to the user.

Does this PDF Protect Tool Support Mac or Linux?

The PDF protect tool supports all the operating systems, no matter if you are using Mac, Linux, Windows, Android, or iOS.

Do I Need Any Installation and Registration to password protect PDF?

You won’t have to go through any installation or registration process. The utility could be accessible online and doesn’t require you to download and install any desktop or mobile application.

Does This Password Protect PDF Tool Is Paid?

The PDF password-protect tool isn’t paid. It is available for free, and you won’t have to pay a single penny for using this utility.

Are There Any Restrictions On Using This Tool?

There aren’t any restrictions in using this tool. Now, you can encrypt as many PDF documents as you want. We have not set any limitations on encrypting the PDF documents for the users.