Step 4: Next time when you want to open the PDF file, you will be prompted for a password.

Points Worth Remembering:

  1. Documents which are fully encrypted is completely secure. Documents which are encrypted with “Restrict Editing” are not fully secure.

  • Modern document formats like .docx are more secure than the old ones. Older .doc, which are compatible with Office 2003 is not a secure version to encrypt.

  • The security of Microsoft Office is pretty tight especially from the Office 2007. Office 2007 supports 128-bit key encryption by switching to Advanced Encryption Standard(AES). This security system is widely considered.

    How to Set Password in PDF File Using Adobe Acrobat

    You have to take a 30-day free trial of Adobe Acrobat account in order to protect PDF file from unauthorized access. Please browse over to this Adobe Acrobat(https://acrobat.adobe.com/us/en/free-trial-download.html) link and click on the blue Get Started button.

    Step 1: Now you will get a form, please enter your credentials and sign up. Upon completing your file will start download automatically. Download and install the file.

    Step 2: Launch the application and click File then Open to open your desired PDF file that you want to protect with a password.

    Step 3: Now you have your document opened. Click on File again and then click on Properties.

    Step 4: A new dialogue box will open, click on Security tab. Click on the drop-down menu besides Security Method and select Password Security.

    Step 5: Anew window will open. Check on Require a Password to Open This Document and set your desired password in Document Open Password box.

    Remember to save the document, otherwise, the settings will not be applied to the document.

    How to Restrict Edit and Printing Using Adobe Acrobat

    Setting a password to the whole document and encrypt it from the unwanted parties, surely works but the best-advanced feature of the Adobe Acrobat is that you can set individual permissions such as printing or editing, without protecting the whole document. Here are the steps to so so:

    Step 1: Follow Step 2 to Step 4 from the above methods and bring the Security tab.

    Step 2: Next click on Change Settings if your PDF is already password protected, or follow the Step 4. Click on Restrict Editing and Printing… check box. You will see something like this:

    Step 3: Change the permissions accordingly and set a permission password. Click on ok and then Save.

    How to Set Password in PDF File Using the Tools Menu

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    You can also protect and set the password by using the Tools menu in Adobe Acrobat. Permissions, along with the password can also be set easily by following this procedure.

    Please follow the steps below to know how to set a password in PDF File using the Tools menu.

    Step 1: Launch the application and Click on Tools and then please click on the Protect sub-menu icon and you will see something like this:

    Step 2: Now find the lock icon in the Protect toolbar and click on little pull-down arrow key and select Encrypt With Password.

    Step 3: A new Password Security window will open and here you can set a password or change permissions accordingly.

    Step 4: Finally click on OK and Save the settings to take effect.

    How to Set Password in PDF File by Creating a Security Envelope

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    So far you have learned the methods of how to set password individual PDF file one at a time. And the methods are pretty easy, right? But what if you have lots of files to protect, then following the above methods and setting a password to every individual file becomes needlessly time consuming.

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    This is where the Creating a Security Envelope comes in mind. This is an amazing feature provided by the Adobe Acrobat especially when you want to protect a lot of files with the same password. The envelope will a PDF file and the individual file will be attached to it. More importantly, you do not have to attach only PDF files, you can attach Word file, Excel Spreadsheets and other kinds of files. Cool, isn’t it?

    Here is the step by step techniques to set a password in PDF by Creating a Security Envelope:

    Step 1: Launch the application and Click on Tools and then please click on the Protect sub-menu icon and you will see something like this:

    Step 2: Now click on More Option and then select Create Security Envelope.

    Step 3: A new window will appear along with your currently opened PDF file, and you can attach files to it by clicking on Add File to Send. After adding the files, click Next.

    Step 4: Now you have to select a Template to continue with the procedure. Now if you’re in Windows, then you will get three Templates by default, but you can download other templates online.

    If you’re in Mac then you have to manually search for templates and browse it. Follow the location below to find Template in Mac:

    Step 5: Now choose how you want to send the envelope. The best option is to select Send the Envelope Later. Click on Next.

    Step 6: In this new window, you have to select a Security Policy. Check on Show All Policies box, and then select Encrypt With Password. Click Next.

    Titan souls mac os x. Step 7: In the next window, fill your Identity and click Next.

    Step 8: Finally you will get a full summary of the Template, click Finish to bring the password window and set a password.

    Do not forget to Save the file after setting the password.

    Want to Know How Remove the Password Set on PDF File?

    From the above sections, we came to know about the complete process to set a PDF password. But what if the user wants to unlock secured PDF document. Then, in such cases, the best solution is to use a third-party utility like PDF Unlocker. It’s because with Adobe Acrobat Pro users can remove security but they must know permission password to remove restrictions. Therefore, it is suggested to this reliable program to unlock security settings on PDF documents. Both permission password and a known user password can be easily removed by the tool. To know the complete process follow these steps:

    Conclusion:

    Securing a PDF file has become a necessity today, but not only for the security but also for the protection of the file. Here in this article, the best possible option for securing a PDF file is described by following the various manual methods only. It doesn’t matter if you want to protect a single file or multiple numbers of files, you will find this article equally beneficial.
    I have run through all the steps mentioned here, before enumerating it. The software I have used is Adobe Acrobat Pro DC 2015 release. Moreover, if someone wants to remove security then we have discussed solution for that also. Lastly, if you found anything that might helpful to this post or facing difficulty in any step, then please put your valuable comment in the comments section.

    Thank you ?