When you are about to send any kind of sensitive data through any link such as e-mail through PDF files you have to make sure to protect your password protect or to encrypt that available information. Though this could be done in Adobe Acrobat, still you can follow these simple steps by you can aware of it that how can you create a password protected PDF that use to prompt for an appropriate password without any purchase of the desired program.

Few tips are traced underneath by which you can easily password protect a PDF File:

1.   Password protect a PDF File: Firstly you have to be sure you have Adobe Acrobat on your PC previously you are about to password protect PDF file with few simple steps which are as traced below:

a> You have to open the PDF file where you would like to password protect in Adobe Acrobat.

b> Then click on the “Advanced options” and choose for security then password encrypt. Then they will provide a notice to you and will ask that are you sure to password protect a file there just click “yes.”

c> Then just hit the check box “Require a password to open the document” and then you have to type the appropriate password which will protect your file and then click on “OK

d> Then again you have to retype your password and then a prompt will ask to confirm your password and again type your appropriate password and click on “OK”.

Also Read: How to convert PDF to BMP, JPEG, PNG or TIFF files:

All these are done where you could now have a password protect your PDF file.

2. Choose a strong PDF password PDF File encryption: it’s a golden opportunity to have a strong password to password protect a PDF File for instance if you want to look upon the strong password then password such as “Ac#wP3T$c” is a strong password which includes password with letters, lower case, figures and upper case. For securing and creating a password you should remember some of the following advice which will help you to figure out the right password, few are as follows:


a> Password which includes 14 characters is said to be the optimal password length where it is highly assumed that most of the password is less than 14 characters.

b>  As some of the application does not allow additional spaces between the passwords.

c>  Every password should be changed in every of its 30 days as it could be cracked any time.

d>  So it is important for you to change your password after every now and then and you have to keep in mind that same password should not be repeated for all documents of PDF.

3.  If you forgot how to remove Password from Password protected PDF: To protect PDF file it is easy to protest password where you could manage a file by opening encrypted PDF documents as you forget your password, there is an option for you to download PDF Password Recovery which is very convenient to handle where you can easily recover not only the password of the owner but also you can remove user password as well where you can easily open encrypted files and can also edit the copy and can also print the desired document and can install it on to your PC.


How To Recover PDF Password

Step 1: First select and open the required file

Click the “Open” button (or else choose the “File | Open File” menu item) to select the lost password of password protected PDF file.

Then, in the Open File Dialog, choose the password lost PDF file and click “Open”. Or else, you can double-click on it.

Step 2: Next Select Brute force attack type.

Then, in the Open File Dialog, choose the password lost PDF file and click “Open”. Or else, you can double-click on it.

There are four attack types in the program to restore password. They are Brute-force Attack, Mask Attack, Dictionary Attack and Smart Attack to easily recover the PDF password. But, if you get some symbols of the password then select Mask Attack. Or else, you can select Brute-force at first

Brute-force Attack settings

When you select Brute-force Attack or Mask Attack, this will try all the possible combinations in the specified Range of characters you set.

“Length” Settings
Minimal password length: To set the possible minimum length for the password.
Maximal password length: To set the possible maximum length for the password.

Step 3: Now start the recovery

To do this click “Start” button (or select the “Attack | Start” menu item) to start the attack and soon can recover the PDF protection.

Step 4: And Recover the PDF password

As you recover the password with Daossoft PDF Password Recovery, the dialog box would bring the password to the user. And click “Copy” button to get it

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