how to open password protected pdf file on android tablet

This will save the password-protected PDF file in the same folder. Enter the password you want to set and tap on the Ok button.ħ. Once done, tap on the Create PDF button.Ħ.

Now tap on the Select a file button and browse the PDF file you want password-protect.ĥ. On the Secure PDF screen, tap on the Add Password.Ĥ. Next, switch to the Secure PDF tab at the bottom. Next, I will show you how to protect your documents with Microsoft Office.3. Now that you know that security based on cryptography techniques is very secure, it is likely that you are interested in using the protection tools of the Microsoft Office suite. How to Password Protect an Office Document This process is very impractical because, with current computing power, it could take many years to crack the password (the more characters the password has, the exponentially more difficult it will be to break). For this reason, the only way to break this type of security is to try different combinations in an orderly manner. Each segment is assigned an identifying number known as 'Hash' and, subsequently, the password that the user enters as part of a formula designed to create chaos in the order of the segments that make up the file is used. Encrypting a file consists of dividing the file into tiny segments. Any protection system that encrypts information is highly secure. The Microsoft Office suite has password encryption tools. How Secure Is Microsoft Office's Password Protection

After that, click the “Download” button to fetch the PDF file to your device. Click the “Encrypt” button to allow the program to insert the password to the PDF file. Wait for the file to upload and then enter the desired password in the “Password” field.

How to open password protected pdf file on android tablet