Backup & Restore

What's Dictionary File and How to Create and Use Dictionary File to Recover Password

A lot of people wonder what on earth dictionary file is. As when you try to use a password recovery tool to recover lost password, you'll be asked to select a dictionary file if you choose "Dictionary Attack".

What's Dictionary File

Usually you have 2 different methods for cracking a forgotten password: Dictionary attack and Brute Force attack. The Dictionary attack is much faster comparing to Brute force attack. In order to successfully recover password with dictionary attack, a large size of password list is needed, this password list is included in a TXT file, i.e. the dictionary file.

password list

The dictionary file collects a number of possible combinations of letters and figures and lists them on the password list. The program will automatically try the passwords one by one at a pretty amazing speed.

A good and complete dictionary file (password list) can help you quickly recover password. To improve the chance of recovering password, iPhone Backup Unlocker also allows you to create your own dictionary file which includes all the possible passwords you set for the iTunes backup password, for instance some of your most commonly used password.

iPhone Backup Unlocker takes reference of either of the 2 dictionary files: the one you set and the default one which comes along with the program.

How to Create a Dictionary File

Usually, the default dictionary file is included in the password recovery software. Besides the default dictionary file, you can create a customized dictionary file to improve the success rate and speed of password cracking.

  • 1. Create a TXT file on your desktop.
  • 2. Open the TXT file and type in all the possible passwords. Remember that just write one password in a line. You can take the picture at the beginning of the post for reference.

How to Use Dictionary File to Recover iTunes Backup Password

Next we'll show you how to use dictionary file to recover lost password. Take the iTunes backup password recovery software, Tenorshare 4uKey - iTunes Backup, for example. Just download the program to your computer (the computer which stores your iTunes backup file) before you get started.

Step 1. Run 4uKey - iTunes Backup on your computer and select "Retrieve iTunes backup password" from the main interface.

import encrypted itunes backup

Step 2. It will automatically navigate to the folder containing the key file to unlock iTunes backup file. Click "OK" to finish importing this file.Double-click the backup you wanted to unlock.

backup list

Step 3. Select "Dictionary Attack" from the attack type menu. And then set Dictionary Attack Settings.

attack mode

Use Default Dictionary: Click Dowmload Dictionary, the program will lead you to the file directory of the default dictionary.

Custom Dictionary File(s): You can set a text file with all possible passwords and import this text file to the program.

dictionary file

Step 4. Click Start to start recovering password. In a few minutes the program will display the recovered password in a popup window.

password found

With these simple steps, you can recover iTunes backup password. Besides, 4uKey - iTunes Backup provides you Brute-force Attack and Brute-force with Mask Attack as well. You can try these attacks if you forgot iPhone/iPad/iPod backup password.

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/ Posted by Jenefey Aaron to iTunes Backup Follow @Jenefey Aaron