Password Cracker

How to Open a Password-Protected ZIP File With Ease


By Jack Lin

Update on

Open a Password-Protected ZIP File

Wondering how to open a password-protected ZIP file, but you don’t have the password?

Well, it is possible as long as you use the correct tool and follow the correct method. So, let’s find it out.

Technically, the ZIP file format is introduced to archive multiple files and save storage space on the computer. Those ZIP files can contain even sensitive information.

Therefore, many users have gotten used to protecting those ZIP files by using passwords.

So, if someone wants to acquire the files included in ZIP files should have the respective password.

So, what if you don’t remember the password? What can you do n that case? Can’t you open a password-protected ZIP file?

Well, in the simplest terms, it is possible even if you don’t have the password. The methods we reveal in this article can be useful to anyone who has forgotten their protected files’ passwords.

Part 1: Use Passfab for ZIP to Open a Password-Protected ZIP File without a Password

Although there can be various options to unlock a password-protected ZIP file, Passfab for ZIP is the best ZIP password cracker.

This special tool has a very powerful and smart algorithm to scan and recover ZIP passwords efficiently.

Passfab for ZIP was introduced by a famous software company called Tenorshare. This robust program has a user-friendly interface that enables users to unlock encrypted files through only two steps.

In addition to that, this program is designed to be compatible with all the available ZIP archives. For instance, it is compatible with 7-ZIP, WinZip, PKZIP, etc.

Significant Features Associated with Passfab for ZIP.

  1. It comprises four attack modes with different intensity levels to choose from. These modes are there to increase the chances of recovering the password of the protected ZIP files.
  2. Passfab for ZIP has a faster unlocking speed. That is specifically because of the cutting-edge algorithm as well as the NVIDIA/AMD/GPU acceleration.
  3. This special tool guarantees the safety of your data. In fact, Passfab for ZIP doesn’t require any internet access to unlock the ZIP files. The files are never uploaded to a remote server. Instead, they are processed when they are stored in your local driver. So, there is no risk of compromising your data to third parties.
  4. Passfab for ZIP comes with a very small file size. In fact, it has less than 3MB of file weight. It doesn’t take up much space on your computer. Also, it doesn’t slow down the PC.
  5. As mentioned before, Passfab for ZIP is offered under Tenorshare. This brand is highly recognized across the globe, even by some corporate clients.

Now that you have a basic understanding of the key features of Passfab for ZIP.

Let’s learn how to use it. The process is mentioned below in step-by-step mode.

Step by Step to Open a Password-Protected Zip File with Passfab for ZIP

As the first step, you should see an icon labeled ‘Add‘ on the main screen. You can click on it so you can import the locked ZIP file to it.

Once the file is added to the software, you can pick an attack mode to crack the password. There are three options to choose from, depending on the situation.

Passfab for ZIP

Now that an attack mode is chosen, you will have to click on the option ‘Start.’ This will start the recovery process on the respective file. Passfab for ZIP will start the unlocking process, and the results can be displayed immediately.

However, you should remember that the duration of the process will depend majorly on the complexity of the password.

After the process, you will see a popup window with the password. Just copy the password and use it and open the ZIP file.

Open a Password-Protected Zip File with Passfab for ZIP

Part 2: How to use NSIS and Open Password-protected ZIP File?

Nullsoft Scriptable Install System (abbreviated NSIS) is another method you can use to open protected ZIP files. In fact, Nullsoft Scriptable Install System is a script-driven installer that is available in Windows systems.

This special method can decrypt the ZIP files simply by converting the files to .exe files. You can then download the same file to the computer.

After that, you should install it to the ZIP so it will be unlocked. As you can realize, this is a tricky, challenging method that may require effort. Anyway, it can still get the job done to unlock your ZIP file and let you use it.

Step by Step to Open Password-protected ZIP File Using NSIS

  • First, you should download NSIS on the computer. After that, you should double-click on the downloaded file to run it.
  • Now, you should select the option called “Installer based on ZIP file” to proceed.
How to use NSIS and open password-protected ZIP file
  • You can import the locked ZIP file you intend to unlock without the password. After that, you should click on ‘Open.’
  • After that, you can navigate through the local hard drive and upload the respective file.
  • When the ZIP file is uploaded to the program, the file is ready to be regenerated. First, you should click on the ‘Browse‘ option.
  • After that, you should provide the accessible save path to the same .exe file. You can then click on the option called ‘Generate.’
How to use NSIS and open password-protected ZIP file
  • You must make sure that you don’t interrupt the process until it is 100% completed. After this process, you should find the .exe file at the respective location.
  • As the last step, you should run the created .exe file. Once the .exe file is installed, you can extract the ZIP file. After that, it can be opened without using the password.

The steps mentioned above are verified in various blogs and YouTube channels. According to many users, this method has worked for them.

However, some users say that they get various error messages when they try to open the file.

Part 3: Use an Online Method to Open a Password-protected ZIP File

Suppose that you don’t want to install any third-party program on your device to open a password-protected ZIP file. What can you do about it, then?

In that case, the only solution is to use an online tool to open a password-protected ZIP file. There are some powerful online tools that claim to have an impressive success rate. Moreover, some of the online tools are provided without charging anything.

Most of these tools are pretty simple to use. So, in this part of our article, we explain how to unlock a protected ZIP file with no password.

In this example, we will be using a tool called You can use this tool for free. You should launch the file and select the option ‘Select Password Protected File.’

After that, you should upload the encrypted ZIP file. Once you have done that, the respective tool will look for the password. The result (whether the password is found) is displayed on the screen as a notification.

Use an online method to open a password-protected ZIP file

What Are the Drawbacks and Risks Associated with Online Tools?

There are some drawbacks associated with this method. Mentioned below are those drawbacks for your reference.

● Potential for Data Leakages

Whenever you use an online tool, there is always a chance for your data to be vulnerable. You are required to upload the files to a remote server, and you will never know what happens next.

If that file contains sensitive data, things can be pretty risky. Also, some of those online services warn you before uploading sensitive data.

● Not-so-impressive Recovery Rate

Most online password crackers can crack only weak passwords. Also, the majority of those services charge extra to crack complex passwords.

● Limitations on File Size

Pretty much all the online tools have some limitations when uploading files. They either limit the file size or the number of files.

● Solely Depend on an Internet Connection

Online tools work solely based on an internet connection. If the connection becomes weak or unstable, the process can be interrupted.

Important: There is no reliable way to unlock protected ZIP files on an Android device. So, you should either transfer the file to a PC or do it online without using a software tool.

By the way, let’s learn how to unlock the RAR password effortlessly.


Q1: Is it legal to open a password-protected ZIP file without the owner’s permission?

A1: Opening a password-protected ZIP file without the owner’s permission may be considered unauthorized access and could potentially be illegal. Always seek proper authorization or obtain the password from the file owner before attempting to open such files.

Q2: Are there any risks associated with using online ZIP unlocking services?

A2: Yes, using online ZIP unlocking services may pose security risks, as your file and password could be exposed to third parties. Be cautious when using such services and ensure they have a reputable track record in maintaining user privacy and data security.

Q3: Can I unlock a password-protected ZIP file if I forgot the password?

A3: Yes, you can use password recovery tools or methods like brute-force attacks to attempt to unlock a password-protected ZIP file if you have forgotten the password. However, these methods may take time and require computational resources.

Q4: What should I do if none of the methods mentioned in the article work?

A4: If none of themethods mentioned in the article work, you may consider reaching out to professional data recovery services or experts who specialize in password recovery. They might have advanced tools and techniques to help you unlock the password-protected ZIP file. Be prepared to provide necessary proof of ownership or authorization to access the file.

Q5: Can I protect my own ZIP files with passwords?

A5: Yes, most file compression software, such as WinRAR, 7-Zip, and WinZip, allow you to password-protect your ZIP files. It’s a recommended practice to secure sensitive or confidential files before sharing or storing them.


So, that’s how to open a password-protected ZIP file. You can use any of the above methods but be sure to choose the most reliable option.

We recommend Passfab for ZIP because of its secure, fast, and reliable performance. Do you know other reliable methods to get it done? Please share them with us.


10 years of experience in information and computer technology. Passionate about electronic devices, smartphones, computers, and modern technology.