Information Security

Using 7-zip for Windows

How to intall 7-zip on Windows, and creating an encrypted container.

Installing 7-Zip on Windows

You can request 7-Zip be installed on your University-managed Windows desktop via the Application Catalog. Alternatively, if you are on a non-managed machine, it can be downloaded from the manufacturer's website. Please use the appropriate link from the following two:

Creating an encrypted Zip archive

Right-click on the file or folder you want to add to an encrypted archive. Select 7-Zip, then Add to archive…

7zip screenshot












7zip screenshot

Change the Archive format to zip.















Change the Encryption method to AES-256.

7zip screenshot

Enter your chosen password for the encrypted archive. Guidance on making up secure, strong passwords:















7zip screenshot

Re-enter the password to confirm.

Click OK.

The encrypted zip archive file will be created in the same location as the original file or folder. It can now be sent securely via email as an attachment.

Use a medium other than email to transmit the password to the intended recipient.







Extracting an encrypted Zip archive


7zip screenshot extract

Right-click on the zip archive. (Note: If you received the zip file as an attachment, save this to a folder first, then right-click the file.)






Select 7-Zip, then Extract files…

Select the destination for the extracted files. Enter the password.

7zip screenshot extract

Click Ok. Your files will be decrypted and extracted to the location you previously specified.