Encrypt an external hard drive on Windows In this guide, we will explain how to use those native tools – and reliable third-party solutions – to encrypt your data. Each Operating System has native solutions for encrypting files and folders. Confidential information (journalists, lawyers, etc)īelow we will explain how to encrypt an external hard drive both on Windows and Mac.Consumer information that must be protected for compliance purposes.Personal documents and information (passport scans, bills, photos, etc).In this guide, we explain how to encrypt an external hard drive so your data remains private no matter what happens.īelow we have outlined the types of data that it is essential to encrypt on a USB peripheral such as a USB dongle or external hard drive: If this happens, thieves will have access to your sensitive information. An external hard drive is an excellent way to back up your data, but it also risks becoming lost or stolen. If you have a portable or external hard drive that contains a lot of personal or valuable information, it is vital that you make its contents secure.