Select the 256-bit AES encryption, assign a password and click on “Backup”. Specify the storage location and name the newly created image.Now a new window will open in which you can search and select the folder you created at the beginning.Click on “File”, then on “New Image” and finally on “Image from Folder”. The Disk Utility will open at the top of the screen.Using the Spotlight (at the top right of the screen), search for “Disk Utility” and open it.Create a new folder and drag all files you want to encrypt into this folder.If you are using macOS, you can send encrypted files by following these steps: Please note, however, that the attachment size is usually limited to 25 MB for e-mail providers. You can now also send the encrypted files by e-mail. You can now assign a password that protects the folder. Under “Advanced”, you then set a checkmark for “Encrypt content”. Then right-click on the selected files and click “Properties”. The Windows operating system usually has an internal program for this.Īll you have to do is select the files or put them in a folder. If you want to encrypt and send files by e-mail, you must first encrypt them on your computer. With asymmetric encryption, however, there is a secret key in addition to a public key. With symmetric encryption, there is only one key. The main difference between these two methods is the number of keys. There are two common methods for encrypting files: symmetric and asymmetric encryption. nobody can change the files during the transfer.Įncrypt and send files – how does it work?.only those who know the password can access the files.This precaution is intended to ensure that… ![]() The information is thus transformed into a kind of secret language and can only be read with the key.
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