Input a password (and a hint, if you’d like). When all of that is typed in, click Encrypt Disk.This will be used to access the data on your thumb drive - so don’t lose it! Finder will now prompt you to enter a password and a hint.If you don’t see this option, skip to the note below. Click on Encrypt “(Name of mass storage drive)”.Right-click the thumb drive in the left sidebar.Plug your thumb drive or generic mass storage medium into your Mac.If the USB drive you want to encrypt is formatted properly, the process only takes a couple of clicks. You won’t be able to access the data on it on a Windows or Linux machine. Keep in mind that using Finder to encrypt a thumb drive will restrict its usage to macOS. This uses XTS-AES encryption, which is the same type of encryption that the macOS FileVault 2 system uses. Use Finder to encrypt USB drives on MacBookĪs of macOS Mojave, you can easily encrypt and decrypt generic mass storage devices on-the-go using Finder. Protecting your privacy and security on Safari.
How to extract legacy file-vault-encrypted files on macOS 10.13 High Sierra.Here are the new Security & Privacy features coming to macOS Mojave and iOS 12.
You may not know this, but macOS actually has a few built-in USB encryption features baked into its software - letting you encrypt and decrypt USB drives and other storage media on the fly. Basically, it’ll keep your USB thumb drive safe by encrypting the data on it and requiring a password to access it. Your Mac is already pretty secure, but what happens when you want to encrypt a USB drive? If the Security Options button is not available, Disk Utility cannot perform a secure erase on the storage device.So you have some files that you don’t want anyone accessing.
Secure erase options are available only for some types of storage devices. (Optional) If available, click Security Options, use the slider to choose how many times to write over the erased data, then click OK. If the Scheme pop-up menu isn’t available, make sure you selected the storage device you want to erase-it’s at the top of the hierarchy.Ĭlick the Format pop-up menu, then choose a file system format. Ĭlick the Scheme pop-up menu, then choose GUID Partition Map. In the sidebar, select the storage device you want to erase, then click the Erase button. If you want to erase any other type of storage device: Double-click Disk Utility in the /Applications/Utilities folder. Note: If you want to get your Mac ready to trade in, sell, or give away, and your computer is a Mac with Apple silicon or an Intel-based Mac with an Apple T2 Security Chip, use Erase Assistant.
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