If you’re looking for a secure external drive that meets both US military and government security standards, there are a number of encrypted external SSD options around. I reviewed one approach a couple of years ago, the iStorage diskAshur 2, which has a built-in PIN pad for entering a seven- to 15-digit code to unlock the drive.
The SecureDrive BT is a similar idea, but instead of a PIN pad, you unlock it via Bluetooth. Specifically, when you plug the drive into your Mac, you can use Face ID on your iPhone to unlock it…
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