Planning to store sensitive data on your hard drive? Data encryption would allow you to keep your gadget protected. The Apricorn Aegis Padlock Encrypted Hard Drive is not only portable but lets you encrypt your data. It comes with an integrated USB 3.0 cable, 56-bit Military Grade AES-XTS Hardware encryption, and Tough Epoxy Coating. The hard drive is compatible with Windows, Mac, and Linux machines. The 1.5 TB version will cost you $289.