Of course, those two things are absolutely vital. When choosing the best external hard drive for your Mac, you need to consider other things beyond storage capacity and price. What to look for in a external hard drive for your Mac It's more pricey than the other drives of its capacity, but the extra security it offers will be well worth it for many people. When you consider all that extra security, the prices won't scare you away either. What's more, the data is encrypted by the 256-bit AES protocol, with multiple forms of protection in place to ensure the bad guys don't get in no matter how persistent. If someone tries to tamper with your iStorage drive, you can configure it to self-desturct. If you're worried about people getting access to your data if your external hard drive is stolen, than you'll like the iStorage drive here.
