Trezor

Personal HSM designed for managing cryptocurrency that also has loadable app support allowing it to be used for most common use cases.

Advantages

• Hardware design and OS are available for public auditing.
• Most operations can be confirmed on a build-in screen
• Designed to protect you even when the connected system is compromised
• 100% of source code and hardware design is public and auditable

Disadvantages

• Large form factor requiring carrying a USB cable for mobile/laptop/desktop.
• Information on supply chain integrity practices are not made public.
• Entropy source is controlled entirely by ARM