Built with simplicity and security in mind, the IronKey Flash Drive ($80 - $300) contains up to 8GB of storage, perfect for extremely sensitive data. This thumb drive packs an impressive number of security features, including hardware encryption to protect and safeguard your data. In an event of foul play, the IronKey Flash Drive self-destructs if the wrong password is entered 10 times in a row, or if it detects physical tampering.