The DataLocker Sentry is a FIPS 140-2 validated, self-encrypting, high capacity flash drive. High security with 256-bit AES CBC Mode encryption. Simple to use with built in software. Sentry is a secure USB flash drive that utilizes DataLocker"s certified and proven technology. This next generation, smart USB drive combines 100% hardware encryption with the ability to connect to a remote management system. A USB drive has never been so secure while still taking advantage of the agility of portable storage.