This 2TB Citadel C-SEL SATA 6Gb/s TCG Opal SED M.2 Internal Solid State Drive provides simple, easy-to-use pre-boot authentication (PBA) and protection from ransomware, physical, and other cyber attacks. Utilizing TCG Opal 2.0 hardware level AES 256-bit encryption, this drive prevents data theft from lack of proper IT hygiene, stolen devices, and ransomware. Files can be configured to always require authentication or as risk-based, only requiring authentication when threats are detected. You can even access files online and offline with PIN, fingerprint, facial recognition, CAC/PIV, Duo, and authenticator apps.