Apricorn has launched a 4TB version of its Aegis Secure Key 3, marking the highest-capacity hardware-encrypted USB flash drive currently available.

Key facts
- •The 4TB Aegis Secure Key 3 is the only hardware-encrypted USB flash drive currently available with a capacity exceeding 512GB.
- •The device uses AES-256 XTS encryption, which is described as quantum-resistant.
- •Physical security measures include an epoxy-filled interior and a wear-resistant keypad.
- •The drive is IP68 rated and crushproof up to 6,500 pounds.
- •Pricing for the product line ranges from $169 for the 16GB model to $3,000 for the 4TB version.
Apricorn has released a 4TB model of its Aegis Secure Key 3, a hardware-encrypted USB flash drive designed to be quantum-resistant. The device utilizes AES-256 XTS encryption to protect data against future decryption threats. It is currently the highest-capacity drive of its kind on the market, as most competing hardware-encrypted drives are limited to 512GB.
By the numbers
Security and Physical Design
The Aegis Secure Key 3 features a physical keypad built from wear-resistant polymer to prevent PIN discovery through key wear. The drive is encased in extruded aluminum and filled with epoxy resin to deter physical tampering. It is IP68 rated, meaning it is dustproof and protected against prolonged water immersion, and is crushproof up to 6,500 pounds. Security features include anti-brute-force protection that wipes the drive after failed passcode attempts, an unattended auto-lock function, and a self-destruct PIN option. The device does not require software or apps, making it platform-independent for any system supporting USB storage.
Market Positioning and Pricing
While the 4TB model is priced at $3,000, Apricorn offers the Aegis Secure Key 3 in nine different capacities starting at 16GB for $169. The company notes that the drive meets and exceeds FIPS 140-3 Level 3 requirements and has been submitted to NIST for formal validation. The drive is intended for users handling sensitive information, such as government agencies, healthcare providers, and legal professionals.
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This article was independently rewritten by ManyPress editorial AI from reporting originally published by ZDNET AI.


