Buslink CipherShield CSX-4T-U3KKB 4 TB Hard Drive - 3.5" External - SATA

BuslinkSKU: 3383067

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Sale price$423.05

Description

Buslink CipherShield CSX-4T-U3KKB 4 TB External Hard Drive - Dual Key AES-512 Encryption

The Buslink CipherShield CSX-4T-U3KKB represents the pinnacle of portable data security for organizations and individuals who cannot compromise on protection. This 4 TB external hard drive ships in a rugged 3.5" enclosure and leverages hardware-based AES-512 encryption combined with dual-key authentication. In practice, that means your most sensitive files stay locked behind two unique Cipher Keys, and the data remains encrypted even if the device is lost or stolen. The CipherShield technology is designed for demanding environments—legal offices, government contractors, financial teams, and researchers—where securing confidential information is non‑negotiable and access must be meticulously controlled. With a simple plug‑in and an administrator-backed key-management workflow, you can confidently move large volumes of data between desks, sites, and field locations while maintaining enterprise-grade security standards.

  • Dual-key authentication for access control: To unlock the drive, authentication is required with two unique Cipher Keys. This two-factor-like approach ensures that no single person can access the data, dramatically lowering the risk of insider threats and accidental exposure.
  • Hardware AES-512 encryption: Encryption is performed on the device itself, using AES‑512 bit keys to protect every byte of data. Because encryption happens at the hardware level, there is no reliance on software security alone, reducing exposure to malware or host vulnerabilities.
  • Massive capacity in a compact external enclosure: With 4 TB of storage, you have ample room for high-volume backups, datasets, media archives, and sensitive documents, all in one portable unit ready for secure transport between locations.
  • 3.5-inch external drive with robust enclosure: The full-size 3.5" form factor delivers dependable performance and durability, packaged in an external enclosure designed for reliability in everyday use and travel scenarios.
  • User-friendly access control and portability: The drive is designed to be easy to deploy in real-world workflows, enabling secure, portable data handling without compromising stringent security requirements. Keys can be managed by administrators and stored separately to reduce the risk of compromise.

Technical Details of Buslink CipherShield CSX-4T-U3KKB 4 TB Hard Drive - 3.5" External - SATA

  • Capacity: 4 TB
  • Form factor and enclosure: External 3.5-inch hard drive in a durable enclosure designed for portable security and steady, reliable operation.
  • Interface: SATA (external enclosure) for direct data transfer with compatible hosts and adapters; designed to work with standard SATA storage workflows while maintaining encryption in hardware.
  • Security engine: Hardware AES-512 encryption with Dual Cipher Key authentication to control access to stored data.
  • Authentication model: Dual-key access requiring two unique Cipher Keys; designed to prevent unilateral data exposure and support strict key-management policies.
  • Data protection behavior: On-disk encryption protects data at rest; access is contingent on successful Cipher Key authentication, ensuring data remains protected when the device is idle or disconnected.

how to install Buslink CipherShield CSX-4T-U3KKB

Setting up the CipherShield drive is straightforward and purpose-built to minimize downtime while maximizing security. Follow these steps to begin securely storing and transporting sensitive data:

Step 1: Unpack and verify - Remove the drive from its packaging and inspect for any signs of damage. Confirm that the 4 TB CipherShield external drive, power supply (if included), and any required cables are present. If you notice anything unusual, contact the vendor for support before proceeding.

Step 2: Prepare in a secure environment - Choose a secure workstation with up-to-date operating system support and a trusted network. If you plan to initialize keys on a shared computer, ensure the machine is isolated from potential security risks and that you have authorization to configure encryption keys.

Step 3: Connect the drive - Attach the CipherShield external drive to your host computer via its SATA-enabled enclosure or through a compatible adapter. Ensure the connection is stable and that the device powers on according to the enclosure’s design. The initial connection should trigger the drive’s security module to begin the setup process if required by your configuration.

Step 4: Initialize and configure CipherKeys - Install the CipherShield software or client utility provided by Buslink (or the authorized security suite recommended by your IT policy). Use the software to initialize the hardware encryption engine and create the two Cipher Keys. Follow on-screen prompts to generate Key Ace (Key A) and Key B, then decide how you will store or distribute these keys. For enhanced security, keep one key in a secure, offline location and the second in a separate, trusted environment.

Step 5: Enforce dual-key access rules - Within the software, configure access policies that require both Cipher Keys to unlock the drive. You may also configure session timeouts, automatic lock after idle periods, and event logging to track access attempts for audit purposes.

Step 6: Test unlocking and data transfer - Eject and reinsert the drive to validate unlocking with both keys. Perform a small data transfer to ensure performance is stable and encryption remains active during read/write operations. Verify that data remains inaccessible when either key is missing or when the device is locked.

Step 7: Develop a key-management plan - Document your key-handling procedures, including key creation, rotation schedules, and recovery options if your policy supports key escrow. Establish a recovery protocol in case a key is lost, ensuring minimal risk of data loss while preserving stringent security standards.

Step 8: Regular maintenance and audits - Periodically review access logs and test the effectiveness of dual-key authentication. Keep the host software up to date and verify that the encryption engine remains active at all times to ensure ongoing protection of stored data.

Frequently asked questions

Q: What does AES-512 encryption mean for my data? A: AES-512 is a hardware-accelerated encryption standard that protects data at rest with a 512-bit key. In practical terms, this level of encryption makes unauthorized data access extremely unlikely, even if the drive is stolen. The encryption is performed on the device itself, which reduces exposure to threats posed by compromised host systems.

Q: How does dual-key authentication work? A: Dual-key authentication requires two distinct Cipher Keys to unlock the drive. Both keys must be presented correctly to access the data. This design protects against single-point compromise and supports strict separation of duties and key-management policies.

Q: Can I recover data if I lose one of the Cipher Keys? A: In a system configured for dual-key authentication, access to the data is effectively blocked if either key is missing or corrupted. This is intentional to maximize security. It is essential to implement a robust key-management strategy, including secure backups of both Cipher Keys in trusted locations.

Q: Is this drive compatible with Windows and macOS? A: External encrypted drives like CipherShield are designed to work with standard storage workflows and can be accessed on common operating systems when used with the appropriate CipherShield software. For optimal interoperability, follow the vendor’s setup guide to install any required client software and drivers and to configure key-based access on your specific OS version.

Q: Can I use this drive for backup or archival purposes? A: Yes. The CipherShield drive is well-suited for secure backups and archival storage, especially for data that must be protected at rest and access-controlled. Its hardware encryption ensures that backup archives remain protected even if the drive is misplaced.

Q: What happens if I forget both Cipher Keys? A: Without both keys, data access is prohibited by design. This emphasizes the importance of a disciplined key-management process and secure key recovery or escrow arrangements as defined in your security policy. Always maintain multiple secure copies of the keys in approved locations.


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