High Speed infiniBand Data-at-Rest Security for Airborne Applications

The ProtecD@R® High Speed Encryptor (KG-540A) protects Data-at-Rest (DAR) on InfiniBand-based storage networks. Smaller and lighter than the KG-540B, the KG-540A is designed for airborne applications. Ideal for high bandwidth applications, the KG-540A provides low latency security for large data and video files at 32 Gb/s throughput speeds.

  • NSA certified for Top Secret and below
  • 32 Gb/s aggregate throughput
  • Ideal for securing large data files at high speeds

Product Details

24/7 Customer Support

You are never alone when you partner with General Dynamics to secure your critical information. With over 100,000 deployed NSA-certified encryptors worldwide, General Dynamics is committed to support our customers worldwide with a 24/7 technical Help Desk.

Help Desk — Contact our technical Help Desk 24 hours a day / 7 days a week:

Our Infosec support page is designed to make it easy for customers to access the information they need. Please visit www.gdmissionsystems.com/infosecsupport for the following support features:

  • Product Update Notifications — Sign up to receive technical bulletins, upgrade notices and other important product information automatically via E-mail
  • Warranty Status — Enter the serial number of your encryption device to find out the date your warranty or maintenance expires
  • Depot Status — Track your encryptor through the depot
  • Order Status — Track the status of your orders
  • TACLANE-Micro Trade-In Program — Enter the units to be returned as part of the program and print out your packing slips and shipping instructions
  • Software Requests — Request Software Upgrades for your TACLANE encryptors, GEM Patches and GEM Lite Software


  • NSA certified for Top Secret and below
  • 32 Gb/s aggregate throughput
  • Ideal for securing large data files at high speeds
  • Crypto modernization compliant
  • Cryptographic key erasure quickly renders stored data unreadable
  • Secure software upgrade capability
  • Field tamper recoverable
ProtecD@R is a registered trademark of General Dynamics.
ProtecD@R High Speed (KG-540A) Datasheet View Document
Size 5.25" H x 17.50" W x 24" D
(3U) 19" rack mountable
34.2 lbs
Power 270 VDC
250 watts
Interfaces Four ciphertext (BLACK) 4x DDR interfaces and four plaintext (RED) 4x DDR interfaces
50 µm multimode (850 nm) Short Reach fiber optics using MIL-DTL-38999 connectors
RJ-45 connectors for Local Console and Remote Management Ethernet
Environmental Operating Temperature: 0°C to 35°C (32°F to 95°F)
Non-Operating Temperature: -40°C to 71°C (-40°F to 160°F)
Key Fill Black key fill via DTD and SKL
Remote Management via SNMPv3 Configure settings
View status/statistics
Collect audit logs for querying and archiving
Reliability 9,125 hour MIL-HDBK 217 calculated Mean Time Between Failure (MTBF) at 30°C in an airborne inhabited commercial environment