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  • Iridium 9603 Module
  • Iridium 9603 Module
  • Iridium 9603 Module
Iridium

Iridium® 9603 Enhanced Short Burst Data (ESBD) Module (for U.S. Government)

The Iridium 9603 ESBD module provides optimal transmission security (TRANSEC) for warfighters and support staff.

  • Drop-in replacement for Iridium 9603 Short Burst Data® (SBD®) module
  • AES-256 encryption
  • Eligible for Enhanced Mobile Satellite Services (EMSS) contract through U.S. Space Force & Commercial Satellite Communications Office
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Key Features

The Iridium 9603 ESBD provides greater security and on-air performance compared to the existing Iridium 9603 SBD module.

Encryption

AES-256 encrypted payload and metadata, including module identifiers and geolocation

Larger Payloads

12x greater maximum mobile-originated (MO) and 15x greater maximum mobile-terminated (MT) message sizes

Increased Transfer Rates

Lower on-air time for payloads greater than 70 bytes reduces the likelihood of interception  

Longer Battery Life

No re-transmission of acknowledged data

EMSS Eligible

Access unlimited narrowband data through Enhanced Mobile Satellite Services (EMSS), a multi-year contract between Iridium and the U.S. Space Force.

Services

Enhanced Short Burst Data (ESBD)

Developed for government users, Enhanced Short Burst Data (ESBD) enables secure one- or two-way messaging with near real-time performance. It offers increased payload capacity, and greater resiliency than Iridium Short Burst Data® (SBD®).
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