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By Light

By Light is a technology company that supplies IT, cybersecurity, communications, and modeling, simulation and training systems. Its customers are warfighters and federal agencies.

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About By Light

By Light is a technology company that supplies IT, cybersecurity, communications, and modeling, simulation and training systems. Its customers are warfighters and federal agencies. The company says it builds technology to connect, protect and prepare them for what comes next.

Cyber work is a main area. By Light builds custom, high-fidelity cyber ranges where teams train on a copy of their own network. It offers cyber workforce training for single students or whole organizations. It runs a security operations center with services from readiness checks to threat response, and it offers managed detection and response. It says it has delivered the largest Zero Trust implementation in government. It also does identity management for sensitive settings such as federal healthcare, and it offers AI tools for cyber missions.

In C5ISR, which stands for command, control, computers, communications and cyber, By Light designs secure communications. Its work spans satellite, radio, wireless, 5G and wired networks. It also covers global optical networks, base infrastructure modernization and integrated communication vehicles.

In modeling, simulation and training, the company builds realistic simulation for ground, air and unmanned vehicles. Its Mission Reconfigurable trainers can be set up on site and changed quickly. Crews or single operators can train across many vehicles and weapons systems. It also lists realistic flight simulation and a HALO Aeronautics UAS line.

By Light creates IT solutions and writes software to help agencies work better. Its IT offer includes cloud and managed services and infrastructure. The company says it avoids long development cycles and proprietary technology silos.

It serves commercial, defense, education, federal, healthcare and international markets. It sells through government contract vehicles such as Alliant 2, Alliant 3, Army ITES-3S, CS3, Encore III and NASA SEWP VI.

Services

  • Cyber ranges
  • Cyber workforce training
  • Security operations center
  • Managed detection and response
  • C5ISR communications
  • Modeling and simulation
  • Mission Reconfigurable trainers
  • Realistic flight simulation
  • Cloud and managed services
  • Software development

Shows where By Light exhibits or has exhibited

All aviation events
1
event
1
country
1
as sponsor
  • I/ITSEC

    I/ITSEC

    Exhibited in 2026. Next edition November 2027, dates to be announced · Orlando, United States

    Executive Dinner; Cyber Pavilion Silver; Hyatt Hotel Keys; Speaker Reception Co-Sponsor2026 list; 2027 not published yet

    View event

From the organisers’ published exhibitor and sponsor lists.

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