How big is the defense cybersecurity market?

The global defense cybersecurity market size was estimated at USD 30.49 billion in 2024 and is expected to reach USD 33.25 billion in 2025.

What is the defense cybersecurity market growth?

The global defense cybersecurity market is expected to grow at a compound annual growth rate of 11.4% from 2025 to 2033 to reach USD 78.85 billion by 2033.

Which segment accounted for the largest defense cyber security market share?

The cyber threat protection segment accounted for the largest revenue share of 37.54% in 2024 by solution, propelled by the critical need for proactive defense against sophisticated, persistent cyber threats targeting military infrastructure and weapon systems.

Who are the key players in defense cyber security market?

Some key players operating in the defense cyber security market include BAE Systems plc, CACI International Inc., General Dynamics Corporation, IBM Corporation, Leidos Holdings Inc., Lockheed Martin Corporation, L3Harris Technologies Inc., Northrop Grumman Corporation, Palantir Technologies Inc., QinetiQ Group plc, Raytheon Technologies Corporation, SAIC Inc., Thales S.A., Airbus Defence and Space, Booz Allen Hamilton Holding Corp. and Others.

What are the factors driving the defense cyber security market?

Factors such as the increasing invest in cybersecurity by nation-states, defense agencies, and military to counter a growing wave of nation-sponsored cyberattacks, zero-day exploits, and advanced persistent threats (APTs) plays a key role in accelerating the defense cyber security market.