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From Code to Combat: The Importance of Secure Software in Defence

Writer: narthana arumugamnarthana arumugam

As modern warfare becomes increasingly software-defined, the battlefield is shifting from physical conflict to cyber-dominated engagements. The F-35, hypersonic missiles, and autonomous drones all rely on millions of lines of code, making software security a national defence priority.

1. The Growing Threat of Software Exploits

State-sponsored hackers are targeting mission-critical defence software, exploiting vulnerabilities to disable weapons systems or compromise classified networks. The SolarWinds and Log4j incidents proved how software supply chains can be weaponized.

2. DevSecOps: The New Standard in Defence Software

To counter these threats, defence contractors are adopting DevSecOps, integrating security into the software development lifecycle. Instead of patching vulnerabilities post-deployment, developers now use zero-trust architectures and runtime application self-protection (RASP) to harden systems from day one.

3. The Push for Open-Source in Defence

Surprisingly, the US Department of Defense is embracing open-source software for security transparency. By using publicly auditable code, vulnerabilities can be detected before adversaries exploit them.

Final Thoughts

Defence software is the new battleground, and cybersecurity is no longer optional. Failing to secure mission-critical code is a direct threat to national security.

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