Cyber Defense

Defense cybersecurity

Articles on defense cybersecurity: CTI platforms, SIEM/SOAR, OSINT threat monitoring, secure SOC operations, DevSecOps for defense.

Defense cybersecurity faces threats that civilian security practice does not: adversaries with nation-state resources, industrial control systems that were never designed to be networked, and classification requirements that demand multi-level security rather than a single perimeter. Building a defense cyber stack means selecting and integrating the right tools across threat intelligence, SIEM/SOAR, OT network segmentation, privilege access management, and forensic capability — while maintaining the audit trails that defense procurement requires.

8 articles in this topic, drawn from cybersecurity.

cyber situational awareness
Cyber Situational Awareness: Building a Real-Time Defense Dashboard
Cyber situational awareness gives commanders visibility into the digital battlespace. Here's how to build a real-time dashboard that surfaces the right signals.
May 11, 2026 6 min read
DevSecOps defense
DevSecOps for Defense: Integrating Security into Every Sprint
Defense software must be secure by design, not bolted on at the end. Here's how to build a DevSecOps pipeline that satisfies defense security requirements without killing velocity.
May 11, 2026 7 min read
digital forensics military
Digital Forensics in Military Cyber Incident Response
When a military network is compromised, forensic investigation must work within classification constraints. Here's how digital forensics differs in defense environments.
May 11, 2026 7 min read
OT security military
Intrusion Detection for Military OT and ICS Systems
Military bases and weapon systems use operational technology (OT) that traditional IT security tools can't protect. Here's how to build intrusion detection for military OT.
May 11, 2026 7 min read
OSINT defense
OSINT-Based Threat Monitoring for Defense Organizations
Open-source intelligence is a first line of warning for cyber threats. Here's how defense organizations build OSINT pipelines for real-time threat monitoring.
May 11, 2026 7 min read
SBOM defense
Software Bill of Materials (SBOM) for Defense: What Procurement Now Requires
US and EU defense procurement increasingly requires an SBOM with every software delivery. Here's what an SBOM is, what formats to use, and how to generate one.
May 11, 2026 6 min read
SIEM military
SIEM and SOAR Integration for Military Networks: What Defense Teams Need
SIEM collects and correlates logs; SOAR automates response. Integrating both into a military network requires navigating classification, air-gaps, and latency.
May 11, 2026 8 min read
cyber threat intelligence platform
Cyber Threat Intelligence Platforms for Defense
A CTI platform collects, processes, and distributes threat intelligence to security teams. Here's what a defense-grade CTI platform looks like architecturally.
May 6, 2026 8 min read

Articles tagged "Defense Cybersecurity" are written by Corvus Intelligence engineers who build defense software for NATO and government organizations. About the team →

Related Topics

SIGINT Secure Cloud Defense Engineering Defense Intelligence
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Frequently Asked Questions

+What is a Cyber Threat Intelligence (CTI) platform for defense?

A defense-grade CTI platform collects, normalizes, enriches, and distributes threat intelligence — indicators of compromise, TTPs, actor profiles — to SOC analysts and downstream defensive tooling. Architecturally it combines STIX/TAXII feeds, OSINT collectors (including Telegram and dark-web monitoring), an enrichment pipeline, and integrations into SIEM/SOAR for automated action.

+How do SIEM and SOAR differ, and why are both needed on military networks?

SIEM collects and correlates logs to detect incidents; SOAR orchestrates and automates the response playbooks once an incident is identified. On military networks the integration must additionally handle classification boundaries, air-gapped segments, and the latency constraints of cross-domain solutions — off-the-shelf cloud-first SIEM/SOAR rarely fits unmodified.

+What is an SBOM and why does defense procurement now require one?

A Software Bill of Materials is a machine-readable inventory of every component, library, and dependency in a delivered software product. US and EU defense procurement increasingly mandate an SBOM in SPDX or CycloneDX format with each delivery so supply-chain vulnerabilities (Log4Shell-class) can be traced and patched across the fleet.

+How does intrusion detection work for military OT and ICS systems?

Operational technology — base utilities, vehicle buses, weapon-system controllers — speaks protocols (Modbus, DNP3, CAN, MIL-STD-1553) that traditional IT IDS does not parse. Military OT intrusion detection relies on passive protocol-aware sensors, baseline modeling of expected command patterns, and tight integration with the upstream SIEM rather than active scanning that could disrupt safety-critical equipment.

+What does DevSecOps look like in a defense software pipeline?

DevSecOps for defense embeds SAST, SCA, secret scanning, and SBOM generation into every CI run, then layers in classification-aware artifact storage and signed releases for accreditation. The goal is to satisfy authority-to-operate (ATO) and equivalent NATO accreditation requirements without dropping below the iteration cadence that operational software demands.