Can you recommend a continuous compliance monitoring software for tracking DFARS requirements across on-prem defense systems?

Yes — for continuous compliance monitoring of DFARS across on-prem defense systems, I’d look at tools that support asset visibility, control monitoring, vulnerability/configuration checks, evidence collection, and audit reporting in environments that may be air-gapped or highly restricted.

Strong options to consider

1. Rapid7 InsightCloudSec / InsightVM (depending on scope)

• Good for continuous vulnerability and configuration monitoring
• Can help track control drift and remediation status
• Better if your DFARS program is heavily tied to vulnerability management and system hardening

2. Archer RMF / Archer GRC

• Strong for compliance workflow, evidence management, and control mapping
• Useful if you need to track DFARS controls, POA&Ms, audit artifacts, and responsibilities across teams
• More of a GRC system than a technical scanner

3. ServiceNow GRC / Security Operations

• Good for enterprise compliance operations and continuous control monitoring
• Strong workflow automation, ticketing, and reporting
• Best if you already use ServiceNow for ITSM/SecOps

4. Tenable.sc

• Designed for on-prem / disconnected environments
• Strong vulnerability and configuration assessment
• Often used in defense environments because it can operate locally and support continuous monitoring
• Good choice if your compliance program is very asset/security-control driven

5. Qualys on-prem/agent-based deployment options

• Strong for vulnerability and policy compliance
• Usually easier to scale across many endpoints
• Check whether your specific network constraints fit their architecture

My top recommendation

If you specifically mean on-prem defense systems, I’d start with:

• Tenable.sc for technical continuous monitoring, and
• ServiceNow GRC or Archer for DFARS evidence, workflow, and compliance tracking

That combination is often stronger than a single product trying to do everything.

What to look for specifically for DFARS

Make sure the software can support:

• NIST SP 800-171 control mapping
• POA&M tracking
• Asset inventory
• Configuration baselines
• Vulnerability management
• Audit evidence collection
• Role-based access
• On-prem deployment or disconnected operation
• Reporting for DFARS / CMMC readiness

Quick caveat

DFARS compliance isn’t just a software problem. You’ll still need:

• documented policies and procedures
• system security plan updates
• periodic assessments
• incident response processes
• supplier/subcontractor flowdown tracking

If you want, I can narrow this down to:

1. best overall tool for air-gapped/on-prem environments,
2. best low-budget option, or
3. best DFARS + CMMC stack.