How RapidFort Pioneered Container Hardening for the DoD and Sparked an Industry Shift

For years, organizations lived with an uncomfortable truth: containers were bloated, vulnerable, and nearly impossible to secure at scale. Traditional “scan and patch” cycles produced endless vulnerability reports but delivered little real risk reduction — especially in environments like the Department of Defense (DoD), where stakes are higher, timelines are rigid, and compliance expectations leave no room for error.

RapidFort changed that.

Before container hardening became a market trend, RapidFort introduced and industrialized a new model: continuous vulnerability removal through automated software reduction. What began as a breakthrough capability for DoD programs has now reshaped expectations across the software industry, prompting vendors to adopt concepts RapidFort brought to life years earlier.

The Problem: Containers Were Never Built for Zero-Trust Environments

DoD programs required a level of security and predictability the commercial ecosystem was not built to deliver. They needed:

• Near zero CVEs in deployed workloads
  

• Verified removal of unused libraries, dormant code, and unnecessary attack surface
  

• Continuous compliance with STIG, NIST 800-53, FedRAMP, CMMC, and related frameworks
  

• Defense-grade supply chain integrity backed by runtime evidence

Traditional scanners could identify vulnerabilities, but they couldn’t fix them. They surfaced thousands of issues without providing a path to remediation, leaving engineering teams to manually patch, rebuild, and re-validate under tight mission timelines.

DoD teams needed more than visibility. They needed trusted, hardened, deployable software artifacts — automatically produced and continuously verified.

The Breakthrough: RapidFort’s Automated Container Hardening

RapidFort pioneered the technology that changed the game.

RapidFort pioneered a method that fundamentally changed how software is secured.

1. Software Reduction (De-bloating)

RapidFort introduced behavior-driven reduction — analyzing how applications execute and automatically removing the software that never runs. Containers shrink by 60 to 90 percent, eliminating large volumes of latent, vulnerable code.

2. Continuous Vulnerability Removal

Instead of patching vulnerabilities one-by-one, RapidFort regenerates images with unnecessary software removed and inherited CVEs eliminated — producing containers that trend toward near-zero vulnerability states without manual patching.

3. Hardened, Continuously Maintained Base Images

RapidFort also pioneered the concept of delivering pre-hardened, continuously rebuilt base images that:

• include only essential components
  

• are aligned with STIG and CIS benchmarks
  

• ship with FIPS-validated crypto modules
  

• span all major LTS Linux distributions
  

This gave defense teams a secure starting point years before it became an industry expectation.

4. Compliance Built Into the Hardening Process

Instead of treating compliance as a documentation exercise, RapidFort embedded technical controls (STIG, NIST, CMMC, FedRAMP) into the hardening process so software is born aligned with requirements — not retrofitted months later.

This combination delivered what DoD teams needed most: hardened artifacts, continuous risk reduction, and verifiable security evidence that stands up to audit scrutiny.

Adoption Within the DoD: From Cutting Edge to Expected Standard

As hardened containers were deployed across sensitive DoD systems, the operational impact became undeniable:

• Mission environments became more resilient
  

• ATO timelines shortened
  

• Vulnerability backlogs collapsed
  

• Patch cycles became manageable
  

• Attack surface dropped across entire software portfolios
  

• Engineering teams no longer had to perform manual hardening
  

For many programs, RapidFort eliminated years of accumulated CVE debt in weeks — something no scanning-based approach had achieved before.

Hardening didn’t just fix a technical problem. It solved a systemic operational bottleneck across nearly every containerized DoD program.

The Industry Follows: Hardening Becomes the New Normal

Only after RapidFort demonstrated that hardened, reduced, near-zero CVE containers could be produced reliably did the broader industry recognize the significance of this model.

Over the last 18 months, the market has shifted rapidly:

• Security vendors have introduced hardening “add-ons”
  

• Platform providers now build reduced or minimal images
  

• DevSecOps teams increasingly require hardened artifacts as policy
  

• Cloud providers are prioritizing secure-by-default images
  

• Compliance frameworks emphasize least functionality and minimized attack surface
  

The methodology RapidFort pioneered — automated hardening through reduction, regeneration, and continuous vulnerability removal — is now viewed as essential to modern software delivery.

But while others are attempting to emulate these concepts, none match the maturity, completeness, or automation depth of RapidFort’s platform.

Most alternatives patch. Some publish occasional low-CVE images.RapidFort continuously regenerates, verifies, and hardens software across the entire supply chain.

Why RapidFort Remains the Leader

Even as new entrants appear, RapidFort maintains a generational lead because:

• It invented and industrialized the reduction-based hardening approach
  

• It operates the industry’s largest continuously rebuilt library of near-zero CVE images
  

• It integrates reduction, vulnerability intelligence, runtime validation, and compliance evidence into one workflow
  

• It removes vulnerabilities at their source instead of naming them
  

• It is proven at scale across DoD, public sector, and highly regulated industries
  

• Its hardening methodology is embedded throughout the SDLC, not applied as a post-processing step
  

RapidFort didn’t just predict the future of secure software delivery—it built it.

The Future: Hardened Software as a Requirement, Not an Option

As threat actors advance and regulatory pressures increase, organizations across government and commercial sectors are converging on a new reality:

• All containers must be hardened
  

• All software must be secure-by-design
  

• Vulnerabilities must be removed before deployment
  

• Continuous compliance must be built into delivery pipelines
  

• SBOMs must reflect real risk reduction, not static inventories
  

• Runtime evidence must validate what actually executes
  

In this environment, the approach RapidFort pioneered is not simply helpful — it is foundational.

Conclusion: What RapidFort Started Is Now Redefining the Industry

RapidFort pioneered automated container hardening because the industry needed it — urgently, especially within the DoD. Today, that innovation has evolved into a core expectation for secure software delivery across sectors.

While others attempt to replicate parts of this model, RapidFort remains the original architect of the technology, the methodology, and the discipline that is reshaping modern container security.

The future of software security is hardened, intelligence-driven, and automated — exactly the direction RapidFort set into motion from the beginning.

‍Explore RapidFort’s Hardening Platform