Software Behavior Computation

AI Can Write Code.
But Who Verifies What It Will Actually Do?

AssuranceLabs computes the complete behavior of software directly from source code—providing mathematical proof of functionality, security, and compliance for AI-generated systems.

Know what your software will do before deployment.

The Problem

Software Verification Is Already at its Limits. AI Just Made It Urgent.

verification_output.log
Traditional software verification output showing VERIFICATION FAILED

output produced by JBMC 5.12

Traditional testing only samples behavior.

AI-generated software can pass every test and still contain unknown functionality, hidden vulnerabilities, or unintended behaviors.

The gap is growing.

As software generation accelerates, the gap between what was tested and what the code can do continues to grow.

More tests don't solve the problem.

They only sample the space more densely. You need complete behavioral analysis—not more sampling.

The Solution

Meet FX™

The first technology that computes what software will do before it runs.

FX analyzes source code and derives its complete behavioral specification. Instead of asking:

"What happened during this test?"
FX answers
"What will this software do under every possible input?"

The result is a Conditional Concurrent Assignment (CCA)—a mathematical representation of software behavior that serves as a digital twin of the code.

Verify Functionality

Prove software behaves exactly as intended. Compare computed behavior against requirements and specifications to identify deviations before deployment.

Expose Hidden Security Risks

Reveal unintended behaviors, anomalous outputs, and exploitable conditions that traditional testing may never encounter.

Govern Software Evolution

Track behavioral changes across releases with mathematically precise impact analysis. Know exactly what changed—and what didn't.

Process

From Source Code to Behavioral Proof

Source Code
Input
FX™
Behavior Computation
CCA
Mathematical Behavioral Model
Assurance
Verification · Security · Compliance

Unlike testing, fuzzing, static analysis, or model checking, FX computes behavior directly from the code itself.

Why It Matters

The Future of Software Assurance Requires More Than Testing

As AI-generated code becomes embedded in mission-critical systems, organizations need assurance that scales with software generation.

FX delivers behavioral evidence—not statistical confidence.

Autonomous systems
Defense platforms
Intelligence infrastructure
Aerospace systems
Critical infrastructure
Applications

Use Cases

Defense & National Security

Verify mission-critical software before deployment.

Autonomous systems
Mission planning
Flight control
Embedded systems
Supply chain verification

AI-Generated Software

Validate AI-produced code against intended behavior.

Detect unintended logic
Identify hidden functionality
Compare behavior against specifications
Verify AI-generated updates

Software Supply Chain Security

Know whether software components actually behave as expected.

Tampered code detection
Malicious modifications
Unauthorized changes
Behavioral divergence from trusted baselines

Certification & Compliance

Generate behavioral evidence for regulatory requirements.

DoD AI Assurance
CMMC
DO-178C
Safety-critical software programs
Digital Twin

A Digital Twin For Software Behavior

Every analyzed component receives a mathematically exact behavioral model.

As software evolves, so does your understanding of its behavior.

The result is software governance at the behavioral level—not just the code level.

Recompute behavior instantly

Compare versions mathematically

Audit changes over time

Maintain continuous assurance

Validation

Proven Across Multiple Program Classes

FX has successfully computed behavioral specifications for:

Aerospace orbital mechanics
Kinematic simulations
Statistical computation
Numerical algorithms

OrbitalTransfer — Complete Behavioral Analysis

A multi-subroutine aerospace program whose behavioral specification was computed in 19 seconds.

Assurance Labs FX Prototype - OrbitalTransfer behavioral analysis
About AssuranceLabs

Advancing the Science of Software Behavior

AssuranceLabs develops formal behavioral computation technologies that enable organizations to verify what software actually does—not simply what has been tested.

Our mission is to provide the verification layer required for the age of AI-generated software.

Before You Trust AI-Generated Code,

Understand Its Behavior.

Request a demonstration of FX and see software behavior computed directly from source code.