Stacking Trust. Finding Vulnerabilities.

Get a snapshot of your real security posture.
We uncover critical vulnerabilities that automated scanners and annual pentests miss.

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20+

Years of Experiences

50+

Professional Teams

Who We Are

We provide expert cyber security solutions for your business.

TrustStack Security, LLC is a veteran-owned offensive security consulting firm based in the United States. We specialize in uncovering the vulnerabilities others miss — using real-world attacker techniques, deep technical expertise, and a no-nonsense approach to security.

Here's Why You Should Choose Our Cyber Security Services:

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Certifications & Experience

Our team holds industry-recognized certifications including:

Team certified in offensive security, red teaming, and cyber risk management

+1(254) 394-4789

OSCP

Hands-on penetration testing with real-world exploits

OSWE

Advanced web application exploitation certification

OSEP

Red teaming, evasion, and advanced exploitation

CRTO

Adversary simulation and Active Directory attacks

CISSP

Information security leadership and governance

PNPT

Real-world network penetration testing certification

A honor roll recognition, certificate of achievement and high school diploma
What We Offer

Trusted Offensive Security Services

Web Application Penetration Testing

Identify and exploit vulnerabilities in your web apps using real-world attacker techniques and manual testing.

Network Security Assessments

Assess internal and external networks for misconfigurations, vulnerabilities, and unauthorized access points.

AI/ML Model Security Evaluation

Evaluate machine learning models for adversarial weaknesses, data leakage, and model manipulation risks.

Secure Source Code Reviews

Manually review codebases to uncover hidden security flaws, logic errors, and insecure coding patterns.

Mobile Application Testing (iOS & Android)

Test mobile apps for vulnerabilities in storage, communication, authentication, and platform-specific risks.

Physical Security Testing (Red Team Exercises)

Simulate real-world intrusions to assess physical barriers, employee awareness, and facility security controls.

Why Choose TrustStack

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We Find What Others Miss:

Our expert-driven methodology reveals vulnerabilities that are often missed by automated tools or checkbox "penetration tests".

Security You Can Trust:

We're not just checking boxes. We show you where you're actually exposed — and how to fix it.

Veteran Expertise:

Founded by U.S. military veterans with real-world red teaming and CVE discovery experience.

Securing Your Online Presence, Every Step Of The Way.

At TrustStack Security, we take a comprehensive approach to cybersecurity, protecting your digital assets from code to cloud. Whether it’s a web application, internal network, mobile platform, or AI/ML model, we dig deep to uncover hidden vulnerabilities and help you fix them fast.

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Featured Project

Safeguarding you against cyber threats.

Proactive Threat Detection

We identify vulnerabilities before attackers do — with expert-driven manual testing and threat modeling.

Layered Security Approach

From code to cloud, we secure every layer of your digital infrastructure.

Expert-Led Assessments

All testing is performed by certified professionals with real-world offensive security experience.

Custom-Tailored Security Services

No one-size-fits-all. We tailor each engagement to your unique environment and risk profile.

Actionable, Technical Reporting

Our detailed reports include real exploitation evidence and clear remediation steps your team can follow.

Continuous Improvement

We help you build long-term security maturity through retesting, validation, and technical guidance.

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Client Feedback & Reviews

Latest Blog

Real-World Case Study: Finding Critical Vulnerabilities Missed by Others
03Jun

Real-World Case Study: Finding Critical Vulnerabilities Missed by Others

Introduction:When a financial tech client came to TrustStack Security, they had already completed a pentest with another vendor. Their platform passed—“No critical vulnerabilities found.” But something didn’t sit right. They wanted a second opinion. Our Approach:We began with reconnaissance and discovered a forgotten admin panel using a predictable URL. This panel had no MFA and […]

Securing Machine Learning Models from Adversarial Attacks
03Jun

Securing Machine Learning Models from Adversarial Attacks

Introduction:AI and ML systems are transforming industries—but they’re also creating new security challenges. Adversarial machine learning is no longer theoretical. Attackers are actively exploiting ML models in production. Here’s how to defend your AI investments. What Are Adversarial Attacks?These are intentional manipulations of input data to mislead a machine learning model. Why It Matters:If you’re […]

Top 5 Web Application Vulnerabilities in 2025 (And How to Defend Against Them)
03Jun

Top 5 Web Application Vulnerabilities in 2025 (And How to Defend Against Them)

Introduction:Web apps power our digital lives, but they also create massive attack surfaces. At TrustStack Security, we’re constantly testing apps and uncovering vulnerabilities, many of which are repeat offenders. In this blog, we highlight the top 5 web application vulnerabilities of 2025 and show you how to mitigate them. 1. Broken Access Control What it […]