Cybersecurity Consulting Firm – Cyber Castellum

Our Services

Web Application Security Assessment Services

Uncover vulnerabilities in your web applications before attackers do. Our assessments identify real-world risks and deliver remediation guidance you can trust.

 Secure What Powers Your Business

Protect Your Web Applications from Exploitable Threats

Organizations rely on web applications to provide business services across the internet. However, today web applications are the most targeted part of the internet’s information infrastructure. Web applications have grown to become very complex and introduce vulnerabilities that are not easily identified or mitigated.

Our comprehensive assessment simulates both authenticated and unauthenticated threats—revealing logic flaws, insecure code, and privilege abuse risks. Using real-world techniques, we analyze how attackers would breach your application and guide you in closing those gaps before damage is done.

OUR TRUE WORDS

Our Mission Is Accuracy, Not Just Automation

We combine automated tools with hands-on testing to ensure no exploitable flaw goes unnoticed.

  • Validates OWASP Top 10 risks and more
  • Simulates authenticated and unauthenticated attackers
  • Identifies logic and privilege escalation flaws
  • Clear reports with risk-ranked remediation steps
FEATURES

What You Get with Our Web App Security Assessments

Comprehensive Web App Testing

We evaluate both front-end and back-end risks including form abuse, broken authentication, and session mismanagement.

Role-Based Privilege Testing

We test various user roles to identify horizontal and vertical privilege escalation opportunities.

OWASP-Centric Methodology

Our tests are aligned with the latest OWASP Top 10 vulnerabilities and custom app-specific risks.

Manual Verification of Results

We manually validate critical findings to eliminate false positives and maximize accuracy.

Regulatory Mapping

Reports can be aligned with compliance frameworks such as PCI-DSS, HIPAA, ISO 27001, and more.

Developer-Ready Reporting

Receive detailed yet understandable findings with code references and actionable remediation tips.

Younus and his team at Cyber Castellum have a thorough knowledge of CMS requirements and cyber security. Cyber Castellum is our preferred provider when it comes to 3rd party external audits, web application security assessments, as well as internal and external penetration testing. Our company offers Direct Enrollment through the healthcare.gov marketplace. To be a part of this elite group, we follow strict CMS requirements to ensure our web application is safe and secure. In a world where cyber security is of utmost concern, Cyber Castellum has proven from the start that they have what it takes to ensure we remain CMS-compliant year-to-year.

Mary Mohl

Project Manager Insurica

I have been a security testing consultant for twenty years and I have l partnered with Cyber Castellum on multiple security testing engagements. They are knowledgeable, responsive, and they never fail to exceed expectations. Their thorough approach and deep expertise make them a trusted partner I can rely on for the most complex assessments. I highly recommend their services to anyone seeking top-tier cybersecurity testing.

Sean Murray

Principal Consultant supporting New York State Agencies

Cyber Castellum has consistently delivered exceptional offensive security, penetration testing, and vulnerability scanning services for Cybertlabs and our government clients. Their ability to identify and communicate risks and vulnerabilities has exceeded our customers’ expectations, providing both depth and clarity. We rely on them not only for their technical excellence, but also for their dependability, integrity, and outstanding customer service. They are a trusted partner in pursuing and delivering our cybersecurity portfolio of work.

Khurram Chaudry

CEO Cybert Labs

Shape

Ready to Strengthen Your Web Security?

Book a free consultation to discuss how we can assess and improve your application security.

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Let’s Talk Application Security

Have questions or need a detailed assessment scope? Reach out to our experts—we respond fast and deliver clear answers.

    • Free Consultation

      Speak directly with a certified consultant.

    • Fast Response

      We respond within 24 business hours.

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