Penetration Testing & Security Consulting for SMBs

Find your security gaps before attackers do. Louisiana-based cybersecurity consulting with enterprise rigor and practical, budget-conscious delivery.

Request a Consultation
43% of cyberattacks target small businesses

Security Services

Penetration Testing

Internal and external network testing to identify weaknesses before attackers exploit them.

Vulnerability Assessment

Systematic identification and prioritization of security weaknesses across your environment.

Security Consulting

Guidance on security architecture, policy development, and building a defensible security program.

Why Work With Me

NSA CAE Program Graduate Cyber Operations Degree
Security+ & CySA+ CompTIA Certified
30+ Businesses Secured Former MSP Security Analyst
Active Practitioner Cybersecurity Engineer

Working Professional

Not a full-time consultant detached from real operations. Currently employed as a cybersecurity engineer with hands-on daily experience.

Actionable Reports

Reports include actionable remediation steps you can actually implement, not 200-page dumps of scanner output.

Real-World MSP Experience

Background securing 30+ businesses means understanding real budget constraints and compliance pressures.

Direct Communication

Work directly with the person doing the testing. No layers of account managers or project coordinators.

About

Brennan St. John founded St. John Cybersecurity to provide independent security testing with enterprise rigor and practical, budget-conscious delivery.

As a Security Analyst at Techneaux Technology Services, a Lafayette-based MSP, he performed security engineering and vulnerability assessments across 30+ Louisiana, Texas, and Colorado businesses.

He currently works as a Cybersecurity Engineer for a large manufacturing company, maintaining hands-on experience in IT and OT security with the same tools and threats his clients face.

Sample Work

Internal Network Penetration Test

Multi-vector attack chain demonstrating lateral movement and domain compromise.

View Report

Malware Analysis Report

Analysis of multi-stage malware including macro document, dropper, and exfiltration payload.

View Report

Contact

Ready to find out what attackers would find?

Let's discuss your security needs and how a penetration test can help protect your business.

brennan@stjohncybersecurity.com

Based in Louisiana · Available for remote engagements nationwide