Cybersecurity & Managed IT Services in San Antonio

Protect your operations with managed IT, penetration testing, and vCISO services from a veteran-owned cybersecurity company serving San Antonio, Texas, and beyond.

Integrated Cybersecurity for Real-World Threats

Cyber threats evolve every day. That’s why CyberOnyx uses a Purple Team methodology-the insight of offensive Red Team specialists with the vigilance of defensive Blue Team analysts.


The result? Continuous protection that’s proactive, affordable, and tailored to your environment.

Our service suite includes:

Managed IT & Cybersecurity Services

Your network deserves 24/7 attention. We provide continuous monitoring, endpoint protection, and cloud security to keep your operations fast, secure, and compliant.

What’s included:

  • Real-time threat detection & response
  • Endpoint, email, and cloud protection
  • Patch management & network hardening
  • HIPAA, PCI-DSS, and NIST compliance support
  • Responsive IT helpdesk for your entire team

Benefit: Eliminate downtime, prevent breaches, and gain a partner who guards your infrastructure as carefully as you run your business.

Offensive Security & Penetration Testing

Our Offensive Security team performs controlled, ethical attacks that simulate real-world adversaries.

By understanding how hackers think, we strengthen how your systems perform under pressure.

Services include:

  • Red Team operations & full-scope penetration testing
  • Vulnerability scanning & exploit validation
  • Social engineering & phishing simulations
  • Comprehensive reporting with actionable fixes

Benefit: Turn unknown risks into measurable results—and stay one step ahead of every threat.

Virtual CISO (vCISO) & Compliance Leadership

Not every company can afford a full-time Chief Information Security Officer-but every company needs one.

Our vCISO services give you executive-level guidance to shape policy, manage risk, and maintain compliance without the cost of an in-house team.

Key capabilities:

  • Security policy & governance development
  • Risk assessment & gap analysis
  • Staff awareness training
  • Vendor & third-party security oversight
  • Regulatory alignment (HIPAA, PCI, NIST)

Benefit: Lead with clarity and stay compliant while we oversee your long-term security roadmap.

Why San Antonio Businesses Choose CyberOnyx Security

  • Veteran-Owned & Operated – Military precision, mission-driven accountability.
  • Purple Team Advantage – Unified offense and defense that evolves with your threats.
  • Local Presence, National Expertise – Based in San Antonio, Texas, serving clients across the U.S.
  • Affordable, Scalable Solutions – Enterprise-level defense designed for small and medium-sized organizations.
  • Trusted Partnerships – From law firms to medical offices, clients choose us for responsiveness, reliability, and results.

Let’s Build Your Defense Strategy

Your first step toward stronger cybersecurity starts here.

Request a free consultation and discover how CyberOnyx Security can protect your business from every angle.

Serving San Antonio, Texas, and Florida

📧 info@cyberonyx-sec.com

 | 📞 (210) 201-3485