Cybersecurity and emerging technology expertise for every organization.

Technical Leadership & Expertise

Leadership and deep technical expertise — we’re the virtual CISO, chief architect, or senior engineer you’ve been looking for.

Application Security

We provide application cybersecurity testing and guidance, digging for weaknesses in everything from business logic to APIs. We help clients build strength through SSDLC design and implementation.

Incident Response

Need help with incident response? When the other guys can’t give you an answer, Rule4 will. Whether you’re facing an incident or just being proactive, we can help.

Positive impact. Staff and client happiness.

To prove we’re serious about prioritizing the greater good and placing people before profit, we’re working toward full certification as a B Corporation.