SentryTPN – Service Overview from Cerberus Sentinel. Security Testing Services | Security Advisory Services | Secured Managed Services | Security Operation Center. Cerberus Sentinel specializes in cybersecurity solutions that build a culture of security within an organization, enabling them to improve security, lower risk profile, optimize IT infrastructure, and meet regulatory compliance demands with extensive and comprehensive compliance review. Our Philosophy – Cybersecurity is a culture, not a product®. We believe culture is the foundation of every successful cybersecurity and compliance program. To deliver this outcome, we developed MCCP+ our holistic approach that ensures you’re secure in every area of your business. We are a publicly traded cybersecurity company listed with ticker CISO. A nationwide provider of consulting and managed services, with offices and resources across the USA, we specialize in building a culture of awareness for our clients. Founded with the belief that an acquisition approach is the best way to address the industry-wide skills gap. We are focused on cybersecurity, compliance, and the culture that drives success, acquiring world-class engineering talent who utilize the latest technology to create innovative solutions to protect even the most demanding businesses and governments against continuing and emerging threats. SentryTPN – Service Overview.