GRIMM Cyber | 6,375 followers on LinkedIn. GRIMM makes the world a more secure place by increasing the CyPhy™ cyber resilience of systems, networks and products | GRIMM offers CyPhy™ security engineering and consulting services backed by research and development in delivering the art of the possible in cybersecurity. The team services government and commercial clients from a diverse range of industries. Solving complex cybersecurity problems takes a fundamental understanding of how specific technologies work.