CISOfy
CISOfy is a niche player in information security with a focus on system auditing of systems running Linux or other Unix flavors.
CISOfy is a company based in The Netherlands. Their focus is on system auditing of Linux systems and other flavors of Unix like macOS and BSD. The company is founded in 2013 by Michael Boelen, author of Rootkit Hunter and Lynis.
The services provided by CISOfy include SaaS-based access to Lynis Enterprise or the self-hosted version.