Checkmarx provides software security solutions to help organizations introduce security into their software development lifecycle. Their product allows developers and auditors to easily scan code for security vulnerabilities in major coding languages. The document provides 10 tips for keeping software secure, such as performing threat modeling, scrutinizing open source components and frameworks, treating security as part of the development process, and using whitelist input validation. To learn more about Checkmarx's products and services, contact their team.