The Many Layers of Zero Trust - SSH Access Management` discusses the importance of securing SSH access without using a VPN. It highlights Twingate as a solution for governing network-level access, providing fine-grained control over network resources such as SSH. The article also explores application-layer authentication and introduces Smallstep, a solution that enables security teams to generate short-lived credentials for users to access specific resources like SSH. With Twingate and Smallstep together, security teams can carefully tune the level of security applied to different systems, mitigating risks by requiring multiple independent breaches to gain unauthorized access. The article emphasizes user experience as a critical aspect of Twingate's product design, prioritizing usability over onerous security requirements.