This solution brief showcases how IGEL and 90Meter strengthen Zero Trust authentication through seamless smartcard integration and endpoint security. By combining IGEL’s Preventative Security Model with 90Meter’s PKCS#11 smartcard library, the solution enables secure, compliant, and scalable access across VDI, cloud, and browser environments. Designed to meet DoD, NIST, and FIPS standards, it ensures organizations can safeguard sensitive systems while simplifying authentication workflows.