VSX (Virtual System Extension) is a security and VPN solution for large-scale environments based on the proven security of Check Point Security Gateway. VSX provides comprehensive protection for multiple networks or VLANs within complex infrastructures. It securely connects them to shared resources such as the Internet and/or a DMZ, and allows them to safely interact with each other. VSX is supported by IPS™ Services, which provide up-to-date preemptive security.