If you're looking for another Zero Networks alternative, Forescout is a broad cybersecurity platform that can automate assessment, segmentation and real-time monitoring of all managed and unmanaged connected devices. It spans multiple industries and includes zero trust and IoT security, so it's a good option for improving your overall cybersecurity posture.
Another good option is BeyondTrust, an intelligent identity and access security platform that offers a 360-degree view of identities and privileges. It offers secure remote access, identity threat detection and protection at scale, and integrates with many tools to enable a zero-trust approach and intelligent threat detection.
Last, CyberArk has a broad identity security and access management system that uses artificial intelligence to protect every identity, human or machine. It offers secure Single Sign-On, adaptive MFA and intelligent privilege controls, so it's a good option for those moving to a Zero Trust system.