Answers to common questions about NISSI pricing tiers, add-ons, upgrades, and managing your subscription in Command Center.

Fix common issues when the NISSI Python agent won't start or stops reporting to Command Center.

Learn how to get fully protected in minutes — install the agent, register a device, set up DNS filtering, and protect your systems.

Learn how to configure DNS block/allow rules in NISSI Command Center and monitor DNS activity across your devices.

How to download, configure, and run the NISSI endpoint agent on Windows, macOS, and Linux using the Python agent.

Learn how NISSI tracks and manages security incidents — from Critical Open through Investigating, Contained, and Resolved.