Cybersecurity glossary

Cybersecurity definition

What is MSSP?

MSSP stands for Managed Security Service Provider.

By Updated

Definition

A vendor that operates security tools and processes — like a SIEM or firewall — on an ongoing basis for a customer, distinct from an MDR provider's narrower focus on 24/7 detection and response for a specific set of telemetry.

Use this definition as a baseline when reading category and product pages. Implementations, editions, and vendor terminology can differ; current product claims should be checked against the source-linked profile.

How definitions and product facts are maintained

Search Cyber Tool Stack

Jump to any tool, vendor, category, or glossary term.