Magic Quadrant reports:
- 2015 PDF Report: http://informationsecurity.report/Resources/Whitepapers/7c670ac1-275f-4212-987a-cf30e217383d_2015%20Gartner%20Group%20Magic%20Quadrant%20on%20Managed%20Security%20Services.pdf
- 2014 PDF Report: https://www.solutionary.com/_assets/pdf/research/gartner-magic-quadrant-for-mssps-2014.pdf
"MSSs broadly include:
- Monitored or managed intrusion detection systems (IDSs)
- Distributed denial of service (DDoS) protection
- Managed secure messaging gateways
- Managed secure Web gateways
- Security information and event management (SIEM)
- Managed vulnerability scanning of networks, servers, databases or applications
- Security vulnerability or threat notification services
- Log management and analysis
- Reporting associated with monitored/managed devices and incident response."