Managed security service (MSS) refers to a wide range of cybersecurity-related services and support such as managing and monitoring intrusion detection systems and firewalls as well as performing assessments of vulnerability and penetration audits managing the management of patches and upgrades and assisting in the establishment of rules and protocols that help minimize the risk of a data breach. MSS providers offer cybersecurity expertise, as well as assistance with regulatory compliance, such as HIPAA, PCI DSS and ISO.

Premium MSS solutions offer technologies like security information and events management (SIEM), cloud access security broker and container security. A majority of the top MSSPs provide 24/7 monitoring via their security operations center, threat intelligence that amplifies the context of threats, as well as proactive threats tracking.

MSS may also help their clients prioritize vulnerabilities and determine the impact on business functions such as availability and performance. This helps them avoid costly cyberattacks and improve their overall security posture.

A majority of the most reputable MSSPs offer a variety of managed IT services like network monitoring, remote assistance and security policy development. They have a central dashboard that allows them to monitor all devices and applications of their customers. In addition, they offer change management services and solutions for backup and recovery to protect data in the case of an incident. They may even assist with security and governance of data through tools such as encryption and data loss prevention.