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Talk to an Alert Enterprise expert about PIAM, visitor management, and identity convergence. Trusted by enterprises worldwide — and rated by the people who use Guardian every day.
96%
Customer satisfaction score
4.6★
Avg. verified review rating
Recognized by G2
Awarded by the people who use Guardian
Leader · Spring 2026
Physical Security
Users Love Us
G2 Milestone Badge
4.2
based on 66 verified reviews
Real customers — security leaders, IT admins, and operations teams — share their honest experience with Guardian on G2.
What our customers say
In the words of verified G2 reviewers
Authentic, unedited feedback from people who use Guardian every day.
Guardian and Operational Interoperabilty
We struggled with multiple legacy platforms. We had a clear vision for a multi-use approach to identity management, and the Alert Enterprise team listened—then Guardian delivered.
Verified User
Manager, Physical Security Governance Risk and Compliance
Enterprise (> 1000 emp.)
Seamless IT–HR to PACS Integration with Guardian
Cyber-Physical Convergence: Guardian’s most significant strength is connecting IT and HR systems (like Workday or SAP) directly to physical access control systems (PACS) such as Lenel or C-Cure
Verified User
Sr Principal Architect
Mid-Market (51-1000 emp.)
Customizable Access Management That Integrates with Leading Control Systems
It supports future-state architecture, meets complex access management requirements, is customizable for nonstandard needs, and integrates with all leading access control systems.
Verified User
Project Manager
Enterprise (> 1000 emp.)
English