Attic FIXER vs Guardian360 M365 Security Insights: Side-by-Side Comparison (2026)

Attic FIXER: Automated Microsoft 365 security configuration management and remediation tool. built by Attic Security. Core capabilities include Daily automated security checks of 100+ Microsoft 365 configuration settings, One-click remediation of security misconfigurations with administrator approval, Real-time detection and alerting for fake Microsoft 365 login pages..

Guardian360 M365 Security Insights: M365 security dashboard consolidating risk signals in Guardian360 Lighthouse. built by Guardian360. Core capabilities include User account overview including admin roles, MFA adoption, and inactive accounts (90+ days), Risk detection for compromised accounts (leaked credentials, atypical travel, password spray, malware/anonymous IPs), Microsoft Secure Score tracking across Identity, Data, Device, Apps, and Infrastructure profiles..

Both serve the SSPM market but differ in approach, feature depth, and target audience.

Attic FIXER differentiates with Daily automated security checks of 100+ Microsoft 365 configuration settings, One-click remediation of security misconfigurations with administrator approval, Real-time detection and alerting for fake Microsoft 365 login pages. Guardian360 M365 Security Insights differentiates with User account overview including admin roles, MFA adoption, and inactive accounts (90+ days), Risk detection for compromised accounts (leaked credentials, atypical travel, password spray, malware/anonymous IPs), Microsoft Secure Score tracking across Identity, Data, Device, Apps, and Infrastructure profiles.

Attic FIXER is developed by Attic Security. Guardian360 M365 Security Insights is developed by Guardian360. Vendor maturity, funding stage, and team size can be important factors when evaluating long-term viability and support quality.

Attic FIXER integrates with Microsoft 365. Guardian360 M365 Security Insights integrates with Microsoft Graph, Microsoft 365. Check integration compatibility with your existing security stack before deciding.

Attic FIXER and Guardian360 M365 Security Insights serve similar SSPM use cases: both are SSPM tools. Review the feature comparison above to determine which fits your requirements.