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1Security Microsoft Copilot Security is a commercial data security posture management tool by 1Security. Matters DSPM is a commercial data security posture management tool by Matters. Compare features, ratings, integrations, and community reviews side by side to find the best data security posture management fit for your security stack.
Based on our analysis of NIST CSF 2.0 coverage, core features, integrations, company size fit, here is our conclusion:
Security teams deploying Microsoft Copilot across M365 need visibility into what data the AI can actually access before oversharing becomes a compliance liability, and 1Security Microsoft Copilot Security is built explicitly for that pre- and post-deployment control. The tool maps Copilot's permissions through Microsoft Graph, flags excessive access across SharePoint and OneDrive, and automates remediation of misconfigurations, addressing the asset management and data security gaps that most M365 tenants haven't solved yet. Skip this if your organization hasn't standardized on Microsoft's ecosystem or if you're looking for a Copilot governance tool that also covers other generative AI platforms; 1Security is Microsoft-only.
Mid-market and enterprise security teams drowning in unclassified data across cloud, on-premises, and SaaS environments should start with Matters DSPM; its real-time sensitive data discovery and automated risk scoring cuts through shadow data faster than manual cataloging ever will. The platform maps to eight compliance frameworks including DORA and ISO/IEC 42001:2023, and its contextual risk engine prioritizes exposure and access patterns rather than static rules alone. Skip this if your organization runs mostly on-premises with minimal SaaS adoption or if you need endpoint DLP enforcement; Matters excels at visibility and prioritization, not at preventing data exfiltration at the boundary.
Monitors and controls Microsoft Copilot data access and oversharing risks in M365.
DSPM platform providing real-time sensitive data visibility, risk scoring & remediation.
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Common questions about comparing 1Security Microsoft Copilot Security vs Matters DSPM for your data security posture management needs.
1Security Microsoft Copilot Security: Monitors and controls Microsoft Copilot data access and oversharing risks in M365. built by 1Security. headquartered in Poland. Core capabilities include AI Data Visibility Dashboard mapping all files and SharePoint sites Copilot can access via Microsoft Graph, Oversharing Detection identifying files and folders with excessive permissions risking data leaks, Sensitivity Label Analysis auditing Microsoft Purview labels to prevent unauthorized AI access..
Matters DSPM: DSPM platform providing real-time sensitive data visibility, risk scoring & remediation. built by Matters. headquartered in United States. Core capabilities include Continuous sensitive data discovery across cloud, on-prem, SaaS, and endpoint environments, Automated asset classification by type, sensitivity, and compliance relevance, Shadow data and orphaned file detection..
Both serve the Data Security Posture Management market but differ in approach, feature depth, and target audience.
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