1Security Microsoft Copilot Security vs Acompany: Side-by-Side Comparison (2026)

1Security Microsoft Copilot Security: Monitors and controls Microsoft Copilot data access and oversharing risks in M365. built by 1Security. 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..

Acompany: Japanese firm offering confidential computing, AI security, and data privacy services. built by Acompany. Core capabilities include Confidential computing (秘密計算) technology for secure data processing, AI Cleanroom for protecting data and AI workloads, Data Cleanroom for safe utilization of organizational data..

Both serve the Data Security Posture Management market but differ in approach, feature depth, and target audience.

1Security Microsoft Copilot Security differentiates with 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. Acompany differentiates with Confidential computing (秘密計算) technology for secure data processing, AI Cleanroom for protecting data and AI workloads, Data Cleanroom for safe utilization of organizational data.

1Security Microsoft Copilot Security is developed by 1Security. Acompany is developed by Acompany. Vendor maturity, funding stage, and team size can be important factors when evaluating long-term viability and support quality.

1Security Microsoft Copilot Security and Acompany serve similar Data Security Posture Management use cases: both are Data Security Posture Management tools. Review the feature comparison above to determine which fits your requirements.