DataStealth Data Discovery vs Dymium: Side-by-Side Comparison (2026)

DataStealth Data Discovery: Discovers sensitive PII/PHI/PCI data across on-prem, cloud, and shadow IT. built by DataStealth. Core capabilities include Discovers PII, PHI, and PCI data across structured and unstructured data sources, Scans databases, file shares (SMB/S3/SharePoint), data lakes, logs, PDFs, ZIPs, and nested/embedded content, Identifies shadow IT, hidden repositories, and unsanctioned applications..

Dymium: Zero-copy, real-time governed data access layer for AI, apps, and analytics. built by Dymium. Core capabilities include Real-time request interception and policy enforcement at data source, Zero-copy architecture — data stays at source with no staging or replication, GhostDB, GhostAPI, and GhostMCP enforcement points..

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

DataStealth Data Discovery differentiates with Discovers PII, PHI, and PCI data across structured and unstructured data sources, Scans databases, file shares (SMB/S3/SharePoint), data lakes, logs, PDFs, ZIPs, and nested/embedded content, Identifies shadow IT, hidden repositories, and unsanctioned applications. Dymium differentiates with Real-time request interception and policy enforcement at data source, Zero-copy architecture — data stays at source with no staging or replication, GhostDB, GhostAPI, and GhostMCP enforcement points.

DataStealth Data Discovery is developed by DataStealth. Dymium is developed by Dymium. Vendor maturity, funding stage, and team size can be important factors when evaluating long-term viability and support quality.

DataStealth Data Discovery and Dymium serve similar Data Security Posture Management use cases: both are Data Security Posture Management tools, both cover GDPR, Sensitive Data. Review the feature comparison above to determine which fits your requirements.