Features, pricing, ratings, and pros & cons — compared head-to-head.
Rebasoft Secure Configuration is a commercial vulnerability assessment tool by rebasoft. Semperis Purple Knight is a free vulnerability assessment tool by Semperis. Compare features, ratings, integrations, and community reviews side by side to find the best vulnerability assessment fit for your security stack.
Based on our analysis of NIST CSF 2.0 coverage, core features, company size fit, deployment model, here is our conclusion:
SMB and mid-market teams with sprawling device estates will benefit most from Rebasoft Secure Configuration's real-time asset discovery paired with automated misconfig scanning, which catches the orphaned servers and default-config databases that manual audits miss. The tool maps cleanly to NIST ID.AM and PR.PS, meaning you're actually reducing attack surface rather than just generating alerts. Skip this if your organization needs deep integration with a mature vulnerability management platform; Rebasoft works better as a standalone scanner for teams prioritizing speed over ecosystem depth.
Identity and access teams responsible for Active Directory or Entra ID hygiene should start with Purple Knight because it scans 185+ misconfigurations and risky admin patterns that your existing tools are likely missing, then delivers prioritized fixes instead of just a list of problems. The free model means no budget negotiation to run periodic scans across AD, Entra ID, and Okta simultaneously, making it genuinely low friction for gap assessment. Skip this if you need continuous runtime detection of lateral movement or persistence techniques; Purple Knight is a periodic scanner, not a monitor.
Checks device config settings against standards to detect misconfigurations
Free AD, Entra ID, and Okta security assessment tool for vulnerability scanning
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Common questions about comparing Rebasoft Secure Configuration vs Semperis Purple Knight for your vulnerability assessment needs.
Rebasoft Secure Configuration: Checks device config settings against standards to detect misconfigurations. built by rebasoft. Core capabilities include Configuration settings evaluation against accepted standards, Automated scanning of discovered assets, Device tracking and evaluation..
Semperis Purple Knight: Free AD, Entra ID, and Okta security assessment tool for vulnerability scanning. built by Semperis. Core capabilities include Scans for 185+ indicators of exposure and indicators of compromise, Security assessment for Active Directory, Entra ID, and Okta, Security report card with scores across five categories..
Both serve the Vulnerability Assessment market but differ in approach, feature depth, and target audience.
Rebasoft Secure Configuration differentiates with Configuration settings evaluation against accepted standards, Automated scanning of discovered assets, Device tracking and evaluation. Semperis Purple Knight differentiates with Scans for 185+ indicators of exposure and indicators of compromise, Security assessment for Active Directory, Entra ID, and Okta, Security report card with scores across five categories.
Rebasoft Secure Configuration is developed by rebasoft. Semperis Purple Knight is developed by Semperis. Vendor maturity, funding stage, and team size can be important factors when evaluating long-term viability and support quality.
Rebasoft Secure Configuration and Semperis Purple Knight serve similar Vulnerability Assessment use cases: both are Vulnerability Assessment tools, both cover Misconfiguration. Key differences: Rebasoft Secure Configuration is Commercial while Semperis Purple Knight is Free. Review the feature comparison above to determine which fits your requirements.
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