A method by one or more electronic devices implementing a system for providing community-based data security, where the system is communicatively coupled to a plurality of database security analyzers, where each of the plurality of database security analyzers is configured to analyze data accesses to one or more databases associated with that database security analyzer. The method includes obtaining, for each of the plurality of database security analyzers, learning metadata generated by that database security analyzer, generating security parameters based on the learning metadata generated by the plurality of database security analyzers, and providing the security parameters to one or more of the plurality of database security analyzers to cause the one or more of the plurality of database security analyzers to apply the security parameters when analyzing data accesses to detect security incidents.