Elastic Stack 7.3.0 introduces several significant enhancements across its suite of products, offering new features such as data frames for live entity-centric indexing and continuous data transformation in Elasticsearch, which facilitate advanced analyses including machine learning applications like outlier detection. Elastic SIEM has been upgraded to integrate anomaly detection directly within the app, enhancing threat detection and hunting capabilities, while Elastic Maps, now production-ready, offers improved geospatial data visualization with new features like GeoJSON file support. Other updates include Elasticsearch's addition of voting-only master nodes and rare-terms aggregation, Kibana's support for Kerberos and enhanced filter aggregation, and Beats' expanded data source compatibility, alongside various enhancements in Logstash, Elastic APM, Elastic Uptime, Elastic Logs, and Elastic Infrastructure. These updates collectively enhance the functionality and usability of the Elastic Stack for diverse applications such as cyber threat monitoring, crime data analysis, and geospatial data exploration.