Siren embeds commercial distribution of Elasticsearch into its platform, backed up and supported by Elastic for ultimate end-to-end platform resilience and stability. Siren extends the native Elasticsearch capabilities via a plugin which can perform real-time big data correlations within Elasticsearch clusters. The Siren platform is used worldwide as a key component in investigative solutions, search, and discovery solutions. It makes domain experts more self-sufficient from IT than ever before, allowing them to ingest, model and investigate correlations without coding support.
Source: https://www.helpnetsecurity.com/2021/06/09/siren-section6/