Book Image

Learning Elasticsearch

By : Abhishek Andhavarapu
Book Image

Learning Elasticsearch

By: Abhishek Andhavarapu

Overview of this book

Elasticsearch is a modern, fast, distributed, scalable, fault tolerant, and open source search and analytics engine. You can use Elasticsearch for small or large applications with billions of documents. It is built to scale horizontally and can handle both structured and unstructured data. Packed with easy-to- follow examples, this book will ensure you will have a firm understanding of the basics of Elasticsearch and know how to utilize its capabilities efficiently. You will install and set up Elasticsearch and Kibana, and handle documents using the Distributed Document Store. You will see how to query, search, and index your data, and perform aggregation-based analytics with ease. You will see how to use Kibana to explore and visualize your data. Further on, you will learn to handle document relationships, work with geospatial data, and much more, with this easy-to-follow guide. Finally, you will see how you can set up and scale your Elasticsearch clusters in production environments.
Table of Contents (11 chapters)
10
Exploring Elastic Stack (Elastic Cloud, Security, Graph, and Alerting)

Security

Security is also part of X-Pack gold and premium subscriptions. Security for Elasticsearch is two-fold:

  • User authentication to access the cluster using username and password
  • Securing the communication between the nodes and the client using SSL

Authentication and roles

X-Pack provides role-based authentication. When you install X-Pack, authentication is enabled automatically. To get started, two default users are created:

Username Password Role
elastic changeme This is a superuser
kibana changeme To access Kibana, the user has the required permissions to talk to Elasticsearch

You can add more users or roles in the Kibana Management Console by going to the Users page. Along with creating new users, you can...