See also Elasticsearch 7.1.0 release notes.
TLS is now licensed under the Elastic Basic license
Transport Layer Security (TLS), commonly referred to as SSL, is now licensed under the free-of-charge Elastic Basic license. Previously, this security feature required a paid Gold-tier subscription. With the default distribution, you can now encrypt all Elasticsearch communication, within a cluster and across remotes clusters. Download Elasticsearch, configure TLS, and run your cluster in production, knowing all Elasticsearch communication is safely encrypted. For details, see https://www.elastic.co/subscriptions
RBAC is now licensed under the Elastic Basic license
RBAC (Role Based Access Control) is now licenced under the free-of-charge Elastic Basic licence. Previously, this security feature required a paid Gold-tier subscription. With the default distribution you can take advantage of RBAC by configuring users, groups, roles and permissions for any user from the file realm or the native realm . Download Elasticsearch, configure RBAC, and run your cluster in production, knowing your private data stays private. Note that our advanced security features, such as single sign-on and Active Directory/LDAP authentication to field-level and document-level security, remain paid features. For details, see https://www.elastic.co/subscriptions