Network Protocols Used By Ozone Clients | Apache Ozone Skip to main content Apache Ozone Docs Latest Docs Docs 2.0.0 (Archived) Docs 1.4.1 (Archived)DownloadRoadmapBlog Community Communication Channels Who Uses Ozone? Report An Issue Ask a Question How to Contribute Events and Media Search Version: 2.2.0 Next 2.2.0 2.1.1 Overview Quick Start Core Concepts User Guide Administrator Guide System Internals Components Data Operations Data Integrity Replication Security Network Protocols Overview Client Server Features Developer Guide System Internals Network Protocols ClientVersion: 2.2.0 Network Protocols Used By Ozone Clients TODO: File a subtask under HDDS-9862 and complete this page or section. For each section, indicate the network protocol that is used, why it is used, and how it is secured. Some intro/explanation at the top here would be good too. ClientServerProtocolAuthenticationAuthorizationEncryptionNotesS3 ClientS3 GatewayHTTPSS3 SecretsACLsTLSS3 Gateway REST API is compatible with regular S3 HTTP clients.HDFS ClientOzone ManagerHadoop RPCKerberosACLsSASLHDFS client uses Ozone client jar internally to communicate with Ozone.Ozone ClientOzone ManagerHadoop RPCKerberosACLsSASLHadoop RPC is used to transfer Kerberos information.Ozone ClientStorage Container ManagerOzone ClientDatanodegRPCOzone ClientKerberos KDCOzone ClientRanger KMSREST ClientHttpFS ServerREST ClientRecon REST APIHTTPSKerberos + SPNEGOConfigured Ozone AdministratorsTLSWeb BrowserRecon UIHTTPSKerberos + SPNEGO/Apache KnoxConfigured Ozone AdministratorsTLSWeb BrowserOzone WebUIsHTTPSKerberos + SPNEGO/Apache KnoxTLS Edit this page Previous Overview Next Server Apache Software Foundation Foundation License Events Sponsorship Privacy Security Thanks Community GitHub Discussions Jira Issues Slack Mailing List YouTube Twitter Repositories Ozone Website Docker Image Docker Runner Image Copyright © 2026 The Apache Software Foundation. Licensed under the Apache License, Version 2.0. The Apache Software Foundation, Apache Ozone, Ozone, Apache, the Apache Feather, and the Apache Ozone project logo are either registered trademarks or trademarks of the Apache Software Foundation.