Chapter 1. Tigase XMPP Server 8.2.0 Release Notes
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# Chapter 1. Tigase XMPP Server 8.2.0 Release Notes

Welcome to Tigase XMPP Server 8.2.0! This is a feature release a number of fixes and updates. Here is the list of most important features and changes and below the list of all release notes from all included components

## Highlights

### MIX support

Version 8.2.0 brings in MIX support. Tigase MIX component is a component extending Tigase PubSub Component and providing support for XEP-0369: MIX protocol extensions being part of MIX specification family.

MIX stands for Mediated Information eXchange (MIX) and it’s basics are defined in XEP-0369: Mediated Information eXchange (MIX):

> "an XMPP protocol extension for the exchange of information among multiple users through a mediating service. The protocol can be used to provide human group communication and communication between non-human entities using channels, although with greater flexibility and extensibility than existing groupchat technologies such as Multi-User Chat (MUC). MIX uses Publish-Subscribe to provide flexible access and publication, and uses Message Archive Management (MAM) to provide storage and archiving."

MIX Works in cluster (with ACS-MIX component, requires licence) and with all database, including MongoDB

### Improvements to s2s connection

Version 8.2.0 brings a lot of improvements related to s2s connectivity: support for TLS1.3, improved logic during authentication and stream negotiation solving connectivity issues with various deployments.

### Better handling of certificates

It’s now possible to store certificates in the database making it easier to manage them, especially in clustered environment.

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