## On this page

  

 

 # Speos RPC Changelog 2025 R1 SP04

 Last update: 25.05.2026 

## Secure Transport Protocols support

SpeosRPC\_Server has been improved to support different secure transport protocols (mutual TLS, Unix Domain Socket, Windows Named User Authentication). Besides SpeosRPC version 2025 R1 SP04, this improvement applies to the 2025 R2 SP03 version of SpeosRPC. For more information on how to run SpeosRPC\_Server, see [How to launch SpeosRPC Server?](../index.md#how-to-launch-speosrpc-server)