Official Link: https://github.com/tronprotocol/java-tron/releases/tag/GreatVoyage-v4.4.3

This is a Non-mandatory upgrade

New Features

Changes

• As an additional precaution, in addition to upgrading to logback version 1.2.9
• we also recommend that users set their logback.xml configuration file to read-only

logback official news

http://logback.qos.ch/news.html

Silence is better than unmeaning words.
—Pythagoras