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The new docs.trellix.com features a modernized UI and AI-powered conversational search. Content is currently available in English, with additional languages launching in early November 2026. We hope you enjoy the updated experience.
Before you upgrade an Email Security - Server appliance to the 10.0.0 release, modify any custom YARA rules to YARA 4.3.2. For details about YARA 4.3.2, see YARA's Documentation, Release 4.3.2 by Victor Alvarez.