zammad/config/initializers/cookies_serializer.rb

# Copyright (C) 2012-2023 Zammad Foundation, https://zammad-foundation.org/

# Be sure to restart your server when you modify this file.

# Specify a serializer for the signed and encrypted cookie jars.
# Valid options are :json, :marshal, and :hybrid.

# Since sessions are stored in the database, the serializer is not used / not relevant.
# Rails.application.config.action_dispatch.cookies_serializer = :json