This is designed to be run inside an organisation with some degree more trust than what you have in your situation. You should submit some feature requests (htt

This is designed to be run inside an organisation with some degree more trust than what you have in your situation. You should submit some feature requests (https://github.com/zulip/zulip/issues https://github.com/zulip/zulip/issues) for these things because they do come up in some business scenarios (e.g. a way to plug-in virus scanning.)