Not publishing information would harm legitimate community. What is published, however, isn't the entirety of the value a conference provides. Anyone who attend

Not publishing information would harm legitimate community. What is published, however, isn't the entirety of the value a conference provides. Anyone who attends conferences knows that much of the useful information is gained outside of talks. Malicious organizations personally attend conferences not simply to watch the talks in person, but to gather intelligence on infosec and target attendees and to create employee/CI relationships.