To force users to provide their own passwords you may set up email for your instance so that you invite the users rather than setting their initial password. Configuring a Server for Outgoing Mail
Out of the box there is no user account expiration functionality but if you are using the server (not the Cloud) version, this plugin can help:
👋 Hi there, a few of us at Atlassian would love to learn about how you use "space settings" functionality in Confluence. A facelift to the space settings is long overdue and we want to start with im...
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