Moderation and Abuse Prevention

Private communication must not mean an absence of user safety controls.

User controls

• accept or reject Knocks;
• block identity;
• mute conversation;
• restrict files;
• disable links from unknown senders;
• report abuse;
• leave a group;
• control read receipts and online status.

Platform controls

• rate limits;
• abuse-resistant account creation;
• malicious-domain detection;
• attachment restrictions;
• quarantine;
• bond policies — see Anti-Spam Bonds;
• repeated-abuse penalties;
• moderator tools for public-discovery groups.