Multi-user invitations
Mint a link. Email it automatically. Accept in one click.
Admin mints an invitation token; if the project has an email channel configured, z4j sends the accept link via SMTP. HMAC-hashed tokens, single-use, TOCTOU-safe accept, accepted_by_user_id stamped on consumption.
z4j dashboard — Multi-user invitations
Mockup of the dashboard view for this feature. Live-reloading and themed to match your dashboard.
Ships with
- HMAC-SHA256 token storage, plaintext never persisted
- Auto-email via configured SMTP channel
- IP-throttled (30/min) to bottleneck token brute-force
- Single-use with atomic accept transaction
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