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contact-form.cb · new message secured · tls 1.3
01 REASON 02 DETAILS 03 SEND

// what brings you here?

// for schools

We'll need the school name, district, estimated student count, and whether you need a purchase-order flow. Pro is free for public-school teachers.

// responsible disclosure

Please do not include exploit details in this form — we'll reply with our PGP key within 4 hours. Bounty scope and payouts at /security.

// bug report

We'll auto-attach your browser, OS, viewport size, and current URL with your consent at the bottom. Screenshots help a lot.

// have an invoice ready?

Include your Pro account email and the last 4 digits of the card on file. Refunds under 30 days are usually immediate.

// about you

// your message

// attachments · optional · png, jpg, pdf · up to 10 MB

avg reply · 11 hours
form-id: CB-CONTACT-004 · no tracking, no spam encrypted end-to-end in transit