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Gangway AIS API

Privacy Notice

Last updated 2 November 2026
In short
  • For an API account we keep your email address, your keys (as one-way hashes), your plan and how many credits and requests you use each day.
  • If you watch vessels or ports, we keep your watch lists and email settings, send the alerts and summaries you choose through our email provider and, if you make one, keep your private calendar link.
  • Payments are handled by Paddle. We never see your card details.
  • One cookie only: the sign-in session. No advertising, no tracking cookies.
  • Our server is in Germany. Write to hello@gangway.app to see, correct or delete what we hold.

1. Who is responsible

Motto Marine International, SARL, SIREN 941 627 929, RCS Dunkerque, 14 Rue de Furnes, 59122 Hondschoote, France, runs Gangway AIS and is the controller of the personal data described here. Contact for privacy questions and requests: hello@gangway.app.

This notice covers the Gangway AIS API, its account dashboard and its documentation. The live chart at ais.gangway.app has its own privacy notice.

2. What we keep and why

WhatWhyLegal basis
Email addressYour account, sign-in links, messages about your account, plan and these termsContract
Name and companyYour name, to greet you and to show in your account. Your company only if you give it (it is optional) and what you said you want to do (watch vessels and ports, the Data API or both), to open the right page firstContract
API keysOnly a one-way hash and the first characters, to recognise a key and let you revoke it. A key's label if you give oneContract
Plan and Paddle referencesYour plan, its status and the Paddle customer and subscription numbers so a payment unlocks the right accountContract
Usage totalsCredits and requests per key, per day and per month, to count credits, show your dashboard and stop abuse. We do not keep a log of each request or of what you askedContract
Single reports you buyEach report you buy or receive with your plan: its kind, the vessel, port or period it covers, its price and any discount, the box you ticked at checkout with its wording and time, the Paddle transaction number and the report itself with its verification code so you can open it again and anyone can check its codeContract; legal obligation for the payment records
Account datesWhen the account was made, the last sign-in and any request to delete itContract; legitimate interest in security
Password and two-step checkYour password only as a slow one-way hash, never as typed. If you switch on the two-step check: the secret your authenticator app shares with us and your recovery codes, the codes only as one-way hashes. A count of wrong tries, to lock sign-in for a while after too manyContract; legitimate interest in security
Sign-in links and sessionsOnly one-way hashes. A sign-in link works once, for 15 minutes. A session lasts 30 daysContract; legitimate interest in security
Internet addressHeld in memory only, to limit sign-in attempts and requests per minute. Not written to our databaseLegitimate interest in security
Server access logsLike every web server, ours records each request: internet address, page or path, time and browser type. Keys and sign-in links are not written to the logsLegitimate interest in running a safe service
Watch listsThe vessels and ports you watch, your own labels for them, the filters and alerts you choose for each and when you added them, to tell you what happens to themContract
Alert and summary emailsYour email settings (alerts at once, weekly summary, morning line-up and its hour) and the emails we send you from them. Each email holds vessel and port events, never your other dataContract
Calendar linkIf you make one, a private address for a calendar feed of expected arrivals at your watched ports and of your watched vessels. Anyone with the link can read the feed so keep it private; a new link stops the old one at onceContract
Receiver hostsIf you host a receiver: the rough place you gave for the station (never shown), its station number, the host agreement version you accepted and when, your station's daily hours online and vessel counts, the result of our daily check, any kit request and, if you switch it on, the name to show on our coverage pageContract
Emails you send usTo answer youLegitimate interest; contract where it is about your account

We do not sell your data. We do not use it for advertising. We send no newsletters unless you ask for them.

3. Cookies and your browser

4. Who helps us

WhoWhat they doWhere
Paddle.comOur reseller and merchant of record. Paddle takes payments, charges tax, sends invoices and handles refunds. For the payment Paddle acts as a controller under its own privacy notice (paddle.com/legal/privacy). It tells us your plan and its statusUnited Kingdom and its own providers
Hetzner OnlineRents us the server that runs the API and keeps the account databaseGermany
ResendSends the sign-in emails, the receipts for single reports with the report attached and the alert, summary and line-up emails you choose, on our instructions as our processor. It receives your email address and the content of each emailUnited States
CloudflareOur domain names and mail forwardingUnited States and worldwide

They act on our instructions, except Paddle for the payment as said above. Where a provider is outside the European Economic Area, the transfer relies on an adequacy decision of the European Commission (the United Kingdom; the EU-US Data Privacy Framework for certified companies) or on the Commission's standard contractual clauses.

5. How long we keep it

6. Your rights

You can ask to see the personal data we hold about you, to correct it, to delete it, to restrict or object to a use of it or to receive it in a common format. You can also ask for deletion of your account from the dashboard. Write to hello@gangway.app from your account email. We answer within one month.

If you are not satisfied, you can complain to the French data protection authority, the CNIL (cnil.fr), or to the authority of your own country.

7. Security

We keep passwords, recovery codes, keys, sign-in links and sessions only as one-way hashes so they cannot be read back from our database. Sign-in links work once. The session cookie is sent only over HTTPS and cannot be read by scripts. Access to the server is limited to us.

8. Vessel data

The API answers with what vessels broadcast about themselves over AIS: identity, position, course, speed and voyage details. This is about vessels, not about you as a customer. Our terms forbid using the Service to follow private persons.

9. Changes

We may change this notice. We publish the new version on this page with its date and tell account holders by email about important changes.

10. Contact

Motto Marine International, 14 Rue de Furnes, 59122 Hondschoote, France. hello@gangway.app