Privacy Policy
Last updated: April 2026
At Caerus, we take the protection of your personal data very seriously. This privacy policy explains how we collect, use and protect your information, in compliance with the General Data Protection Regulation (GDPR).
1. Data controller
The data controller is Caerus, an online platform accessible at caerusofficial.be, established in Belgium. For any questions regarding your data, contact us at: contact@caerusofficial.be.
2. Data collected
We collect the following data: - Registration data: name, email address, university, campus. - Profile data: profile picture (optional). - Listing data: information about books listed for sale, photos. - Messaging data: content of messages exchanged between users. - Technical data: IP address, browser type, pages visited, timestamps.
3. Purposes of processing
Your data is used to: - Provide and improve our services. - Manage your user account. - Enable connections between buyers and sellers. - Send service-related notifications (messages, listing reminders). - Ensure the security of the platform. - Comply with our legal obligations.
4. Legal basis
The processing of your data is based on: - Contract performance: to provide our services. - Consent: for sending marketing communications. - Legitimate interest: to improve the platform and ensure its security. - Legal obligation: to comply with applicable legislation.
5. Data retention period
Your data is retained as long as your account is active. If your account is deleted, your personal data will be erased within 30 days, except for data we are legally required to retain.
6. Your rights
Under the GDPR, you have the following rights: - Right of access: obtain a copy of your data. - Right to rectification: correct inaccurate data. - Right to erasure: request deletion of your data. - Right to portability: receive your data in a structured format. - Right to object: object to the processing of your data. - Right to withdraw your consent at any time. To exercise these rights, contact us at contact@caerusofficial.be. You may also file a complaint with the Belgian Data Protection Authority (DPA).
7. Security
We implement appropriate technical and organisational measures to protect your data against unauthorised access, loss or destruction. Data is transmitted via secure connections (HTTPS) and stored on secure servers.