Cookie Policy
Stand: April 2026
1. What are Cookies?
Cookies are small text files stored on your device when you visit our website. They allow us to save your preferences and analyze website usage. Cookies do not cause any damage to your device and do not contain viruses.
2. Legal Basis
The Telecommunications Telemedia Data Protection Act (TTDSG) applies to the storage and reading of cookies on your device. The General Data Protection Regulation (GDPR) applies to the subsequent processing of personal data.
- Technically necessary cookies: These may be set without consent as they are strictly necessary to provide the service explicitly requested by the user (§ 25(2)(2) TTDSG). Processing of the resulting data is based on Art. 6(1)(f) GDPR (legitimate interest in the technical functionality of the website).
- Analytics and marketing cookies: These cookies access information on your device and therefore require your express consent pursuant to § 25(1) TTDSG. The subsequent data processing is based on Art. 6(1)(a) GDPR (consent). We obtain this consent via our cookie banner before setting the respective cookies.
You can revoke your consent at any time with future effect by adjusting your cookie settings via the link in the footer.
3. Technically Necessary Cookies
These cookies are essential for the operation of the website and cannot be deactivated.
| Cookie | Purpose | Duration |
|---|---|---|
| cookie_consent | Stores your cookie preferences | 365 days |
| NEXT_LOCALE | Stores your language selection | Session |
| __stripe_mid | Stripe fraud prevention | 1 year |
| __stripe_sid | Stripe session identification | 30 Min. |
4. Analytics Cookies
These cookies help us understand how visitors use our website. They are only set with your consent.
| Service | Cookies | Purpose | Provider |
|---|---|---|---|
| Vercel Analytics | _vercel_insights | Anonymous website analytics | Vercel Inc., USA |
5. Marketing Cookies
These cookies are used for advertising and retargeting purposes. They are only activated with your express consent.
| Service | Cookies | Purpose | Provider |
|---|---|---|---|
| Meta Pixel | _fbp, _fbc | Facebook/Instagram advertising, conversion tracking, retargeting | Meta Platforms Ireland Ltd., Irland |
6. Third Parties and Data Transfer
The following third-party services are used on our website and may set their own cookies:
- Stripe — Payment processing (Stripe, Inc., USA). Privacy policy: stripe.com/privacy
- Klarna — Payment processing and installments (Klarna Bank AB, Sweden). Privacy policy: klarna.com/datenschutz
- Zoom — Live course delivery (Zoom Video Communications, Inc., USA). Privacy policy: zoom.us/privacy
- Cal.com — Appointment booking (Cal.com, Inc., USA). Privacy policy: cal.com/privacy
- Resend — Email delivery (Resend, Inc., USA). Privacy policy: resend.com/privacy
For the transfer of personal data to the USA, we rely on the Standard Contractual Clauses of the European Commission (Art. 46(2)(c) GDPR) or the EU-U.S. Data Privacy Framework, if the recipient is certified.
7. Managing Cookie Settings
You can change your cookie settings at any time via our cookie banner. Click on the 'Cookie Settings' link in the footer of the website. You can also manage or delete cookies through your browser settings. Please note that disabling certain cookies may limit the functionality of the website.
8. Your Rights
Under the GDPR, you have the following rights regarding your personal data:
- Right of access (Art. 15 GDPR)
- Right to rectification (Art. 16 GDPR)
- Right to erasure (Art. 17 GDPR)
- Right to restriction of processing (Art. 18 GDPR)
- Right to data portability (Art. 20 GDPR)
- Right to object (Art. 21 GDPR)
- Right to withdraw consent (Art. 7(3) GDPR)
- Right to lodge a complaint with a supervisory authority (Art. 77 GDPR)
Responsible supervisory authority: Berlin Commissioner for Data Protection and Freedom of Information, Friedrichstr. 219, 10969 Berlin.
9. Contact
If you have questions about the use of cookies on our website, please contact:
SixSides Academy
Boris Dittberner
Carl-Herz-Ufer 11, 10961 Berlin
E-Mail: info@sixsides-ai.com
Note: This cookie policy has been carefully prepared but does not replace individual legal advice.