Cookie Policy
Last updated: November 3, 2026
What Are Cookies?
Cookies are small text files stored on your device when you visit a website. They help websites remember your preferences, understand how you use the site, and provide relevant content.
This policy explains what cookies we use, why we use them, and how you can control them.
Cookie Categories
We organize cookies into three categories. You can manage your preferences using our cookie consent banner.
These cookies are essential for the website to function. They cannot be disabled.
| Cookie | Provider | Purpose | Expiry |
|---|---|---|---|
sessionid |
capetowndata.com | User session management | 7 days |
csrftoken |
capetowndata.com | Security - prevents cross-site request forgery | 1 year |
cmp_consent |
capetowndata.com | Stores your cookie consent preferences | 1 year |
django_language |
capetowndata.com | Remembers your language preference | 1 year |
_GRECAPTCHA |
google.com | Bot prevention on forms | 6 months |
__stripe_* |
stripe.com | Payment processing security | Session |
These cookies help us understand how visitors use our website. They require your explicit consent before being activated.
| Cookie | Provider | Purpose | Expiry |
|---|---|---|---|
_ga |
Google Analytics | Distinguishes unique users | 2 years |
_ga_* |
Google Analytics | Maintains session state | 2 years |
_gid |
Google Analytics | Distinguishes users | 24 hours |
_gat |
Google Analytics | Throttles request rate | 1 minute |
Functional cookies (like Mediavine Grow for favorites) are enabled by default. Marketing cookies require consent. Our newsletter signup sets no cookies.
Mediavine Grow Default On
| Cookie | Purpose | Expiry |
|---|---|---|
__gads |
Engagement tracking | 2 years |
__gpi |
Personalisation | 2 years |
grow_* |
Favorites and bookmarking | 1 year |
First-party attribution Opt-in
With your consent, we remember which page you first landed on, the site that referred you and any campaign tags in the link, so we know which of our articles and campaigns lead to purchases. This is a single first-party cookie; the data contains no personal information and is never shared with third parties.
| Cookie | Purpose | Expiry |
|---|---|---|
ct_attr |
First landing page, referrer and campaign tags (purchase attribution) | 90 days |
Our newsletter is self-hosted and uses no third-party marketing cookies. The signup popup remembers your choice with your browser's local storage, not a cookie, so it is not shared with any server.
How to Manage Your Cookies
Using Our Consent Banner
When you first visit our website, a cookie banner appears. Functional cookies (Mediavine Grow for favorites) are enabled by default. Analytics cookies require your explicit consent. You can:
- Accept & Continue: Enable all cookies including analytics
- Reject All: Disable all non-essential cookies
- Settings: Customize which categories to enable or disable
You can change your preferences at any time by clicking:
Browser Settings
You can also manage cookies through your browser:
Contact Us
For questions about cookies or this policy:
Dr. Tina KoziolCeraluna Labs
Email: ceraluna.info [at] gmail.com
For more information about how we handle your data, see our Privacy Policy.