Cookies
What cookies we use, why we use them, and how you can control them.
Effective date: 1 September 2025
Overview
Cookies are small text files saved on your device. We use essential cookies to operate this site and, with consent, optional cookies (such as analytics) to understand usage and improve content. Similar technologies (like local storage) may also be used for the same purposes.
Types of cookies
- Essential — required for core functionality (security, session management, form protection).
- Preferences — remember choices (e.g., cookie consent state, UI preferences).
- Analytics — help us measure traffic and performance (only set with your consent).
- Security — rate-limiting and anti-abuse protections.
Cookies we set
| Cookie | Purpose | Type | Expiry |
|---|---|---|---|
imb_session |
Maintains your logged-in session and essential state. | Essential | Session |
imb_csrf |
Protects forms against cross-site request forgery. | Essential | 2 hours |
imb_consent |
Saves your cookie preferences (consent given/withdrawn). | Preferences | 6 months |
imb_analytics (if enabled) |
Anonymous analytics to understand aggregate usage. | Analytics | Varies (e.g., 6–13 months) |
plausible_ignore (if using Plausible) |
Opt-out flag so your visits are not counted. | Preferences | 1 year |
Names may vary slightly depending on deployment. We’ll update this page if we change what we set.
Third-party cookies
We aim to minimise third-party cookies. If we integrate services that set cookies (e.g., embedded media, maps, analytics), those providers’ policies apply. We only load optional third-party cookies with your consent.
How to manage cookies
- Use the Manage cookie settings button at the top of this page to change or withdraw consent.
- You can also control cookies in your browser settings. Blocking essential cookies may break core features.
Changes to this notice
We may update this Cookies page to reflect changes in the cookies we use or legal requirements. We will post the new version here and update the effective date.