The cookies we set, what each one does, and how to turn off the optional ones.
Last updated 11 August 2026
## Strictly necessary Set always — the platform cannot work without them, so they need no consent. | Cookie | Purpose | Life | | --- | --- | --- | | `acp_session` | Keeps you signed in | Session | | `acp_csrf` | Blocks cross-site request forgery | Session | | `acp_tenant` | Remembers the organisation you are working in | 30 days | ## Preferences Set when you change a setting, so the app looks the same next visit. | Cookie | Purpose | Life | | --- | --- | --- | | `acp_theme` | Light or dark | 1 year | | `acp_locale` | Language | 1 year | ## Analytics — optional Set only if you accept them. They…
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