Cookie Details

Essential

"Essential" cookies let you move around the website and use essential features like secure areas and online billing. These cookies don't gather any information about you that could be used for marketing or remembering where you've been on the internet.

NameDescription
wordpress_test_cookieThis cookie is used by WordPress to check if cookies are enabled on the browser.
privacy_cookie_statusThis cookie is set to record the fact that a User has opted to enable cookies.
_GRECAPTCHAThis cookie is set by Google reCAPTCHA, which protects our site against spam enquiries on contact forms.

Google Analytics

We use Google Analytics 4 to understand how visitors use our website. It sets first-party cookies that assign each browser a randomly generated client ID, so that we can measure visits, sessions and the general performance of the site. This client ID does not tell us your name or contact details, but it is treated as personal data under UK data protection law and is only set with your consent. For more information see Google's Privacy & Terms.

NameDescriptionExpiration
_gaSet by Google Analytics 4 to distinguish users by assigning a randomly generated client ID. Used to calculate visitor, session and campaign data.2 years (browsers commonly cap first-party cookies at around 13 months, so the effective lifespan is often shorter)
_ga_<container-id>Set by Google Analytics 4 to persist session state for this property, so that page views within a single visit are grouped into one session.2 years (similarly capped in practice)
_gidSet by Google Analytics 4 to distinguish users on a daily basis by assigning a randomly generated client ID. Used to measure engagement time and session data. Present on some configurations only.24 hours
_gat_gtag_<id>, _dc_gtm_<GTM-id>Set by Google to throttle the rate at which requests are made. Present on some configurations only.1 minute

LinkedIn

NameDescription
lidc, UserMatchHistoryThese cookies are used to track traffic from Linkedin.

MS Clarity

NameDescriptionExpiration
_clckSet by Microsoft Clarity to store a unique visitor ID and preferences. Used to recognise returning visitors and ensure their activity is attributed to the same user across visits. Microsoft Clarity provides heatmaps and session recordings that help us understand how visitors interact with the site. More information from Microsoft Clarity.1 year
_clskSet by Microsoft Clarity to connect multiple page views within a single visit into one session recording.1 day
CLIDSet by Microsoft Clarity to record the first time Clarity encountered the visitor on any site using Clarity.1 year
MUIDSet by Microsoft to assign a unique identifier to the visitor's browser. Used across Microsoft sites for analytics, advertising and other operational purposes.1 year
MRSet by Microsoft to indicate whether the MUID cookie should be refreshed.7 days
ANONCHKSet by Microsoft to indicate whether the MUID is transferred to Microsoft's advertising cookie. Clarity always sets this to 0, meaning no such transfer takes place.10 minutes
SMSet by Microsoft to synchronise the MUID cookie across Microsoft domains.Session