Cookie Policy
Information about our use of cookies
Our website uses cookies to distinguish you from other users of our website. This helps us to provide you with a good experience when you browse our website and also allows us to improve our site. By continuing to browse the site, you are agreeing to our use of cookies.
A cookie is a small file of letters and numbers that we store on your browser or the hard drive of your computer if you agree. Cookies contain information that is transferred to your computer’s hard drive.
We use the following cookies:
- Strictly necessary cookies. These are cookies that are required for the operation of our website. They include, for example, cookies that enable you to log into secure areas of our website, use a shopping cart or make use of e-billing services.
- Analytical/performance cookies. They allow us to recognise and count the number of visitors and to see how visitors move around our website when they are using it. This helps us to improve the way our website works, for example, by ensuring that users are finding what they are looking for easily.
- Functionality cookies. These are used to recognise you when you return to our website. This enables us to personalise our content for you, greet you by name and remember your preferences (for example, your choice of language or region).
- Targeting cookies. These cookies record your visit to our website, the pages you have visited and the links you have followed. We will use this information to make our website and the advertising displayed on it more relevant to your interests. We may also share this information with third parties for this purpose.
You can find more information about the individual cookies we use and the purposes for which we use them in the table below:
| Cookie | Name | Purpose | More Information | Duration |
| Cloudfare | __cfduid | Used to identify individual clients behind a shared IP address and apply security settings on a per-client basis. | https://support.cloudflare.com/hc/en-us/articles/200170156-What-does-the-Cloudflare-cfduid-cookie-do- | Session |
| Crazy Egg | _ceg.s | Used to track visitor sessions. | https://www.crazyegg.com/cookies | 3 months |
| Crazy Egg | _ceg.u | Used to track visitors on our site. | https://www.crazyegg.com/cookies | 3 months |
| Drift | driftt_sid | Identificatier token for specific browser session for chat bot. | https://help.drift.com/article/drift-cookie-security-and-privacy/ | Session |
| Drift | driftt_aid | Anonymous identifier tokey for chat bot. | https://help.drift.com/article/drift-cookie-security-and-privacy/ | 2 years |
| Drift | __d_hsutk | Integration Boolean indicating the HubSpot UTK has been checked (if integration is enabled) | https://help.drift.com/article/drift-cookie-security-and-privacy/ | 30 minutes |
| Drift | DFTT_END_USER_PREV_BOOTSTRAPPED | Boolean indicating the user has dismissed the welcome message in this session | https://help.drift.com/article/drift-cookie-security-and-privacy/ | Session |
| Google Analytics | __utma | Used to distinguish users and sessions. | https://developers.google.com/analytics/devguides/collection/analyticsjs/cookie-usage | 2 years |
| Google Analytics | __utmb | Used to determine new sessions/visits. | https://developers.google.com/analytics/devguides/collection/analyticsjs/cookie-usage | 30 minutes |
| Google Analytics | __utmc | End of browser session. Not used in ga.js. Set for interoperability with urchin.js. Historically, this cookie operated in conjunction with the __utmb cookie to determine whether the user was in a new session/visit. | https://developers.google.com/analytics/devguides/collection/analyticsjs/cookie-usage | Session |
| Google Analytics | __utmt | Used to throttle request rate. | https://developers.google.com/analytics/devguides/collection/analyticsjs/cookie-usage | 10 minutes |
| Google Analytics | __utmv | Used to store visitor-level custom variable data | https://developers.google.com/analytics/devguides/collection/analyticsjs/cookie-usage | 2 years |
| Google Analytics | __utmz | Stores the traffic source or campaign that explains how the user reached your site. | https://developers.google.com/analytics/devguides/collection/analyticsjs/cookie-usage | 6 months |
| Google Analytics | _ga | Used to distinguish users. | https://developers.google.com/analytics/devguides/collection/analyticsjs/cookie-usage | 2 years |
| Google Analytics | _gat | Used to throttle request rate. | https://developers.google.com/analytics/devguides/collection/analyticsjs/cookie-usage | 1 minute |
| Google Analytics | _gid | Used to distinguish users. | https://developers.google.com/analytics/devguides/collection/analyticsjs/cookie-usage | 24 hours |
| HubSpot | hs_ab_test | This cookie is used to consistently serve visitors the same version of an A/B test page that they’ve seen before. | https://knowledge.hubspot.com/articles/kcs_article/reports/what-cookies-does-hubspot-set-in-a-visitor-s-browser | Session |
| Hubspot | __hssrc | Whenever HubSpot changes the session cookie, this cookie is also set. We set it to 1 and use it to determine if the visitor has restarted their browser. If this cookie does not exist when we manage cookies, we assume it is a new session. | https://knowledge.hubspot.com/articles/kcs_article/reports/what-cookies-does-hubspot-set-in-a-visitor-s-browser | Session |
| Hubspot | __hstc | The main cookie for tracking visitors. It contains the domain, utk, initial timestamp (first visit), last timestamp (last visit), current timestamp (this visit), and session number (increments for each subsequent session). | https://knowledge.hubspot.com/articles/kcs_article/reports/what-cookies-does-hubspot-set-in-a-visitor-s-browser | 2 years |
| Hubspot | hubspotutk | This cookie is used to keep track of a visitor’s identity. This cookie is passed to HubSpot on form submission and used when de-duplicating contacts. | https://knowledge.hubspot.com/articles/kcs_article/reports/what-cookies-does-hubspot-set-in-a-visitor-s-browser | 10 years |
| HubSpot | __hssc | This cookie keeps track of sessions. This is used to determine if we should increment the session number and timestamps in the __hstc cookie. It contains the domain, viewCount (increments each pageView in a session), and session start timestamp. | https://knowledge.hubspot.com/articles/kcs_article/reports/what-cookies-does-hubspot-set-in-a-visitor-s-browser | 30 minutes |
| HubSpot | __hs_opt_out | This cookie is used by the opt-in privacy policy to remember not to ask the visitor to accept cookies again. This cookie is set when you give visitors the choice to opt out of cookies. | https://knowledge.hubspot.com/articles/kcs_article/reports/what-cookies-does-hubspot-set-in-a-visitor-s-browser | 2 years |
| Optimizely | optimizelyBuckets | Records the Optimizely Classic variation that the visitor has seen for each experiment. This allows us to deliver a consistent experience on successive page loads. | https://help.optimizely.com/Set_Up_Optimizely/Cookies_and_localStorage_in_the_Optimizely_snippet | 6 months |
| Optimizely | optimizelyEndUserId | Stores a visitor’s unique Optimizely identifier, for both Optimizely Classic and Optimizely X Web. It’s a combination of a timestamp and random number. No other information about you or your visitors is stored inside. | https://help.optimizely.com/Set_Up_Optimizely/Cookies_and_localStorage_in_the_Optimizely_snippet | 6 months |
| Optimizely | optimizelySegments | Persists the visitor’s Optimizely Classic segments: browser, campaign, mobile, source type, and any custom dimensions that you may have configured. This allows us to ensure persistence of segment membership, which improves the accuracy of segmented results. | https://help.optimizely.com/Set_Up_Optimizely/Cookies_and_localStorage_in_the_Optimizely_snippet | 6 months |
| Optimizely | optimizelyPendingLogEvents | Used as a cache for a visitor’s actions between tracking calls. This ensures that all events are efficiently tracked even if a visitor takes many actions in rapid succession. The cookie is wiped once the tracking call has been made. | https://help.optimizely.com/Set_Up_Optimizely/Cookies_and_localStorage_in_the_Optimizely_snippet | 15 seconds |
| Rentention.com | When you visit or log in to our website, cookies and similar technologies may be used by our online data partners or vendors to associate these activities with other personal information they or others have about you, including by association with your email or home address. We may then send communications and marketing to these email or home addresses. You may opt out of receiving this advertising by visiting https://app.retention.com/optout | https://app.retention.com/optout | 3 months | |
| Siteimprove | __d_hsutk | 30 minutes | ||
| Wistia | muxData | Tracking user behaviour in videos. | 240 months | |
| Wistia | __distillery | This cookie supports video functionality and tracks user behavior in videos. | 2 years | |
| WordPress | wp-settings-time-5 | This is used to customize your view of admin interface, and possibly also the main site interface. | 1 year | |
| WordPress | wp-settings-5 | This is used to customize your view of admin interface, and possibly also the main site interface. | 1 year | |
| WordPress | wordpress_test_cookie | WordPress test cookie | Session | |
| WordPress | wordpress_logged_in_1fb3fb6bd52abbb05a4c0b4dd8dd8f4e | WordPress cookie for a logged in user | Session | |
| WordPress | catAccCookies | Cookie set by the UK cookie consent plugin to record that you accept the fact that the site uses cookies. | https://cookie-cat.co.uk/cookie_category/catacccookies/ | 30 days |
| WordPress | __atuvc | This cookie is associated with the AddThis social sharing widget
This widget is commonly embedded in websites to enable visitors to share content with a range of networking and sharing platforms. |
https://cookie-cat.co.uk/cookie_category/__atuvc/ | 2 years |
| Zen Planner | CFTOKEN | Used for session tracking. | Session | |
| Zen Planner | JSESSIONID | Used for session tracking. | Session | |
| Zen Planner | __COOKIE_OK | Used for tracking whether or not the user has cookies enabled. | 30 years | |
| Zen Planner | CFID | Used for session tracking. | Session | |
| Zen Planner | M | Used for application identification. | 2 days | |
| Zen Planner | P | Used for application identification. | 2 days | |
| Zen Planner | K | Used for application identification. | 2 days | |
| Zen Planner | G | Used for application identification. | 2 days | |
| Zen Planner | BIGipServerzp* | Used for sticky sessions and request routing. | Session | |
| ZopIM | __zlcmid | These cookies are managed by ZopIM, who provide the technology behind our ‘live chat’ system. The __zlcmid cookie allows you to continue a chat with us as you view different pages on our site, or if you come back to the site later. | https://www.zopim.com/ | 1 year |
| Zen Planner | __context | Used for state information | 2 years | |
| Zen Planner | __idcontext | Used for device identification | 2 years |
Please note that third parties (including, for example, advertising networks and providers of external services like web traffic analysis services) may also use cookies, over which we have no control. These cookies are likely to be analytical/performance cookies or targeting cookies.
You block cookies by activating the setting on your browser that allows you to refuse the setting of all or some cookies. However, if you use your browser settings to block all cookies (including essential cookies) you may not be able to access all or parts of our site.
Cookie Policy
Information about our use of cookies
Our website uses cookies to distinguish you from other users of our website. This helps us to provide you with a good experience when you browse our website and also allows us to improve our site. By continuing to browse the site, you are agreeing to our use of cookies.
A cookie is a small file of letters and numbers that we store on your browser or the hard drive of your computer if you agree. Cookies contain information that is transferred to your computer’s hard drive.
We use the following cookies:
- Strictly necessary cookies. These are cookies that are required for the operation of our website. They include, for example, cookies that enable you to log into secure areas of our website, use a shopping cart or make use of e-billing services.
- Analytical/performance cookies. They allow us to recognise and count the number of visitors and to see how visitors move around our website when they are using it. This helps us to improve the way our website works, for example, by ensuring that users are finding what they are looking for easily.
- Functionality cookies. These are used to recognise you when you return to our website. This enables us to personalise our content for you, greet you by name and remember your preferences (for example, your choice of language or region).
- Targeting cookies. These cookies record your visit to our website, the pages you have visited and the links you have followed. We will use this information to make our website and the advertising displayed on it more relevant to your interests. We may also share this information with third parties for this purpose.
You can find more information about the individual cookies we use and the purposes for which we use them in the table below:
| Cookie | Name | Purpose | More Information | Duration |
| Cloudfare | __cfduid | Used to identify individual clients behind a shared IP address and apply security settings on a per-client basis. | https://support.cloudflare.com/hc/en-us/articles/200170156-What-does-the-Cloudflare-cfduid-cookie-do- | Session |
| Crazy Egg | _ceg.s | Used to track visitor sessions. | https://www.crazyegg.com/cookies | 3 months |
| Crazy Egg | _ceg.u | Used to track visitors on our site. | https://www.crazyegg.com/cookies | 3 months |
| Drift | driftt_sid | Identificatier token for specific browser session for chat bot. | https://help.drift.com/article/drift-cookie-security-and-privacy/ | Session |
| Drift | driftt_aid | Anonymous identifier tokey for chat bot. | https://help.drift.com/article/drift-cookie-security-and-privacy/ | 2 years |
| Drift | __d_hsutk | Integration Boolean indicating the HubSpot UTK has been checked (if integration is enabled) | https://help.drift.com/article/drift-cookie-security-and-privacy/ | 30 minutes |
| Drift | DFTT_END_USER_PREV_BOOTSTRAPPED | Boolean indicating the user has dismissed the welcome message in this session | https://help.drift.com/article/drift-cookie-security-and-privacy/ | Session |
| Google Analytics | __utma | Used to distinguish users and sessions. | https://developers.google.com/analytics/devguides/collection/analyticsjs/cookie-usage | 2 years |
| Google Analytics | __utmb | Used to determine new sessions/visits. | https://developers.google.com/analytics/devguides/collection/analyticsjs/cookie-usage | 30 minutes |
| Google Analytics | __utmc | End of browser session. Not used in ga.js. Set for interoperability with urchin.js. Historically, this cookie operated in conjunction with the __utmb cookie to determine whether the user was in a new session/visit. | https://developers.google.com/analytics/devguides/collection/analyticsjs/cookie-usage | Session |
| Google Analytics | __utmt | Used to throttle request rate. | https://developers.google.com/analytics/devguides/collection/analyticsjs/cookie-usage | 10 minutes |
| Google Analytics | __utmv | Used to store visitor-level custom variable data | https://developers.google.com/analytics/devguides/collection/analyticsjs/cookie-usage | 2 years |
| Google Analytics | __utmz | Stores the traffic source or campaign that explains how the user reached your site. | https://developers.google.com/analytics/devguides/collection/analyticsjs/cookie-usage | 6 months |
| Google Analytics | _ga | Used to distinguish users. | https://developers.google.com/analytics/devguides/collection/analyticsjs/cookie-usage | 2 years |
| Google Analytics | _gat | Used to throttle request rate. | https://developers.google.com/analytics/devguides/collection/analyticsjs/cookie-usage | 1 minute |
| Google Analytics | _gid | Used to distinguish users. | https://developers.google.com/analytics/devguides/collection/analyticsjs/cookie-usage | 24 hours |
| HubSpot | hs_ab_test | This cookie is used to consistently serve visitors the same version of an A/B test page that they’ve seen before. | https://knowledge.hubspot.com/articles/kcs_article/reports/what-cookies-does-hubspot-set-in-a-visitor-s-browser | Session |
| Hubspot | __hssrc | Whenever HubSpot changes the session cookie, this cookie is also set. We set it to 1 and use it to determine if the visitor has restarted their browser. If this cookie does not exist when we manage cookies, we assume it is a new session. | https://knowledge.hubspot.com/articles/kcs_article/reports/what-cookies-does-hubspot-set-in-a-visitor-s-browser | Session |
| Hubspot | __hstc | The main cookie for tracking visitors. It contains the domain, utk, initial timestamp (first visit), last timestamp (last visit), current timestamp (this visit), and session number (increments for each subsequent session). | https://knowledge.hubspot.com/articles/kcs_article/reports/what-cookies-does-hubspot-set-in-a-visitor-s-browser | 2 years |
| Hubspot | hubspotutk | This cookie is used to keep track of a visitor’s identity. This cookie is passed to HubSpot on form submission and used when de-duplicating contacts. | https://knowledge.hubspot.com/articles/kcs_article/reports/what-cookies-does-hubspot-set-in-a-visitor-s-browser | 10 years |
| HubSpot | __hssc | This cookie keeps track of sessions. This is used to determine if we should increment the session number and timestamps in the __hstc cookie. It contains the domain, viewCount (increments each pageView in a session), and session start timestamp. | https://knowledge.hubspot.com/articles/kcs_article/reports/what-cookies-does-hubspot-set-in-a-visitor-s-browser | 30 minutes |
| HubSpot | __hs_opt_out | This cookie is used by the opt-in privacy policy to remember not to ask the visitor to accept cookies again. This cookie is set when you give visitors the choice to opt out of cookies. | https://knowledge.hubspot.com/articles/kcs_article/reports/what-cookies-does-hubspot-set-in-a-visitor-s-browser | 2 years |
| Optimizely | optimizelyBuckets | Records the Optimizely Classic variation that the visitor has seen for each experiment. This allows us to deliver a consistent experience on successive page loads. | https://help.optimizely.com/Set_Up_Optimizely/Cookies_and_localStorage_in_the_Optimizely_snippet | 6 months |
| Optimizely | optimizelyEndUserId | Stores a visitor’s unique Optimizely identifier, for both Optimizely Classic and Optimizely X Web. It’s a combination of a timestamp and random number. No other information about you or your visitors is stored inside. | https://help.optimizely.com/Set_Up_Optimizely/Cookies_and_localStorage_in_the_Optimizely_snippet | 6 months |
| Optimizely | optimizelySegments | Persists the visitor’s Optimizely Classic segments: browser, campaign, mobile, source type, and any custom dimensions that you may have configured. This allows us to ensure persistence of segment membership, which improves the accuracy of segmented results. | https://help.optimizely.com/Set_Up_Optimizely/Cookies_and_localStorage_in_the_Optimizely_snippet | 6 months |
| Optimizely | optimizelyPendingLogEvents | Used as a cache for a visitor’s actions between tracking calls. This ensures that all events are efficiently tracked even if a visitor takes many actions in rapid succession. The cookie is wiped once the tracking call has been made. | https://help.optimizely.com/Set_Up_Optimizely/Cookies_and_localStorage_in_the_Optimizely_snippet | 15 seconds |
| Siteimprove | __d_hsutk | 30 minutes | ||
| Wistia | muxData | Tracking user behaviour in videos. | 240 months | |
| Wistia | __distillery | This cookie supports video functionality and tracks user behavior in videos. | 2 years | |
| WordPress | wp-settings-time-5 | This is used to customize your view of admin interface, and possibly also the main site interface. | 1 year | |
| WordPress | wp-settings-5 | This is used to customize your view of admin interface, and possibly also the main site interface. | 1 year | |
| WordPress | wordpress_test_cookie | WordPress test cookie | Session | |
| WordPress | wordpress_logged_in_1fb3fb6bd52abbb05a4c0b4dd8dd8f4e | WordPress cookie for a logged in user | Session | |
| WordPress | catAccCookies | Cookie set by the UK cookie consent plugin to record that you accept the fact that the site uses cookies. | https://cookie-cat.co.uk/cookie_category/catacccookies/ | 30 days |
| WordPress | __atuvc | This cookie is associated with the AddThis social sharing widget
This widget is commonly embedded in websites to enable visitors to share content with a range of networking and sharing platforms. |
https://cookie-cat.co.uk/cookie_category/__atuvc/ | 2 years |
| Zen Planner | CFTOKEN | Used for session tracking. | Session | |
| Zen Planner | JSESSIONID | Used for session tracking. | Session | |
| Zen Planner | __COOKIE_OK | Used for tracking whether or not the user has cookies enabled. | 30 years | |
| Zen Planner | CFID | Used for session tracking. | Session | |
| Zen Planner | M | Used for application identification. | 2 days | |
| Zen Planner | P | Used for application identification. | 2 days | |
| Zen Planner | K | Used for application identification. | 2 days | |
| Zen Planner | G | Used for application identification. | 2 days | |
| Zen Planner | BIGipServerzp* | Used for sticky sessions and request routing. | Session | |
| ZopIM | __zlcmid | These cookies are managed by ZopIM, who provide the technology behind our ‘live chat’ system. The __zlcmid cookie allows you to continue a chat with us as you view different pages on our site, or if you come back to the site later. | https://www.zopim.com/ | 1 year |
| Zen Planner | __context | Used for state information | 2 years | |
| Zen Planner | __idcontext | Used for device identification | 2 years |
Please note that third parties (including, for example, advertising networks and providers of external services like web traffic analysis services) may also use cookies, over which we have no control. These cookies are likely to be analytical/performance cookies or targeting cookies.
You block cookies by activating the setting on your browser that allows you to refuse the setting of all or some cookies. However, if you use your browser settings to block all cookies (including essential cookies) you may not be able to access all or parts of our site.
