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Cookie Policy

The four documents that govern how we work with your data and our clients. Each one carries the date it was last reviewed.


Last updated 11 August 2026 · OpenKit Ltd · Company No. 13030838

The cookies we use, what each kind does, and how to control them.

This policy describes the cookies and similar technologies OpenKit Ltd (“OpenKit”, “we”, “our”, “us”) uses on this website, what each one does, and how to change your choices. For everything else about personal data, see our Privacy Policy, which uses the same categories this page does.

About cookies

A cookie is a small text file a website stores on your device so it can recognise that device on a later page or a later visit. Some cookies are set by us, and some are set by the analytics services we use.

This site keeps its cookie use small. We set one cookie ourselves, to remember the choices you make here. The rest fall into two consent categories, analytics and marketing, and nothing in either is written until you accept it.

Counting is a separate question from cookies, and this policy covers both. We count visits and interactions in aggregate without storing anything on your device, and that counting starts before you have decided anything. Counting visits without cookies sets out what it collects and how to switch it off.

The categories we use

Essential

These make the site work and record the decisions you take about it. There is no consent switch for them, because turning them off would mean the site could not remember that you had turned anything off. We set one: it stores your cookie choices.

Analytics

These tell us how the site is being used in more detail than the cookieless counting can manage. Accepting them lets Google Analytics 4 run, lets PostHog keep an id on your device so a return visit is recognised as the same browser rather than counted as a new one, and starts session recordings, which are a playback of how a page was used with everything typed into a field masked before it leaves your browser. Nothing in this category is written or recorded until you accept it, and rejecting it does not change what you can read or do here.

Marketing

We advertise on LinkedIn, and this category exists to measure whether those adverts work. Accepting it loads LinkedIn’s Insight Tag, which tells LinkedIn when a visit here follows one of our adverts, so we can see which adverts lead to enquiries and stop paying for the ones that do not. The visit data goes to LinkedIn’s own systems and is handled under LinkedIn’s privacy policy. It is asked for separately from analytics, so you can accept one without the other. Rejecting it changes nothing about what you can read or do here, and switching it off later stops the tag from your next page.

Functional

We do not set any functional cookies. A few features remember a choice by writing it into your browser’s local storage instead: the light and dark switch on some pages, and the answers you enter in the AI readiness check, so they are still there if you come back to finish. That information stays on your device and is not sent to us. Clearing your browser’s data for this site removes it. If you do choose to submit the readiness check, the answers you send are handled as our Privacy Policy describes.

Counting visits without cookies

We count how the site is used in aggregate, and that counting runs by default. It sets no cookies and stores nothing on your device, apart from a record of your own decision if you use the switch below. It serves one purpose, which is working out which pages help a reader and which ones need rewriting.

UK law allows measurement of this kind without asking for consent, provided it is used only for statistical purposes to improve the service, you are told plainly what it does, and you can object at any time for free. That is what this section and the switch below are for.

What it records:

  • which pages are visited, and how often
  • where a visit came from, meaning the referring site or the campaign link that was followed
  • interactions with the page, such as how far it was scrolled and which links and buttons were used
  • an approximate location, no more precise than a city, worked out from your network address
  • the type of device and browser

What it does not do. It sets no cookies, writes nothing to your browser’s storage, and never reads what you type into a form. The visitor id it uses is held in memory for a single page and discarded when you leave that page, so we cannot follow you from one page to the next, or from one visit to another. No profile of you is built, nothing is used for advertising, and none of it is sold or shared for marketing. The service behind it is PostHog, on its EU instance.

Switching it off

Open cookie settings, or select Cookie settings in the footer of any page, and turn Statistical purposes off. It stops straight away and stays off on later visits, because your browser keeps a record of that choice. Turning it back on removes the record and the counting resumes.

Rejecting cookies is a different decision, and it does not turn this off. Rejecting stops Google Analytics, session recordings and the LinkedIn tag. The switch above is the one that stops the counting.

The cookies this site sets

Cookie Set by What it does Expires
cc_cookie OpenKit (essential) Records which cookie categories you accepted, so you are asked once rather than on every page 6 months
_ga Google Analytics (analytics) Distinguishes one visitor from another 12 months
_ga_* Google Analytics (analytics) Holds the session state for this site’s Analytics property 12 months
_gid Google Analytics (analytics) Distinguishes visitors within a single day 24 hours
ph_* PostHog (analytics) Recognises a returning browser and holds the session state 12 months
li_fat_id LinkedIn (marketing) Connects a visit that started from one of our LinkedIn adverts to that advert, for conversion measurement 30 days
bcookie, lidc and similar LinkedIn, on its own domain (marketing) Set by LinkedIn when its tag loads, under LinkedIn’s own cookie policy 24 hours to 12 months

The ph_* entries are written only once you accept analytics cookies. Before that, and if you reject, PostHog stores nothing on your device at all. Withdrawing your acceptance removes them.

Two things we store are not cookies, so they are not in the table, and neither is written unless you use the statistical purposes switch. Turning it off writes ok-stats-objection to your browser’s local storage, so the choice survives a reload, and PostHog records the same decision under __ph_opt_in_out_ followed by our project key. Both hold nothing but that answer. Turning the switch back on deletes the first and changes the second to a record that you allowed it. They exist for the same reason the consent cookie does: a preference we cannot remember is a preference we would have to ask you for again.

The same table appears in the cookie settings panel, so you can read it at the point you make the decision.

On your first visit we ask whether to set analytics and marketing cookies, and the two are separate questions with separate switches. Until you accept, Google Analytics does not load, PostHog writes nothing to your device, no session is recorded, and LinkedIn’s tag does not load, so none of those cookies exist. The cookieless counting described above runs whether or not you answer, and it has its own switch in the same panel.

You can change either decision whenever you like. Select Cookie settings in the footer of any page and the same panel opens again, with the categories, the table above, the statistical purposes switch, and buttons to accept, reject or save a mix. A change takes effect straight away.

If you accept and later change your mind, withdrawing takes the storage with it: recording stops and the ph_* entries are removed there and then, without waiting for a new page.

Your browser gives you a second, independent route. Every major browser lets you see the cookies a site has stored, delete them, and block new ones, under a privacy or site-data section of its settings. Deleting our cookies deletes the record of your choices too, so we will ask again on your next visit. Emailing us cannot change cookies already stored in your browser, because only you and your browser can reach them.

Updates to this policy

We review this policy when the cookies or the analytics services on the site change, and the date at the top of this page is the date of the last review. The current version is always at this address.

Change your cookie choices whenever you like: select Cookie settings in the footer of any page, or use your browser’s own privacy settings.