Our website uses cookies. Please read this cookie policy carefully as it contains important information about who we are and how we use cookies on our website. This policy should be read together with our privacy notice relating to website users, customers and prospective customers [https://mining.komatsu] which sets out how and why we collect, store, use and share personal information generally in relation to website use, as well as your rights in relation to your personal information and details of how to contact us and the relevant data protection regulator if you have a complaint.

Who are we?

This website is operated by Komatsu Mining Corp.  This policy explains how Komatsu Mining Corp. and its group companies Joy Global UK Limited, Limited Liability Company “Joy Global” and Joy Global (Poland) spółka z ograniczoną odpowiedzialnością use cookies.

Our website

This cookie policy relates to your use of our website www.mining.komatsu.

We may link to other websites from our website.  These other websites may also use cookies or similar technologies and should have their own separate cookie polices. For privacy information relating to these other websites, please review their cookie policies.

What is a cookie

A cookie is a small text file which is placed onto your device (e.g. computer, smartphone or other electronic device) when you use our website. These help us recognise you and your device and store some information about your preferences or past use of the website.

For example, we may monitor how many times you visit the website, which pages you go to, traffic data, location data and the originating domain name of a user's internet service provider. This information helps us to build a profile of our users. Some of this data will be aggregated or statistical, which means that we will not be able to identify you individually.

You can control and/or delete cookies being placed by configuring your browser. For more details, see aboutcookies.org. You can also delete all cookies that are already on your computer and you can set most browsers to prevent them from being placed. If you do this, however, you may have to manually adjust some preferences every time you visit a site and some services and functionalities may not work or stop working properly.  For further information on our use of cookies, including a detailed list of your information which we and others may collect through cookies, please see below.

Our use of cookies

We use cookies on this website to:

  • recognise you whenever you visit this website (this speeds up your access to the website as you do not have to log in each time);
  • obtain information about your preferences and use of our website;
  • carry out research and statistical analysis to help improve our content, products and services and to help us better understand our users’ requirements;
  • target our marketing and advertising campaigns more effectively by providing interest-based content that are personalised to your interests; and
  • make your online experience more efficient and enjoyable.

For further information on cookies generally visit www.aboutcookies.org or www.allaboutcookies.org.

Types of cookies

The cookies we place on your device fall into the following categories:

  • Session cookies—these allow our website to link your actions during a particular browser session. These expire each time you close your browser and do not remain on your device afterwards
  • Persistent cookies—these are stored on your device in between browser sessions. These allow your preferences or actions across our website to be remembered. These will remain on your device until they expire, or you delete them from your cache.
  • Strictly necessary cookies—these cookies are essential for you to be able to navigate our website and use its features. Without these cookies, the services you have asked for could not be provided.
  • Performance cookies—these cookies collect information about how you use our website, e.g. which pages you go to most often. These cookies do not collect personally identifiable information about you. All information collected by these cookies is aggregated and anonymous, and is only used to improve how our website works.
  • Functionality cookies—these cookies allow our website to remember the choices you make (such as your user name, language, last action and search preferences) and provide enhanced, more personal features. The information collected by these cookies is anonymous and cannot track your browsing activity on other websites.

The cookies we use

The table below provides more information about the cookies we use and why:

The cookies we use

The type of cookie

What they do

Google Analytics


The cookies placed by Google are the “_ga”- (2-year lifespan), as well as the “_gid”/“_gat” – cookie (1-day lifespan). It enables us to learn information about our users’ use of our website, such as the time of visit, the pages viewed, whether the user has visited the website before, and the website visited prior to visiting the website. For further information please see: https://developers.google.com/analytics/devguides/collection/analyticsjs/cookie-usage?csw=1

Pardot cookies


The visitor cookie is composed of a unique visitor ID and the unique identifier for your account. For example, the cookie name “visitor_id12345” stores the visitor value “1010101010”, and “12345” is the account identifier. This cookie is set for visitors by the Pardot tracking code.

A session cookie named “pardot” is set when you’re logged in as a Pardot user. This cookie isn’t set on a visitor’s browser.

Sitefinity Cookies



sf-trckngckie: Logs the page visit (180-day lifespan).


sf-tracking-consent: Saves the tracking consent choice, made by visitors (9999-day lifespan).


sf-data-intell-subject[CK1]: uniquely identifies visitors (whether known or unknown contacts.[JB2][SM3]


sf-site: In multisite environment, remembers the ID of the current site (2-year lifespan).


ASP.NET_SessionId: Contains information about the browser session and enables visitors to log into the website (session lifespan)


.ASPXAUTH: Determines whether a user is authenticated.


.SFAUTH (configurable): Used for authentication tickets caching (600-minute lifespan by default (configurable)).


.SFROLES (configurable): Used to cache user roles. (30-minue lifespan by default (configurable)).


.SFLOG (configurable): Used to pass the reason to login form and to display the reason.


.AspNet.Cookies: The relying party cookie (claims authentication mode) that is used to cache authentication information. You can configure it in the AuthenticationConfig. Expiration depends on the Remember me checkbox.


.AspNet.Temp.Cookies: Helper relying party cookie during authentication (5-minute lifespan).


SF-TokenId: Handles the claims token (claims authentication mode). Could be configured in the SecurityConfig file (118-minutes lifespan by default (configurable)).


sf_timezoneoffset: Stores the value of the UTC time zone offset for the particular user, that is, the timezone difference between UTC and the user's local time, in minutes. This cookie is stored only for logged in users (session lifespan).

sfExpPages_ + rootNodeKey: Saves the key of the node expanded in the backend.


shoppingCartId: Holds the ID of the customer's shopping cart.


selectedDisplayCurrency: Holds the display currency selected by the customer.


_mkto_trk: Used to get the Munchkin token - only for Marketo connector.


VisitorsCounterUniqueId: Used for counting web visits as a unique parameter.


sf-abissuesckie: Used in the issues grid of email campaigns A/B test.


sf-issuesckie: Used in the issues grid of email campaigns (2-years lifespan).


cartOrderId: Used to cache current cart order ID - only if configured (2-years lifespan).


idsrv: IdentityServer3 cookie used to cache information about the current user. Expiration depends on Remember me checkbox. Configuration in AuthenticationConfig (30 days or session lifespan (configurable))


OpenIdConnect.nonce: Used to validate the identity token received from the Identity Provider (IdentityServer). It is a session cookie, but the information contained expires in 1 hour (session lifespan).

sf_abtest: Once you start an A/B test, this cookie stores the IDs of the page variations, already visited by contacts (30-year lifespan).

Cookie consent


joy-global-cookie-consent: Used to set a cookie following acceptance of the cookie consent message.



raygun4js-userid: Used to track javascript errors on the site.

Consent to use cookies

We will ask for your permission (consent) to place cookies or other similar technologies on your device.

There is a notice on our home page which describes how we use cookies and requests your consent to place cookies on your device.

How to contact us

If you have any questions or concerns about the information in this notice, or about our handling of personal information more generally, or if you would like more detailed information on a particular point, you should contact our Local Privacy Officer who can be contacted as follows:

Changes to this cookie policy

We keep our cookie policy under regular review. Any changes we make in the future will be posted on this page.