Cookie Notice

When you visit our website, we may store or retrieve information in the form of cookies and similar technologies (e.g. trackers, pixels) to provide you with a better, faster, and safer experience. This information might be about your preferences, the pages you visit, how you interact with the website or which device you use.


The information does not usually identify you as a person directly, but it can give you a more personalized web experience.

What are cookies?

Cookies are small text files sent by us to your browser that enable features and functionality. The cookies ‘remember’ your actions or preferences over time. They are unique to your account or your browser. Session-based cookies last only while your browser is open and are automatically deleted when you close your browser. Persistent cookies last until you or your browser delete them or until they expire.


We use both first-party and third-party cookies on our website. First-party cookies are cookies sent from the asml.com domain while third-party cookies are managed by other parties, such as our business partners or service providers.

Why do we use cookies?

We use cookies to give you the best possible experience on our website. For example, cookies help us to continuously improve our website, remember your settings during and between visits, improve the speed and security of our website, and tailor advertising to your interests.

What are my privacy options?

When you first visit our site, you will be asked to choose your cookie settings. By accepting cookies, you give your consent to set the cookies. You can always opt out again by changing the cookie settings at the bottom of our online Cookie Notice.


Be aware that blocking some types of cookies may impact your experience on the website and the services we are able to offer.

What cookies do we use?

1. Functional cookies

These cookies allow us to remember your settings, such as the language that you selected during your first visit to this website.

See detailed overview of functional cookies


Provider Cookie name Expiration Purpose Domain
Adobe dextp 6 months The cookie record the last time it made a data synchronization call. .demdex.net
Amazon Web Services (AWS) AWSALBCORS 7 days Used for load balancing by Amazon Web Services, with the SameSite property (for the recent Chrome changes). transmitter.livedirector.quadia.net
ASML __cfduid one year This cookie is associated with sites using CloudFlare and used to speed up
page load times. According to CloudFlare, it is used to override any security
restrictions based on the IP address the visitor is coming from. It does not contain
any user identification information.
asml.com, asml.csod.com
ASML adv_referrer Session This cookie is used to identify when a user arrives via a referrer. .asml.com
ASML adv_gtm_env Session The cookie stores the Google Tag Manager environment. .csod.com
ASML adv_spr session Used to store the sprinklr post id. asml.com
ASML adv_webbot session Used so a value will only be sent once during a session to Adobe Analytics. asml.com
ASML asml#lang one year This cookie stores a preferred language setting to enable localization functionality in a site. asml.com, asml.csod.com
ASML dip_reqid Session The cookie stores the requisitionID of a job. .csod.com
ASML favorites session Used to store the requisition that has been liked by the user. asml.com
ASML recentlyviewedjobs 730 days Used to store the recently viewed jobs by the user. asml.com
asml.com favorites session This cookie is used for the Recently Like Jobs. asml.com
asml.com recentlyviewedjobs session This cookie is used for the Recently Viewed Jobs asml.com
ASML Consent adv_analytics_consent_level end of session This cookie is used to ensure that an analytics value is only set once. asml.com, asml.csod.com
ASML Consent adv_marketing_consent_level end of session This cookie is used to ensure that an analytics value is only set once. asml.com, asml.csod.com
ASML Consent consentAnalytics 90 days This cookie stores whether the user has given consent
to placing cookies related to performance and anonymized analytics.
asml.com, asml.csod.com
ASML Consent consentChoiceMade one year This cookie stores whether the user has made a choice regarding cookie consent. asml.com, asml.csod.com
ASML Consent consentFunctionalSocial one year This cookie stores whether the user has given consent to
placing cookies related to website functionality supplied by third parties.
asml.com, asml.csod.com
ASML Consent consentMarketing one year This cookie stores whether the user has given consent to
placing cookies related to marketing and targeting.
asml.com, asml.csod.com
ASP.NET MVC technologies __RequestVerificationToken one year This is an anti-forgery cookie set by web applications built using
ASP.NET MVC technologies. It is designed to stop unauthorized posting of content to
a website, known as Cross-Site Request Forgery. It holds no information about the user
and is destroyed when closing the browser.
asml.com, asml.csod.com
Cornerstone cscx session This cookie is used for the provision of Sage U. asml.csod.com
Cornerstone QS_COOKIE_ENC session This cookie is required for query string encryption when the user
is logged out of their session so that the user's ReturnUrl link can
navigate back to the same page and be successfully decoded. It contains
the first eight characters of the session ID.
asml.csod.com
Cornerstone sc_ttc_Job-application session   asml.csod.com
Google NID 183 days Contains a unique ID that Google uses to remember user preferences
and other information, such as preferred language
.google.com
Inventis AWSALB seven days This cookie allocates server traffic to make the user experience as smooth
as possible. A so-called load balancer is used to determine which server currently
has the best availability. The information generated cannot identify you as an individual. 
asml.com
Investis Digital AWSELBCORS session AWS Classic Load Balancer Cookie. Used to map the session to the instance. Same value as AWSELB. 6003379.global.siteimproveanalytics.io
LinkedIn li_alerts 365 days Used to track impressions of LinkedIn alerts, such as the Cookie Banner and to implement cool off periods for display of alerts. linkedin.com
LinkedIn li_rm 365 days Used as part of LinkedIn’s Remember Me Feature and is set when a user clicks “Remember me”
on their device to make logging in on that device easier. Only applicable for users logged in to a LinkedIn account.
linkedin.com
Microsoft ASP.NET_SessionId one year This is a general-purpose platform session cookie used by sites written with
Microsoft .NET-based technologies. It is usually used to maintain an anonymous
user session by the server.
asml.com, asml.csod.com
Microsoft DcLcid 89 days Used to implement Microsoft-forms on the website. Saves language preference. forms.office.com
Microsoft FormsWebSessionId 30 days The cookie is used if the visitor has filled in personal information on a formula.
This information will be filled in automatically on other formulas.
This process is used to optimize visitor experience.
forms.office.com
Microsoft usenewauthrollout 30 days These cookies stores visitor credentials in an encrypted cookie in order to allow the visitor to stay logged in on reentry,
if the visitor has accepted the ‘stay logged in’-button.
forms.office.com
Microsoft Azure ai_session 30 minutes This cookie is associated with the Microsoft Application Insights software,
which collects statistical usage and telemetry information for apps built on the Azure
cloud platform. This is a unique anonymous session identifier cookie.
asml.com, asml.csod.com
Microsoft Azure ai_user one year This cookie name is associated with the Microsoft Application Insights
software, which collects statistical usage and telemetry information for
apps built on the Azure cloud platform. This is a unique user identifier cookie enabling
counting of the number of users accessing the application over time.
asml.com, asml.csod.com
Microsoft Azure ARRAffinitySameSite session This cookie is used for websites that use the Windows Azure cloud platform. The
cookie is used for load balancing to ensure that page requests are forwarded to the
same server in a browser session.
asml.com
Microsoft Dynamics 365 MS0 30 minutes Used to store a session ID. .microsoft.com
Qualtrics QSI_S_ one week This cookie determines whether a visitor will see if someone will be included in the sample of
specific Qualtics surveys.
asml.com
Qualtrics QSI_SI_ ZN_5mvWFI1g8Ili9HU_intercept six months This cookie tracks whether a survey or any other option to collect feedback from visitors
should not be displayed on repeated user visits.
asml.com
Qualtrics QSI_CT session Used for counting the number of times tracked events have occurred. asml.com
Twitter external_referer 7 days These cookie, provided by Twitter, is used in conjunction with social media plugins in order to allow following our
Twitter accounts easily, share content via Twitter, and to display the latest tweet. Twitter makes use of cookies to improve its own service,
to personalize content and enable additional features for logged-in Twitter users, and to target Twitter ads.
twitter.com
Twitter gt 3 hours These cookie, provided by Twitter, is used in conjunction with social media plugins in order to allow following our
Twitter accounts easily, share content via Twitter, and to display the latest tweet. Twitter makes use of cookies to improve its own service,
to personalize content and enable additional features for logged-in Twitter users, and to target Twitter ads.
twitter.com
Windows Azure ARRAffinity one year This cookie is set by websites run on the Windows Azure cloud platform.
It is used for load balancing to ensure the visitor page requests are routed to
the same server in any browsing session.
asml.com, asml.csod.com

2. Analytics cookies

These cookies allow us to analyze the behavior of users on our website in order to measure and improve the user experience of our website.


Adobe Analytics uses cookies to collect analytics information anonymously.

See detailed overview of analytics cookies


Provider Cookie name Expiration Purpose Domain
Adobe everest_g_v2 2 years The cookie stores the browser and surfer ID. everesttech.net
Adobe kndctr_0CCF34FA53DAj88670A490D44_AdobeOrg_identity 395 days The identity cookie stores the ECID, as well as other information related to the ECID.. asml.com
Adobe kndctr_0CCF34FA53DAj88670A490D44_AdobeOrg_cluster 30 minutes This cookie stores the Experience Edge region that is serving the current user’s requests.
The region is used in the URL path so that Experience Edge can route the request to the
correct region. This cookie has a 30 minutes lifetime, so that if a user connects with
a different IP address, the request can be found to the closest region.
asml.com
Adobe Analytics s_sq Session This cookie is set and read by the JavaScript code when the SelectMap functionality or the Activity Map
functionality are enabled; it contains information about the previous link that was selected on by the user.
.asml.com
Adobe Audience Manager demdex six months Audience Manager sets this cookie to assign a unique ID to a site visitor. The demdex cookie
helps Audience Manger perform basic functions such as visitor identification, ID synchronization,
segmentation, modelling, reporting, etc.
asml.com
Adobe Audience Manager dpm six months This cookie is used to record information around the synchronization of IDs. asml.com
Adobe Experience Cloud s_ecid two years This cookie is set by the customer's domain after the AMCV cookie is set by the client.
The purpose of this cookie is to allow persistent ID tracking in the first-party state and is
used as a reference ID if the AMCV cookie has expired.
asml.com, asml.csod.com
Adobe Site Catalyst adv_icmp end of session This cookie is used to ensure that an analytics value is only set once. asml.com, asml.csod.com
Adobe Site Catalyst AMCV_0CCF34FA53DA88670A490D44%40AdobeOrg two years This is a pattern type cookie name associated with Adobe Marketing Cloud.
It stores a unique visitor identifier and is used as an organization identifier to allow
a company to track users across their domains and services.
asml.com, asml.csod.com
Adobe Site Catalyst AMCVS_0CCF34FA53DA88670A490D44%40AdobeOrg one year This is a pattern type cookie name associated with Adobe Marketing Cloud.
It stores a unique visitor identifier and uses an organization identifier.
asml.com, asml.csod.com
Adobe Site Catalyst gpv_pn end of session This cookie is used to collect information to measure and understand how visitors use
our site. This includes user activity tracking on this site, including pages visited and links clicked.
asml.com, asml.csod.com
Adobe Site Catalyst s_cc end of session This is an Adobe Site Catalyst cookie that determines whether cookies are
enabled in the browser.
asml.com, asml.csod.com
Adobe Site Catalyst s_cstack five years This cookie is used to store campaign history. asml.com, asml.csod.com
Adobe Site Catalyst s_lastvisit three years This cookie is used to store the number of days since last visit. asml.com, asml.csod.com
Adobe Site Catalyst s_nr one month This cookie is used to identify the date of visit and if the visitor is new or returning. asml.com, asml.csod.com
Adobe Site Catalyst s_fid two years This cookie is used to identify a unique visitor if the standard s_vi cookie is unavailable
due to third-party cookie restrictions. It is not used for implementations that use first-party
cookies.
asml.com, asml.csod.com
Adobe Site Catalyst s_vi two years This is an Adobe Site Catalyst cookie used to identify unique visitors with an ID and timestamp. asml.com, asml.csod.com
Adobe Site Catalyst s_visit 30 minutes This cookie is used to determine when a new visit starts. asml.com, asml.csod.com
Adobe Site Catalyst s_vs 30 minutes This cookie is used to determine if a new visit starts. asml.com, asml.csod.com
LinkedIn __cfduid one year This cookie is associated with sites using CloudFlare and used to speed up page load times.
According to CloudFlare, it is used to override any security restrictions based on the IP address
the visitor is coming from. It does not contain any user identification information.
asml.com, asml.csod.com
Microsoft Bing SRM_B 390 days This is a Microsoft MSN 1st party cookie that ensures the proper functioning of this website. c.bing.com
Microsoft Dynamics 365 MSFPC 365 days Used to analyze the use of the Dynamics 365 service. .microsoft.com
Mouseflow mf_440a9c59-1138-4069-8dbb-9b40001ac086 session This cookie is set by Mouseflow to identify the current session. The cookie contains information about
the current session but does not contain any information that can identify the visitor. This cookie is deleted
when the session ends, meaning when the user leaves the website.
asml.com
Mouseflow mf_user 90 days This cookie is set by Mouseflow to check whether the user is new or returning. This cookie establishes whether
the user is a returning or first-time visitor. This is done simply by a yes/no toggle and no further information about
the user is stored. This cookie has a lifetime of 90 days.
asml.com
Sitecore SC_ANALYTICS_GLOBAL_COOKIE 400 days Used to determine repeat visits by unique visitors for web analytics of the SiteCore Content Management System. .asml.com
Snowplow _sp_id.xxxx 400 days Stores user information that is created when a user first visits a site and updated on
subsequent visits. It is used to identify users and track the users activity across a domain.
asml.csod.com
Snowplow _sp_ses.xxxxx 30 minutes Used to identify if the user is in an active session on a site or if this is a new session for a user. asml.csod.com

3. Functional social cookies

These cookies are necessary for you to use services that are provided by third parties, such as social media platforms like YouTube.

See detailed overview of functional social media cookies


Provider Cookie name Expiration Purpose Domain
Facebook _fbp three months This cookie is used by Facebook to deliver a series of advertisement
products such as real-time bidding from third-party advertisers.
asml.com, asml.csod.com
LinkedIn lidc one day This is a Microsoft MSN first-party cookie that ensures the proper
functioning of this website.
asml.com, asml.csod.com
LinkedIn UserMatchHistory one month This cookie is used to track visitors so that more relevant ads can be
presented based on the visitor's preferences.
asml.com, asml.csod.com
LinkedIn li_gc 730 days Used to store consent of guests regarding the use of cookies for non-essential purposes。 linkedin.com
LinkedIn JSESSIONID session Used to maintain sessions for website that are using JSP technologies. linkedin.com
Twitter, LinkedIn lang end of session There are many different types of cookies associated with this name,
and a more detailed look at how it is used on a particular website is generally
recommended. However, in most cases, it will likely be used to store language
preferences, potentially to serve content in the stored language.
asml.com, asml.csod.com
Twitter personalization_id two years This cookie carries out information about how the end user uses the
website and any advertising that the end user may have seen before
visiting the said website.
asml.com, asml.csod.com
Twitter ads_prefs five years These cookies enable the tracking of visitor activity from Twitter ads on
the website, and they also allow users to share content from the websites.
The cookies do not provide any confidential information related to your account.
asml.csod.com
Youtube.com GPS 30 minutes Set by YouTube, this cookie registers a unique ID on mobile
devices to enable tracking based on geographical GPS location.
asml.com
Youtube.com PREF eight months Set by YouTube, this cookie, which may be set by Google or Doubleclick,
may be used by advertising partners to build a profile of interests to show
relevant ads on other sites. It works by uniquely identifying your browser and device. 
asml.com
Youtube.com VISITOR_INFO1_LIVE six months This cookie is set by YouTube to keep track of user preferences for YouTube
videos embedded on sites. It can also determine whether the website visitor is
using the new or old version of the YouTube interface. 
asml.com 
Youtube.com YSC end of session This cookie is set by YouTube to track views of embedded videos.  asml.com

4. Marketing cookies

These cookies are used to tailor advertising to your interests both within and beyond our website. The intention is to display ads that might be relevant and engaging for you.

See detailed overview of marketing cookies


Provider Cookie name Expiration Purpose Domain
Adform uid two months This cookie provides a uniquely assigned, machine-generated user ID and
gathers data about activity on the website. This data may be sent to a third party
for analysis and reporting.
asml.com, asml.csod.com
Adobe Audience Manager dpm 180 days Used by Adobe Experience Cloud products to indicate that a call to one of their products is requesting requesting a visitorID. dpm.demdex.net
Facebook _fbp 90 days This cookie is used to distinguish and keep track of unique users and deliver
a series of advertisement products such as real-time bidding from third-party advertisers.
asml.com, asml.csod.com
Facebook fr three months This cookie identifies the web browser being used to connect to Facebook
independent of the logged-in user. This cookie plays a key role in Facebook’s
security and site integrity features.
asml.com, asml.csod.com
Google _gcl_aw 90 days Google Ads conversion linker asml.com
Google _gcl_dc 90 days Google Ads conversion linker asml.com
Google _gcl_gb 90 days Google Ads conversion linker asml.com
Google G_ENABLED_IDPS 400 days The cookie is used for secure login with a Google account. .www.linkedin.com
Google DoubleClick IDE two years This cookie carries out information about how the end user uses the website
and any advertising that the end user may have seen before visiting the said website.
asml.com, asml.csod.com
Google DoubleClick test_cookie 15 minutes Used for Google's DoubleClick platform. The cookie is used to serve more relevant ads
to the user. The cookie is also used to avoid showing the user the same ad every time and to measure
the effectiveness of advertising campaigns.
.doubleclick.net
LinkedIn bcookie two years This cookie is used by the social networking service LinkedIn to track
the use of embedded services.
asml.com, asml.csod.com
LinkedIn AnalyticsSyncHistory 30 days Used to store information about the time a sync took place with the lms_analytics cookie. linkedin.com
LinkedIn bscookie 730 days Used to store a (secure) unique BrowserID for use in LinkedIn Advertising Analytics. linkedin.com
LinkedIn lidc 1 day Used for routing requests, share buttons and ad tags for the LinkedIn advertising network. linkedin.com
LinkedIn UserMatchHistory 30 days Used to track visitor behavior so that more relevant ads can be shown to visitors based on their preferences for the LinkedIn advertising network. linkedin.com
Microsoft Bing, Clarity, Office MUID 390 days Used for recognition of unique browsers for Microsoft websites. Used for advertising, analytics and other operational purposes. bing.com, clarity.ms, office.com
Microsoft Clarity, Office ANONCHK 10 minutes Indicates whether MUID is transferred to ANID, a cookie used for advertising. Clarity doesn't use ANID and so this is always set to 0. c.clarity.ms, c.office.com
Microsoft Clarity, Office SM session Used in synchronizing the MUID across Microsoft domains. c.clarity.ms, c.office.com
Microsoft Dynamics 365 MC1 365 days Used by Microsoft to keep statistics on what pages the user has visited and how often
an ad click leads to a purchase or other actions on the advertiser’s website.
.microsoft.com
Reddit _rdt_uuid 90 days This cookie is set by Reddit and is used for remarketing on reddit.com. asml.com, asml.csod.com
Reddit rdt_uuid 90 days This cookie is used for remarketing on reddit.com. asml.csod.com
Reddit reddaid two years This cookie saves the information about logged-in
Reddit users for the purpose of advertisement recommendations
and updating the content. The content of the cookie is confirmed
within the conditions of Reddit use.
asml.com, asml.csod.com
Twitter guest_id two years This cookie is set by Twitter to identify and track the website visitor. asml.com, asml.csod.com
Twitter _twitter_sess end of session This cookie lets website visitors use Twitter-related features
from within the web page they are visiting.
asml.csod.com
Twitter ct0 end of session This cookie is set due to Twitter integration and sharing capabilities
for social media.
asml.com, asml.csod.com
Twitter dnt five years When set to true, the timeline and its embedded page on the site are
not used for purposes that include personalized suggestions and
personalized ads.
asml.com, asml.csod.com
Twitter guest_id_marketing 730 days Used to identify you to Twitter. If you do not have a Twitter account or never accessed the
Twitter.com website directly then Twitter will assign you a unique code to track your visit to the Twitter feed.
twitter.com
Twitter guest_id_ads 730 days Used to identify you to Twitter. If you do not have a Twitter account or never accessed the
Twitter.com website directly then Twitter will assign you a unique code to track your visit to the Twitter feed.
twitter.com
Twitter personalization_id 730 days Used to store a personalization ID for Twitter. twitter.com
Twitter muc_ads 730 days Collects data on user behaviour and interaction in order to optimize the website and make advertisement on the website more relevant. t.co
Twitter, LinkedIn lang session Used to store language preferences for LinkedIn. linkedin.com
Vonq sp 365 days Used to store language preferences for LinkedIn. com-vonq-main.collector.snplow.net

Who is ASML?

ASML is a supplier to the semiconductor industry. We provide chipmakers with hardware, software and services to mass produce the patterns of integrated circuits (microchips). Together with our partners, we drive the advancement of more affordable, more powerful, more energy-efficient microchips. When this Cookie Notice mentions ‘we’, ‘us’, ‘our’, it refers to ASML Holding N.V. – based at De Run 6501, 5504 DR, Veldhoven, the Netherlands – as well as its group companies.