Last updated: 17/03/2026
Relevance verified: 26/04/2026

Onyx Casino takes your privacy seriously. This Cookie Policy explains what cookies are, how we use them on onyx-casino-uk.com, and what rights you have when it comes to controlling them. It should be read alongside our Privacy Policy and Terms and Conditions, which together describe how we handle your personal data.

We operate in full compliance with the Privacy and Electronic Communications Regulations 2003 (PECR), the UK General Data Protection Regulation (UK GDPR), and the Data Protection Act 2018. As a casino operating under licence number 64666, we are also subject to requirements set by the UK Gambling Commission (UKGC), and some cookies on this site exist specifically to support our regulatory obligations in that regard.

What Are Cookies?

Cookies are small text files that a website places on your device, browser, or local storage when you visit. They are widely used to make sites work properly, remember your preferences, and provide operators with information about how their platforms are used.

Cookies are not executable files and cannot carry viruses or malware. They do not grant any website access to files stored on your device beyond what the cookie itself contains.

Cookies can be:

  • First-party cookies set directly by Onyx Casino via onyx-casino-uk.com.
  • Third-party cookies set by external services we have integrated into the site, such as analytics providers or payment processors.
  • Session cookies that are deleted automatically when you close your browser.
  • Persistent cookies that remain on your device for a defined period, or until you delete them manually.

Why We Use Cookies

We use cookies for several distinct purposes on this site:

  • To keep the site functioning correctly and securely, including managing your login session and preventing fraud.
  • To remember your preferences and settings between visits, such as your chosen language or deposit limits.
  • To understand how visitors use the site so we can improve the experience over time.
  • To support our obligations as a licensed gambling operator, including age verification checks and responsible gambling tools.
  • To enable us to present relevant promotional content to returning visitors, where you have given consent.

Categories of Cookies We Use

1. Strictly Necessary Cookies

These cookies are essential to the operation of onyx-casino-uk.com. Without them, core features of the site cannot function. Because they are required for the site to work, they do not require your consent under PECR.

They are used to:

  • Keep you logged in to your Onyx Casino account during your session.
  • Maintain the security of your session and protect against cross-site request forgery.
  • Remember items you have added to a session-based interaction, such as pending transactions.
  • Support the load-balancing functions that keep the site stable across servers.
  • These cookies are session-based and are deleted when you close your browser, unless specific functionality requires a short-term persistent cookie.

2. Functional Cookies

Functional cookies allow us to remember choices you make and personalise your experience on the site. They are not strictly necessary for the site to work, but they do improve usability in meaningful ways.

They are used to:

  • Store your language or regional preferences.
  • Remember whether you have previously acknowledged certain notices on the site, such as cookie consent banners.
  • Retain your preferred game view or display settings between visits.
  • Remember whether you have already completed certain verification steps so you are not asked to repeat them unnecessarily.
  • These cookies may be session-based or persistent, with retention periods of up to 12 months depending on their purpose.
  • We rely on your consent to set functional cookies. You can withdraw this at any time by adjusting your cookie preferences through the consent banner on the site or through your browser settings.
  • 3. Performance and Analytics Cookies

Performance cookies help us understand how visitors interact with onyx-casino-uk.com. The data collected is aggregated and does not identify you personally. It tells us which pages are visited most, where errors occur, and how users navigate through the site so we can make improvements.

We use third-party analytics tools including Google Analytics to collect this information. Google Analytics sets its own cookies on your device to gather browsing data, which is then reported to us in anonymised form.

These cookies track information such as:

  • The pages you visit and how long you spend on them.
  • How you arrived at the site, for example via a search engine or a direct link.
  • Technical details about your device and browser type.
  • Where errors occurred during your visit.

Retention periods for performance cookies vary by provider, but are typically between 90 days and 24 months. You can opt out of Google Analytics tracking at any time by visiting https://tools.google.com/dlpage/gaoptout.

We rely on your consent to set analytics cookies.

4. Marketing and Advertising Cookies

If you have given your consent, we and our trusted advertising partners may use cookies to serve you promotional content relevant to Onyx Casino, both on this site and on third-party platforms. These cookies track your browsing activity across sites to build a profile of your interests and serve ads accordingly.

These cookies may be used to:

Recognise you when you return to the site after seeing an advertisement elsewhere.

Measure the effectiveness of marketing campaigns.

Limit the number of times you see the same advertisement.

Report whether an advertisement has led to a visit or registration.

Third-party advertising networks that may set cookies on our behalf include, but are not limited to, providers of display advertising and affiliate tracking. Each of these providers operates under its own privacy and cookie policy, which we encourage you to review.

In line with UKGC regulations, we do not direct marketing at individuals who have self-excluded or requested not to receive promotional communications. Marketing cookies are configured to support this requirement.

We rely entirely on your consent to set marketing cookies. You may withdraw consent at any time.

5. Responsible Gambling and Regulatory Cookies

As a licensed gambling operator, Onyx Casino is required to implement responsible gambling measures as a condition of its UKGC licence. Some cookies on this site exist specifically to fulfil these regulatory obligations.

These cookies are used to:

Record and enforce deposit limits, session time reminders, and cooling-off periods you have set for yourself.

Support age and identity verification processes, helping us confirm that users are over 18 and eligible to gamble.

Detect patterns of behaviour that may indicate problem gambling, in accordance with our UKGC-mandated customer interaction obligations.

Maintain records of self-exclusion requests so that excluded players cannot access the site or receive marketing.

Some of these cookies are strictly necessary for regulatory compliance purposes and cannot be disabled without compromising our ability to operate lawfully. Others may be functional or session-based in nature. Where consent is required, we will ask for it separately.

If you want to find out more about our responsible gambling tools, including self-exclusion, deposit limits, and session controls, please visit our Responsible Gambling page.

Third-Party Cookies

Onyx Casino integrates services provided by third parties, some of which set their own cookies on your device. We do not control the cookies placed by these providers. The main categories of third-party cookie providers active on this site include:

Analytics: Google Analytics (Google LLC) to measure site usage.

Payment processing: Payment providers such as those supporting Visa, Mastercard, Apple Pay, Google Pay, and cryptocurrency transactions may set session cookies as part of transaction flows.

Security and fraud prevention: Providers that assist with bot detection, age verification, and fraud screening may set cookies as part of their service.

Affiliate and marketing platforms: Affiliate tracking networks may set cookies to attribute visits and registrations from partner sites.

Each third party is responsible for its own cookie practices and privacy policies. We recommend reviewing the privacy documentation of each provider if you wish to understand exactly what data is collected. Where we have data processing agreements with third parties, those agreements comply with UK GDPR requirements.

Cookie Consent

On your first visit to onyx-casino-uk.com, you will be presented with a cookie consent banner. This gives you the opportunity to accept or decline cookies by category. You can:

Accept all cookies, including functional, analytics, and marketing cookies.

Accept only strictly necessary and regulatory cookies.

Customise your preferences by category, enabling some types of cookie while declining others.

Your consent choices are stored in a consent record associated with your browser. If you use a different browser, device, or clear your browser data, you may be asked for your preferences again.

Where we rely on consent as our legal basis for setting a cookie, you have the right to withdraw that consent at any time. Withdrawing consent does not affect the lawfulness of any processing carried out before withdrawal.

How to Manage Cookies in Your Browser

Most web browsers allow you to view, manage, and delete cookies through their settings menus. The exact steps depend on your browser, but common browser guidance can be found at the following locations:

Google Chrome: Settings, then Privacy and Security, then Cookies and other site data.

Mozilla Firefox: Settings, then Privacy and Security, then Cookies and Site Data.

Apple Safari: Preferences, then Privacy, then Manage Website Data.

Microsoft Edge: Settings, then Cookies and site permissions.

You can also use your browser’s private or incognito mode to browse without cookies being stored after the session ends. However, please note that blocking strictly necessary or regulatory cookies may prevent parts of onyx-casino-uk.com from working correctly, including account login, deposit limit settings, and age verification.

Cookie Retention Periods

The length of time a cookie remains on your device depends on its type and purpose. The table below summarises typical retention periods used on this site.

Cookie Category Typical Retention Period
Strictly Necessary Session only (deleted on browser close) or up to 24 hours
Functional Up to 12 months
Performance / Analytics 90 days to 24 months (provider-dependent)
Marketing / Advertising Up to 12 months
Responsible Gambling / Regulatory Duration of account or self-exclusion period

Retention periods may vary depending on the specific cookie and the provider. Where a cookie is no longer needed for its original purpose, it is expired or deleted.

Age Verification and Cookies

Under UKGC licence conditions, Onyx Casino is required to verify that all registered players are aged 18 or over before allowing access to real-money gambling. Cookies play a supporting role in this process by maintaining session state during the identity verification workflow and recording that age verification has been completed successfully.

These cookies are essential to our compliance with the Gambling Act 2005 and UKGC Social Responsibility Code provisions. They cannot be disabled as part of normal cookie preferences without undermining our regulatory obligations.

If you are under 18, you must not use this site. The use of tools to block or delete age-verification cookies in order to circumvent age checks is a breach of our Terms and Conditions.

Changes to This Cookie Policy

We may update this Cookie Policy from time to time to reflect changes in the cookies we use, developments in applicable law, or updated guidance from the ICO or UKGC. When we make changes, the updated policy will be published on this page. We encourage you to check back periodically if this is a matter of concern to you.

Where a change is material, for example a significant new use of personal data via cookies, we will take reasonable steps to draw it to your attention.

Contact Us

If you have any questions about how Onyx Casino uses cookies, or if you wish to exercise your data rights under the UK GDPR, please contact us using the details below.

Onyx Casino The Coach House, Headgate, Colchester, United Kingdom

Email: [email protected] Phone: +447458159505 Contact form: https://onyx-casino-uk.com/contact-us/

If you are not satisfied with our response, you have the right to lodge a complaint with the Information Commissioner’s Office (ICO), the UK supervisory authority for data protection matters, at https://ico.org.uk.

Onyx Casino operates under licence number 64666. Gambling is only permitted for individuals aged 18 and over. Please gamble responsibly.

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