MetaCTF Inc.

Privacy and Cookie Policy

Last Updated: Nov 8th, 2023

Your privacy is important to us. This privacy policy (“Policy”) describes how MetaCTF Inc. and its related companies (“Company”) collect, use, and share personal information of consumer users of this website, (the “Site”). If you have any questions about what information we collect or how we use that information, please do not hesitate to contact us at the address provided below.

This Policy also applies to any of our other websites that post this Policy. This Policy does not apply to websites that post different statements.


We get information about you in a range of ways.

Information You Give Us. We may collect your name, email address, username, password, demographic information (such as your occupation), as well as other information you directly give us on our Site or through your communications with our employees or affiliated persons. We may also collect information including postal addresses, forms of identification, T-Shirt sizes, dietary restrictions, and employment documentation like a resume in the context of competitions.

Information We Get From Others. We may get information about you from other sources. We may add this to information we collect from this Site.

Information Automatically Collected. We automatically log information about you and your computer when you access our Site. For example, when visiting our Site, we may collect information about your use of and actions on our Site. This includes but is not limited to Google Analytics and web server access and error logs, including timestamps, dates, resources requested, and response status codes.

Competition- and Problem-specific Information Collection. During competitions, we collect a variety of specific information. This includes but is not limited to the collection of competition logs, including records of correct and incorrect submission attempts and other actions taken by participants. The scoring information we collect and aggregate is often published and shared with third parties. Information about the actions participants take is recorded for security purposes and allows us to conduct subsequent investigations into scoring and rules. Where a user is participating in a third-party sponsored challenge that is hosted by the Site, we maintain the right to track, collect, and retain competition logs and user actions.

In order to comply with the Children's Online Privacy Protection Act, children under the age of 13 are not permitted to use the Site or to directly provide any personal information without clear parental consent. We do not knowingly collect personal information from children under the age of 13. If we become aware that we have inadvertently received personal information from a child under the age of 13, we will delete such information from our records.


What is a cookie? Cookies are small text files sent by us to your computer or mobile device, which enable MetaCTF features and functionality. 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.

Does MetaCTF use cookies? Yes. MetaCTF uses cookies and similar technologies like single-pixel gifs and web beacons. MetaCTF uses both session-based and persistent cookies. MetaCTF sets and accesses cookies on the domains operated by MetaCTF and its corporate affiliates (collectively, the “Sites”). In addition, MetaCTF uses third party cookies, like Google Analytics.

How is MetaCTF using cookies? Some cookies are associated with your account and personal information to remember that you are logged in and which workspaces you are logged into. Other cookies are not tied to your account but are unique and allow us to carry out analytics and customization, among other similar things.

Cookies can be used to recognize you when you visit a Site or use our Services, remember your preferences, and give you a personalized experience that is consistent with your settings. Cookies also make your interactions faster and more secure. Visit the Cookie Manager to learn more.

What third-party cookies does MetaCTF use? You can find a list of the third-party cookies that MetaCTF uses on our sites along with other relevant information in the Cookie Manager. MetaCTF does its best to keep this table updated, but please note that the number and names of cookies, pixels, and other technologies may change from time to time.

How are cookies used for advertising purposes? Cookies and other ad technology such as beacons, pixels, and tags help MetaCTF market more effectively to users that may be interested in the Services. They also help with aggregated auditing, research, and reporting.

What can you do if you don't want cookies to be set or want them to be removed? You have the option to disable and delete cookies that may not be necessary for the basic functionality of our website. Please note, blocking categories may impact your experience on our website. You may access the Cookie Manager at any time in the footer of our website, or click here.


In addition to the specific use cases listed above, we use your personal information for the following purposes:

  • We use your personal information to operate, maintain, and improve our sites, products, and services. This includes, but is not limited to, operating competitions, providing prizes to winning teams and individuals, and collaborating with our sponsors and recruiting partners.
  • We use your personal information for user authentication and identification.
  • We use your personal information to respond to comments and questions and provide customer service.
  • We use your personal information to communicate about promotions, upcoming events, and other news about products and services offered by us and our selected partners.
  • We use your personal information to provide and deliver products and services customers request.


In relation to the information that you provide to us, we are legally responsible for how that information is handled. We will comply with the GDPR in the way we use and share your personal data.

Under certain circumstances, you have rights under data protection laws in relation to your personal data. These include the right to:

  • Request access to your personal data;
  • Request correction of your personal data;
  • Request erasure of your personal data;
  • Object to processing of your personal data;
  • Request restriction of processing your personal data;
  • Request transfer of your personal data;
  • Right to withdraw consent.

You will not have to pay a fee to access your personal data (or to exercise any of the other rights). However, we may charge a reasonable fee if your request is clearly unfounded, repetitive or excessive. Alternatively, we may refuse to comply with your request in these circumstances.

We may need to request specific information from you to help us confirm your identity and ensure your right to access your personal data (or to exercise any of your other rights). This is a security measure to ensure that personal data is not disclosed to any person who has no right to receive it. We may also contact you to ask you for further information in relation to your request to speed up our response.

We aim to respond to all legitimate requests within one month. Occasionally it may take us longer than a month if your request is particularly complex or you have made a number of requests. In this case, we will notify you and keep you updated.

If you remain dissatisfied, then you have the right to apply directly to your local data protection authority. You can find the list at h


We may share personal information as follows:

  • We may share personal information with your consent. For example, you may let us share personal information with third parties for the third party's own marketing or recruiting uses. Once shared, the use of your personal information is subject to the third-party's privacy policies.
  • We may share personal information when we do a business deal, or negotiate a business deal, involving the sale or transfer of all or a part of our business or assets. These deals can include any merger, financing, acquisition, or bankruptcy transaction or proceeding. To the greatest extent practicable, we will anonymize the personal information we share.
  • We may share personal information for legal, security, and safety purposes.
    • We may share information to comply with laws.
    • We may share information to respond to lawful requests and legal processes.
    • We may share information to protect the rights and property of MetaCTF Inc., our agents, customers, and others. This includes enforcing our agreements, policies, and Terms of Use.
    • We may share information in an emergency. This includes protecting the safety of our employees and agents, our customers, or any person.
  • We may share information with those who need it to do work for us.


Subprocessor information is available at


Our marketing emails tell you how to “opt-out.” If you opt out, we may still send you non-marketing and transactional emails. Non-marketing emails include emails about your accounts and our business dealings with you.

You may send requests about personal information to our Contact Information below. You can request to change contact choices, opt-out of our sharing with others, and update your personal information.

You can typically remove and reject cookies from our Site with your browser settings. Many browsers are set to accept cookies until you change your settings. If you remove or reject our cookies, it could affect how our Site works for you. There is currently no uniform technology standard for recognizing and implementing Do-Not-Track (“DNT”) browser signals. We therefore do not currently respond to DNT signals or any other mechanisms that automatically communicate Site user's choice not to be tracked. If a uniform or widespread standard for rejecting online tracking is adopted in the future, we will update our Policy and data collection practices accordingly.


We reserve the right to change this privacy policy without written notice. If we make any changes, we will change the Last Updated date above. Your continued use of the Site after changes to this Privacy Policy are made and posted is deemed to be acknowledgement of, and agreement to, those updates or changes.


We welcome your comments or questions about this privacy policy. Please address any comments or questions to, including data deletion requests.


Under Article 27 of the GDPR, we have appointed an EU Representative to act as our data protection agent. Our nominated EU Representative is:

Instant EU GDPR Representative Ltd.
Adam Brogden
Tel +35315549700
Office 2,
12A Lower Main Street, Lucan Co. Dublin
K78 X5P8
IrelandData protection request form


Under Article 27 of the UK Data Privacy Act, we have appointed a UK Representative to act as our data protection agent. Our nominated UK Representative is:

GDPR Local Ltd.
Adam Brogden
Tel +44 1772 217800
1st Floor Front Suite
27-29 North Street, Brighton
EnglandData protection request form