Privacy

Privacy Policy

Last updated: March 2025 · Platform: VoidCalls · Operated by ExcaliburHQ B.V.

1. Introduction

This Privacy Policy explains how ExcaliburHQ B.V. ("Company", "we", "us", "our") collects, uses, stores, and protects personal data when you access or use the VoidCalls platform (the "Platform").

We process personal data in accordance with the General Data Protection Regulation (EU) 2016/679 ("GDPR") and applicable Dutch data protection laws.

2. Data Controller

ExcaliburHQ B.V.

Vlierweg 12, 1032 LG Amsterdam, The Netherlands

KvK: 42024416 · VAT: NL869350985B01

General: support@voidcalls.ai
Privacy: management@voidcalls.ai
Compliance: management@voidcalls.ai

3. Personal Data We Collect

Because VoidCalls operates as a non-custodial blockchain analytics platform, we collect limited personal data.

3.1 Automatically Collected Data

IP address;
approximate geographic location derived from IP;
browser and device information;
operating system data;
timestamps and access logs;
referral URLs;
technical interaction logs.

3.2 Blockchain-Related Data

public wallet addresses;
public blockchain transaction data;
on-chain interaction data;
wallet interaction patterns;
blockchain analytics information.

Blockchain data is publicly available and is not created or controlled by the Company.

3.3 Technical & Security Data

VPN/proxy detection signals;
fraud prevention indicators;
abuse detection data;
affiliate fraud monitoring data;
payment-related security information;
security logs.

3.4 Communications

your email address;
message content;
support requests;
correspondence history.

4. How We Use Personal Data

4.1 Platform Operation

providing access to the Platform;
enabling wallet-based interactions;
maintaining system stability;
operating AI analytics systems.

4.2 VAT & Geographic Determination

determining user location;
applying appropriate VAT treatment;
enforcing sanctions restrictions;
preventing geographic circumvention.

4.3 Security & Compliance

detecting prohibited activities;
fraud prevention;
affiliate abuse prevention;
sanctions compliance;
investigating misuse;
complying with legal obligations.

4.4 Communications

responding to support requests;
handling inquiries;
communicating operational or legal updates.

5. Legal Basis for Processing (GDPR)

Legitimate Interest — Article 6(1)(f)

fraud prevention;
security monitoring;
geographic determination;
affiliate abuse prevention;
platform analytics;
abuse detection.

Legal Obligation — Article 6(1)(c)

sanctions compliance;
VAT and tax compliance;
regulatory obligations.

Contractual Necessity — Article 6(1)(b)

providing Platform functionality;
processing subscriptions and access systems;
enabling user interactions.

6. Geographic Detection & Anti-Circumvention

VoidCalls uses IP-based systems, fraud prevention technologies, VPN/proxy detection, wallet interaction analysis, and technical fingerprinting.

We process this information to determine VAT treatment, enforce sanctions restrictions, and prevent abuse and circumvention. Users may not bypass or manipulate geographic detection systems. Attempts to circumvent restrictions may result in restricted access or suspension.

7. Data Retention

We retain personal data only for as long as reasonably necessary for security and fraud prevention, legal compliance, accounting and tax obligations, affiliate system management, and operational purposes. Retention periods may vary depending on legal requirements, technical necessity, and security considerations.

8. Data Sharing

We do not sell personal data. We may share data with hosting providers, infrastructure providers, blockchain analytics providers, fraud prevention services, payment infrastructure providers, and legal or regulatory authorities where required. All service providers are expected to implement appropriate data protection safeguards.

9. International Transfers

Where personal data is transferred outside the European Economic Area (EEA), we implement appropriate safeguards such as Standard Contractual Clauses (SCCs), adequacy decisions, or equivalent GDPR-compliant mechanisms.

10. Data Security

We implement appropriate technical and organizational measures designed to protect personal data, including encryption where appropriate, access controls, monitoring systems, logging systems, security auditing, and fraud prevention infrastructure. However, no technical system can guarantee absolute security.

11. Your Rights Under GDPR

Under applicable GDPR legislation, you may have the right to:

access your personal data;
correct inaccurate information;
request deletion where legally applicable;
restrict processing;
object to processing based on legitimate interest;
request data portability where applicable;
file complaints with supervisory authorities.

Requests may be submitted to management@voidcalls.ai.

12. Blockchain Transparency

Blockchain transactions are public, immutable, and permanently visible on-chain. The Company cannot modify, erase, or control blockchain records. Users acknowledge that blockchain interactions are inherently public.

13. Cookies & Analytics

The Platform may use essential cookies, security-related technologies, analytics systems, and technical functionality tools. Where legally required, consent mechanisms may apply for non-essential technologies.

14. Children

VoidCalls is not intended for individuals under the age of 18. We do not knowingly collect personal data from minors.

15. Updates to This Policy

We may update this Privacy Policy periodically. The latest version will always be available on the Platform. Continued use of the Platform constitutes acceptance of the updated Policy.

16. Contact Information

ExcaliburHQ B.V.

Vlierweg 12, 1032 LG Amsterdam, The Netherlands

KvK: 42024416 · VAT: NL869350985B01

General: support@voidcalls.ai
Privacy: management@voidcalls.ai
Compliance: management@voidcalls.ai