LEGAL

GDPR Compliance — Your Rights Under EU Data Protection Law

Last updated: 1 May 2026KnowDesk, Lda · Amadora, Portugal
At a glance: KnowDesk is a data controller and processor based in Portugal (EU). We comply fully with GDPR. You can request your data, correct it, or have it deleted at any time by emailing privacy@knowdesk.io.

1. Our Role Under GDPR

1.1 Data Controller

KnowDesk, Lda acts as a data controller for personal data collected from visitors to knowdesk.io and from registered account holders. As controller, we determine the purposes and means of processing your personal data.

1.2 Data Processor

KnowDesk also acts as a data processor on behalf of our customers (companies using the KnowDesk platform). When end-users interact with a KnowDesk-powered widget on a customer's website, the customer is the data controller and KnowDesk processes that data according to their instructions.

2. Legal Bases for Processing

We process personal data only where we have a valid legal basis under Article 6 GDPR:

LEGAL BASISWHEN WE USE ITEXAMPLES
Article 6(1)(b) — ContractProcessing necessary to perform our contract with youAccount management, service delivery, billing
Article 6(1)(f) — Legitimate InterestProcessing necessary for our legitimate business interestsSecurity monitoring, fraud prevention, product improvement
Article 6(1)(a) — ConsentWhere you have given clear, specific consentMarketing emails, optional analytics cookies
Article 6(1)(c) — Legal ObligationWhere processing is required by EU or Portuguese lawTax records, responding to lawful authorities

3. Your Rights Under GDPR

As a data subject, you have the following rights under Articles 15–22 GDPR. To exercise any of these rights, contact us at privacy@knowdesk.io. We will respond within 30 days.

RIGHTARTICLEWHAT IT MEANS
AccessArt. 15Receive a copy of all personal data we hold about you, and information about how we process it
RectificationArt. 16Have inaccurate or incomplete personal data corrected
ErasureArt. 17Have your personal data deleted ('right to be forgotten'), subject to legal retention obligations
RestrictionArt. 18Ask us to pause processing while a dispute is resolved
PortabilityArt. 20Receive your data in a structured, machine-readable format (JSON or CSV)
ObjectionArt. 21Object to processing based on legitimate interest, including for direct marketing
Withdraw ConsentArt. 7(3)Withdraw any previously given consent at any time, without affecting past processing
Automated DecisionsArt. 22Not be subject to solely automated decisions that significantly affect you

4. How to Submit a Data Request

To submit any GDPR request:

  • Email: privacy@knowdesk.io with the subject line 'GDPR Request — [Your Name]'
  • WhatsApp: +351 920 629 676
  • Post: KnowDesk, Lda · Rua Dom João V 37, Damaia, 2720-167, Amadora, Lisbon, Portugal

We may ask you to verify your identity before processing sensitive requests such as data deletion or export. We will not charge a fee for requests unless they are manifestly unfounded or excessive.

5. Data Retention Periods

DATA TYPERETENTION PERIODREASON
Account & profile dataDuration of account + 30 days after deletionService delivery
Conversation logs12 months from creationAnalytics and dispute resolution
Knowledge source contentDeleted immediately on source removalUser control
Billing and invoice records7 yearsPortuguese and EU tax law
Technical and security logs90 daysSecurity monitoring
Cookie consent records3 yearsGDPR accountability

6. Sub-Processors and International Transfers

We use the following sub-processors, each subject to a Data Processing Agreement (DPA) and GDPR-compliant data transfer mechanisms:

SUB-PROCESSORCOUNTRYTRANSFER MECHANISMPURPOSE
SupabaseGermany (AWS Frankfurt)Data stored in EUDatabase, auth, storage
StripeUSAEU Standard Contractual ClausesPayment processing
CloudflareGlobalEU Standard Contractual ClausesCDN, security, edge computing
AnthropicUSAEU Standard Contractual ClausesAI completions (Claude API)
VercelGlobalEU Standard Contractual ClausesApplication hosting

For each sub-processor, we have assessed the transfer risks and implemented appropriate safeguards. The Standard Contractual Clauses we rely upon are those approved by the European Commission in Decision 2021/914.

7. Data Breach Notification

In the event of a personal data breach, we will notify the Portuguese data protection authority (CNPD) within 72 hours of becoming aware of the breach, as required by Article 33 GDPR. Where the breach is likely to result in a high risk to your rights and freedoms, we will also notify you directly without undue delay.

8. Data Protection Officer

As a small business (under 250 employees) that does not conduct large-scale systematic monitoring or process special category data, KnowDesk is not required to appoint a formal Data Protection Officer under Article 37 GDPR. However, our designated privacy contact is:

  • Email: privacy@knowdesk.io
  • Postal: KnowDesk, Lda · Rua Dom João V 37, Damaia, 2720-167, Amadora, Lisbon, Portugal

9. Supervisory Authority

You have the right to lodge a complaint with the supervisory authority in your EU member state. The lead supervisory authority for KnowDesk is:

  • CNPD (Comissão Nacional de Proteção de Dados) — Portugal
  • Website: www.cnpd.pt
  • Address: Rua de São Bento 148-3º, 1200-821 Lisboa, Portugal
  • Email: geral@cnpd.pt

10. Data Processing Agreement (DPA)

If you use KnowDesk to process personal data of your own customers or employees (for example, through conversation logs), you may need a Data Processing Agreement with us under Article 28 GDPR. To request a DPA, contact legal@knowdesk.io. We will provide a standard DPA within 5 business days.

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