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Laws · GDPR ·art-4-par-12 EN LLM context A cited markdown file you can paste into your AI assistant (ChatGPT, Claude, a RAG or project knowledge base) to ground it in this document. Contains: this document’s text, its sections with their topics, and the full text of every law provision it applies. Everything links back to its source on overview.legal — legal information, not advice.

Art. 4(12) Article
GDPR

Full text

‘personal data breach’ means a breach of security leading to the accidental or unlawful destruction, loss, alteration, unauthorised disclosure of, or access to, personal data transmitted, stored or otherwise processed;

How it connects

14/2021 Cypriot court backs DPA fines of €40,000 each on football clubs and €25,000 on processor On 26 July 2021, a journalist informed the Cypriot DPA of a security vulnerability on an online platform. This online platform hosted ticket purchase sites of two Cypriot football… Administrative Court of Cyprus May 12, 2026 Controllers Processors Supervisory Authorities
HDPA: Hellenic Open University found to have met breach notification duties after The Hellenic Open University (‘the controller’) submitted initial and supplementary notifications to the DPA after it was subject to a data breach resulting from a ransomware… 14/2026 ·Greece ·Art. 32, 33, 34 +1 Aug 19, 2026 Data Breaches Notification Obligation Integrity and Confidentiality Principle
SEK 1.8M IMY fines Miljödata SEK for Article 32 GDPR violation after ransomware breach of 2.2M An IT company that provides digital HR and occupational health services (Miljödata) detected a data breach in August 2025. In the breach, an external attacker had gained… Sweden ·Art. 32 Sep 22, 2026 Data Breaches Notification Obligation Controllers
€1,790 Mayor of the City and Municipality of Myślenice: Insufficient fulfilment of data breach notification obligations The Polish DPA (UODO) fined the Mayor of the City and Municipality of Myślenice €1,790 for insufficient fulfilment of personal data breach notification obligations under Article… Poland ·UODO ·Art. 33 Apr 30, 2026 Notification Obligation Data Breaches Supervisory Authorities