Technical Data Security Terms

Confused about GDPR jargon? No problem! Our glossary breaks down all the key terms and definitions you need to understand the language of data privacy and compliance. This glossary will grow as we continue to add new terms and explanations, making it an essential reference for everyone.

Anonymization

Removing identifiable information from data to make it impossible to trace back to an individual (Recital 26).

Cookies & Online Tracking

Small files or scripts placed on a visitor’s device to remember activity or preferences; where they involve personal data, GDPR consent rules apply alongside the ePrivacy Directive (Articles 4(11), 7).

Data Breach

A security incident leading to unauthorized access, alteration, or loss (disclosure, or destruction) of personal data (Article 4(12)).

Encryption

Converting data into a secure format to prevent unauthorized access during transmission or storage (Recital 83).

Incident Response Plan

A structured approach for managing and mitigating the impact of data breaches (not explicitly defined in GDPR but essential for compliance under Articles 33–34).

Integrity and Confidentiality

The principle requiring personal data to be processed securely and protected against unauthorised access, loss, or damage using appropriate technical and organisational measures (Articles 5(1)(f), 32).

Pseudonymization

Replacing identifiers with pseudonyms to protect personal data and reduce privacy risks (Article 4(5)).