Subscriber Data
Definition
The registration information a service provider holds about an account holder: name, address, email address, phone number, payment details, and account creation date. Generally treated as the least-protected category of communications data and obtainable with a lower-threshold legal process.
- Category
- Communications data, least-protected tier
- Contents
- Name, address, email, phone, payment details, account creation date
- Legal threshold
- Lower than for content or traffic data
- Field
- Lawful access and interception law
Common questions
Why is subscriber data treated as less sensitive than call content or location data?+
It generally does not reveal what a person communicated or where they were, only who holds an account with a provider. Legal frameworks in many jurisdictions grade access thresholds by how privacy-invasive the data category is, and subscriber data sits at the lower end of that scale.
Can subscriber data alone still be significant in an investigation?+
Yes. Linking an anonymous online account or phone number to a real identity through subscriber records is often the step that turns a digital lead into an identifiable suspect, even though the data itself contains no communications content.
Related terms
- CLOUD Act
- The Clarifying Lawful Overseas Use of Data Act (US, 2018). Clarifies that US service providers must comply with valid US legal process...
- Lawful Interception
- Court-authorised real-time capture of the content of communications in transit, such as telephone calls, emails, or instant messages. Requires a higher legal...
- Mutual Legal Assistance Treaty (MLAT)
- A bilateral or multilateral treaty under which signatory states agree to assist each other in gathering evidence for criminal investigations. MLATs define...
- Production Order
- A court order compelling a person or service provider to produce specific documents or data that already exist. Covers subscriber records, account...
- Traffic Data (Metadata)
- Data about a communication rather than its content: who communicated with whom, when, for how long, and from what IP address or...