A unique identifier revealing an individual's true identity, derived from a combination of behavioural or technical signals such as writing style, browser configuration, device characteristics, or activity patterns.
### Related weaknesses
- [[SOWEL-17. Exposing Personal Characteristics]]
- [[SOWEL-5. Exposing the Fact of Activity]]
### Related techniques
- [[SOTL-4.3. Conduct Stylometric Analysis]]
- [[SOTL-4.2. Check Emoji]]