# PenLink
**Entity class:** Investigative communications and data-analysis company and platform
## Definition
**PenLink** provides software for analyzing communications, telecommunications metadata, internet-derived information, and other investigative data. DHS documentation identifies PenLink integration with HSI's [[wiki/Telecommunications Linking System|Telecommunications Linking System]].
## Relationships
- **integrates with:** [[wiki/Telecommunications Linking System|TLS]] and [[wiki/Investigative Case Management|ICM]].
- **OSINT products:** [[wiki/PenLink Tangles and Webloc|Tangles + Webloc]].
- **supports:** [[wiki/Link Analysis|link analysis]] and investigative workflows.
## Sources / Provenance
- [DHS — ICM Privacy Impact Assessment, 2016](https://www.dhs.gov/sites/default/files/publications/privacy-pia-ice-icm-june2016.pdf)