Second-party data refers to another company’s first-party data that is shared or sold directly between the two parties. In this data-sharing arrangement, both parties exchange the data with mutual consent. This type of data sharing often occurs through trusted partnerships, collaborations, or direct agreements between companies.
The exchange of second-party data relies on high trust between the two parties. Both organizations should know that the shared data is accurate, relevant, and obtained with proper consent from the individuals involved.
Since second-party data originates from another company’s first-party data, it is often considered to be of higher quality and accuracy than third-party data from external sources.
You might also like:
Second-party data
-

Piwik PRO now connects with MCP – get answers from your data without building a single report
We’ve just shipped MCP support for Piwik PRO, making it possible to query your analytics data directly through AI tools like Claude. It’s available now for early adopters. Here’s what it solves, how it works, and how to get access. Getting answers from your analytics shouldn’t feel like a research project – but it often…
Other definitions
Recent posts from Piwik PRO blog
- Piwik PRO now connects with MCP – get answers from your data without building a single report
- Google is changing how GA4 and Google Ads share data: Here’s how it puts your compliance at risk
- HIPAA-compliant analytics for healthcare systems: How hospital marketing teams can measure what matters
- Privacy by design in practice: How “just enough” data beats “just in case” collection
- 4 ways to make your analytics HIPAA-compliant: Implementation guide
- Is Google Analytics HIPAA-compliant?
- HIPAA-compliant marketing & advertising: How to run compliant campaigns in healthcare
- PHI vs PII in HIPAA: Healthcare marketing compliance guide
