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Cookies

Cookies are text files, with small bits of data, stored on a user’s hard drive to identify that user after they visit a website. The cookie contains several data components:

  • The name of the server that placed it
  • A non-nominative identifier, in the form of a unique ID number
  • An expiration date

We can distinguish two types of cookies: First-party cookie and Third-party cookie .

Read our articles to get more information on cookies:

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  • What is PII, non-PII, and personal data? [UPDATED]

    Personally identifiable information (PII) and personal data are two classifications of data that often confuse organizations that collect, store and analyze such data. Both terms cover common ground, classifying information that could reveal an individual’s identity directly or indirectly. PII is used in the US, but no specific legal document defines it. The legal system…

  • We’re introducing Piwik PRO MCP Beta – get answers from your data without building a single report

    We’ve just shipped MCP Beta 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…

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