OneStream Software

Documents on the trust centre

What the vendor lists, typed; public items can be read now, the rest are available on request.

What the vendor says

Answers the vendor publishes to questions buyers ask, quoted with the link to where it says so.

• Where data is hosted or processed

  Where can I find OneStream's Data Processing Terms?

  “OneStream's Data Processing Terms can be found on OneStream's Commercial Terms and Conditions site here.”

  as of 21 Sep 2026Source

• Where data is hosted or processed

  Where are OneStream services geographically hosted?

  “Data center locations for OneStream can be found here.”

  as of 21 Sep 2026Source

• Where data is hosted or processed

  Where are OneStream AI Services hosted?

  “AI services made available to each customer are hosted in the data center agreed by the parties in their signed agreement.”

  as of 21 Sep 2026Source

• Encryption

  Does OneStream encrypt data at rest?

  “Yes, all data within OneStream is encrypted using Advanced Encryption Standard 256-bit key encryption (AES-256).”

  as of 21 Sep 2026Source

• Encryption

  Does OneStream encrypt data in transit?

  “Yes, all data in transit is sent using TLS 1.2+ everywhere data is transmitted.”

  as of 21 Sep 2026Source

• Use of customer data to train models

  Does OneStream use customer data to train its models?

  “No, OneStream does not use customer data to train its models. OneStream maintains clear boundaries around data usage: - All customer data is stored within a dedicated customer instance that is logically separated. - For non-generative AI solutions, OneStream trains specialized models specifically for customer implementation using only customer data. - For generative AI offerings, OneStream leverages pre-trained mo...”

  as of 21 Sep 2026Source

• Penetration testing

  Does OneStream conduct penetration tests?

  “OneStream engages an independent 3rd party to perform regular penetration testing against a "like customer" environment. An executive summary of Penetration Test results is made available to customers via OneStream's Solution Exchange.”

  as of 21 Sep 2026Source