Contact
Effective October 29, 2026
Longstride is a product of CIPHARIS, Inc., incorporated in Delaware and operating from California.
General inquiries
For questions about Longstride, the website or the TestFlight list.
Privacy
For questions about personal information or requests for access, correction or deletion. Please identify the website or communication your request concerns and, where possible, write from the email address associated with it.
Security
To report a security concern, email hello@longstride.health with Security report in the subject line.
Do not send passwords, access tokens, personal health records or information belonging to other people. If sensitive evidence is necessary, ask us how to provide it securely before sending it.
Safe reporting
Avoid disrupting the website, accessing other people's information or testing systems that CIPHARIS does not control. If you encounter personal information unexpectedly, stop testing and report what happened without collecting or sharing more of it.
We review reports and coordinate appropriate follow-up. This page does not establish a paid bug-bounty program or authorize intrusive testing.
Emailing us does not subscribe you to product updates. Please share only the information needed for your inquiry.