Some banking apps identify iodeOS as custom ROM (altered OS)

Some banking/investing apps are not running on iodeOS, throwing a message that the device is running a modified/altered OS or is rooted. Apps include Boursobank, Computershare. Tested with BraX3. Issue reproduced on LunarOS running on BraX3.

OS version: 6.7-20250830-brax3

Repro steps:

1. Install Boursobank
2. Open Boursobank
3. Press "Je veux devenir client"

Expected result: User is taken to login menu

Actual result: Message that the app can't ensure device integrity, as it's running a custom ROM.

Available workaround: Use the service via the web browser.

Repro rate: 100%

Bug criticality: Major (1 on severity/impact, 3 on likelihood/visibility, Class 2 defect).