DOKK / manpages / debian 12 / signtos / signtos.1.en
SIGNTOS(1) SIGNTOS(1)

signtos - signing tool for signing Trusty images

Command line tool from Android for signing Trusty image files:

signtos [-providerClass className] privatekey.pk8 input.img output.img

Signs ARM Trusty images for use with operating systems that support it. Trusty is a set of software components supporting a Trusted Execution Environment (TEE) on mobile devices. The key must be stored in PKCS#8 format.

SIGNAPK(1)

https://source.android.com/security/trusty/

The Android Open Source Project.