Environment Requirements

The TA and CA development environment has no special requirements for hardware and OS versions. You can develop TAs and CAs using the iTrustee software development kit (SDK). Table 1 listed the required software packages.

**Table 1** Software packages
Software Package	Description	How to Obtain
iTrustee SDK	TA and CA development kit	https://gitee.com/openeuler/itrustee_sdk
libboundscheck	Huawei safety function library	https://gitee.com/openeuler/libboundscheck
itrustee_client	Source code of the patch package in the iTrustee REE	https://gitee.com/openeuler/itrustee_client
rsa-demo	Demo code	Sign the disclaimer to obtain the software package.

The iTrustee SDK will have updates in the future. The updates may not be synchronized to the open source. If you need the iTrustee SDK, please contact Huawei and sign the disclaimer to obtain the latest version.

Parent topic: Setting Up the TA and CA Development Environment