Security hardened UEFI BIOS firmware is flashed in the device.
| Component | Purpose | Description |
|---|---|---|
| Digital Signatures | Protect BIOS | Device BIOS is protected over the whole lifecycle through digital signatures |
| Secure Boot | Verified boot artifacts | With this feature, UEFI BIOS only launches boot artifacts that have been verified and remain unaltered. These artifacts are provided in IED-OS and are digitally signed by Siemens. |
| Device-ID | Hardware Authenticity | During manufacturing Certificate process, the device certificates are issued to provide proof-of-origin for the device |
| Password Protection | Authorized & Authenticated access into BIOS configuration Menu | BIOS can be configurable to activate authentication & authorization features in the BIOS menu item. It is possible to maintain it to enable/disable. |