# Security

This section describes documentation about the security architecture of coreboot.

## Vendor

```{toctree}
:maxdepth: 1

Verified Boot <vboot/index.md>
Measured Boot <vboot/measured_boot.md>
Memory clearing <memory_clearing.md>
```

## Intel TXT

```{toctree}
:maxdepth: 1

Intel TXT in general <intel/txt.md>
Intel TXT Initial Boot Block <intel/txt_ibb.md>
Intel Authenticated Code Modules <intel/acm.md>
```

## SMM

```{toctree}
:maxdepth: 1

System Management Mode <smm.md>
```