# Security

This section describes documentation about the security architecture of coreboot.

## Vendor

- [Verified Boot](vboot/index.md)
- [Measured Boot](vboot/measured_boot.md)
- [Memory clearing](memory_clearing.md)

## Intel TXT

- [Intel TXT in general](intel/txt.md)
- [Intel TXT Initial Boot Block](intel/txt_ibb.md)
- [Intel Authenticated Code Modules](intel/acm.md)

## SMM

- [System Management Mode](smm.md)