SignedCapsulePkg

This package provides a signed capsule solution in EDKII to support a secure capsule update and recovery solution.

Source Repository: https://github.com/tianocore/edk2/tree/master/SignedCapsulePkg

A whitepaper to describe the capsule design: https://github.com/tianocore-docs/Docs/raw/master/White_Papers/A_Tour_Beyond_BIOS_Capsule_Update_and_Recovery_in_EDK_II.pdf

Wiki page with additional information:

Capsule-Based Firmware Update and Firmware Recovery