Paul HENRYS <paul.henrys_ext@softathome.com> says: This serie of patches adds a new tool to authenticate files signed with a preload header. This tool is also used in the tests to actually verify the authenticity of the file signed with such a preload header. Link: https://lore.kernel.org/r/20250224212055.2992852-1-paul.henrys_ext@softathome.com