公开(公告)号：US09881150B2

公开(公告)日：2018-01-30

申请号：US15237871

申请日：2016-08-16

Applicant: Conversant Wireless Licensing S.a.r.l.

Inventor： Nadarajah Asokan ,  Janne Mantyla ,  Reza Serafat

IPC: G06F21/00 ,  G06F21/51 ,  H04L9/32

CPC classification number: G06F21/51 ,  H04L9/3242 ,  H04L9/3247 ,  H04L63/12 ,  H04L63/168

Abstract: A method for verifying the integrity of platform software of an electronic device is provided, the method comprising accessing a module of said platform software, obtaining a signature (S), obtaining a verification key (VK), said verification key (VK) corresponding to a signing key (SK), verifying if said signature (S) was derived by signing said platform software module with said signing key (SK), by using said verification key (VK), and establishing a positive verification of said platform software module if said verification is successful. The invention also provides a method for providing a platform software module to perform the aforementioned method, and a device on which the aforementioned method can be performed.

公开(公告)号：US10482238B2

公开(公告)日：2019-11-19

申请号：US15847284

申请日：2017-12-19

Applicant: Conversant Wireless Licensing S.a.r.l.

Inventor： Nadarajah Asokan ,  Janne Mantyla ,  Reza Serafat

IPC: H04L29/06 ,  G06F21/51 ,  H04L9/32

Abstract: A method for verifying the integrity of platform software of an electronic device is provided, the method comprising accessing a module of said platform software, obtaining a signature (S), obtaining a verification key (VK), said verification key (VK) corresponding to a signing key (SK), verifying if said signature (S) was derived by signing said platform software module with said signing key (SK), by using said verification key (VK), and establishing a positive verification of said platform software module if said verification is successful. The invention also provides a method for providing a platform software module to perform the aforementioned method, and a device on which the aforementioned method can be performed.