Method to update an OS installed in a secure element, corresponding system and secure element

A system comprising an Operating System (OS) update platform exposing a same ES9+ interface as a SM-DP+, said system comprising a secure element cooperating with a terminal, said secure element and said terminal being comprised in a device, said secure element being able to update an Operating System (OS) upon receiving an Operating System (OS) update script of an Operating System (OS) update platform of a manufacturer of said secure element, said terminal comprising a Local Profile Assistant (LPA), wherein:

• said Local Profile Assistant (LPA) is triggered to connect to said Operating System (OS) update platform by using the ES9+ SM-DP+ protocol as defined by the GSMA;
• said Local Profile Assistant (LPA) downloads said Operating System (OS) update script in an Issuer Security Domain-Profile (ISD-P) of said secure element and installs said Operating System (OS) update script in said Issuer Security Domain-Profile (ISD-P) of said secure element, said installation resulting in an update of said Operating System (OS);
• after execution of said installation of said update of said Operating System (OS), said secure element returns an execution result to said Operating System (OS) update platform through said Local Profile Assistant (LPA).

A secure element cooperating with a terminal, said secure element and said terminal being comprised in a device, said secure element being able to update an Operating System (OS) upon receiving an Operating System (OS) update script of an Operating System (OS) update platform of a manufacturer of said secure element, said terminal comprising a Local Profile Assistant (LPA), wherein:

• said Local Profile Assistant (LPA) is triggered to connect to said Operating System (OS) update platform by using an ES9+ SM-DP+ protocol as defined by the GSMA;
• said Local Profile Assistant (LPA) downloads said Operating System (OS) update script in an Issuer Security Domain-Profile (ISD-P) of said secure element and installs said Operating System (OS) update script in said Issuer Security Domain-Profile (ISD-P) of said secure element, said installation resulting in an update of said Operating System (OS);
• after execution of said installation of said update of said Operating System (OS), said secure element returns an execution result to said Operating System (OS) update platform through said Local Profile Assistant (LPA).