Method and apparatus for supporting dynamic change of authentication means secure booting

An electronic device comprising:

• a first memory configured to store a plurality of initial certificates including a first initial certificate and a second initial certificate;
• a second memory configured to store a certificate selection information indicating the initial certificate selected among the first and second initial certificates;
• and
• at least one processor configured to execute a verification module to verify a boot image of the electronic device using the first initial certificate when the certificate selection information indicates the first initial certificate and using the second initial certificate when the certificate selection information indicates the second initial certificate.

A storage medium storing commands, wherein the commands are configured to perform, when the commands are processed by at least one processor, at least one operation by means of the at least one processor, the at least one operation comprising:

• storing plural initial certificates including a first initial certificate and a second initial certificate;
• designating the first initial certificate as a root certificate for secure booting of the electronic device;
• and
• switching the initial certificate from the first initial certificate to the second initial certificate in response to a request.