Public key infrastructure-based first inserted subscriber identity module subsidy lock

摘要

A method, telecommunication apparatus, and electronic device for securely creating an identity data block are disclosed. A secure memory 208 may store a unique private key 326 associated with a unique public key 328. A processor 204 may generate the identity data block 332 in the secure memory 208 using the unique private key 326. The processor 204 may erase the unique private key 326 from the secure memory 208.

主权项

1. A method for securely creating an identity data block on a mobile device, comprising:
storing in a secure memory of the mobile device a unique private key associated with a unique public key; receiving subsidy lock data after storing the unique private key; generating the identity data block using the subsidy lock data and the stored unique private key; and erasing the stored unique private key from the secure memory.