| 摘要 |
A method and apparatus for downloading a Secure Micro (SM) bootloader of a receiver in a Downloadable Conditional Access System (DCAS) is provided. The method includes generating, by a transmitter, an SM bootloader for the receiver and adding the generated SM bootloader to firmware to be transferred to the receiver, sending, by the transmitter, the firmware to the receiver, and performing, by the receiver, registration by receiving the firmware, locating an SM bootloader in the firmware, and registering the located SM bootloader. In the DCAS, a receiver may download or install an SM bootloader through an online or offline procedure.
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