PINPAD

• Input PIN specification

If no input is entered, it will timeout after 1 minute, and the interval for each PIN input is 10s after the input begins

• -97536(0x17d00) means operation is canceled

Logs are like:

######Hooker::HOOKER_CTRL_EVENT_Cancel

HAL_Pinpad : Operation canceled

• Encrypt specification

Plain date should be multiple of 8.

• -76800 means break rules about data sensitivity

For master key/transport key, can not inject same key with the current existed key in the terminal(includes the keys in both the currently injected index and other indexes).

For user key(session key), under the protection of a master key, the injected userkey cannot be the same as the existed userkeys.

Please notice, for every bytes of the key, if only the last bit of the byte is different, that is same too.