The invention relates to the technical field of entrance and exit control, and discloses a
smart community visitor reservation and dynamic
authorization management method and
system, and the method comprises the steps: 1, obtaining visitor information, verifying a visiting time window, generating a passable controlled
point set, and forming a reservation
record; 2, generating an
authorization granting
record containing an
authorization identifier, a version number and an authorization state
machine based on the reservation
record, and progressively increasing the version number during change; 3, generating a visitor passing
voucher based on the authorization granting record; 4, issuing an authorization issuing instruction and recording the
water level of the equipment version; 5, when the reservation is changed, updating the authorization granting record and resending the authorization issuing instruction; step 6, the end side equipment executes version, state, time window and range
verification; and step 7, determining a synchronization state according to the equipment version
water level, and resending the authorization issuing instruction when the synchronization state is not completed. According to the invention,
consistency management and controllable updating of authorization data between the visitor reservation information of the
smart community and the entrance and exit
control equipment are realized.