A transmission apparatus capable of transmitting a first content stored in a first storage area to a receiving apparatus includes a determination unit configured to determine whether the receiving apparatus has authority to access a second storage area storing a second content associated with the first content, a storage unit configured to store the second content in a third storage area different from the second storage area in a case where the receiving apparatus does not have authority to access the second storage area, and a transmission unit configured to transmit to the receiving apparatus access information for accessing the third storage area storing the second content by the storage unit.