JOHANNESBURG, July 22 (Reuters) - A cyber attack has disrupted container operations at the South African port of Cape Town, an email seen by Reuters on Thursday said.

Durban, the busiest shipping terminal in sub-Saharan Africa, was also affected, three sources with direct knowledge of the matter told Reuters.

Cape Town Harbour Carriers Association said in an email to members, seen by Reuters: "Please note that the port operating systems have been cyber-attacked and there will be no movement of cargo until the system is restored."

Read more: Reuters