Although ID and password are two items, because they belong to the same authentication factor (knowledge), they are single factor authentication (SFA). It is really because of their low cost, ease of implementation and familiarity that passwords that have remained the most common form of SFA.
The 1936 Berlin Olympic Games had been handed to Berlin before the Nazis came to power but now it was the perfect opportunity for Hitler to demonstrate to the world, how efficient the Nazi Germany was.
The swimming competitions at the 2008 Summer Olympics took place from 9 to 17 August 2008 at the Beijing National Aquatics Centre. The newly introduced open water marathon events (10 km) were held on 20 and 21 August 2008 at Shunyi Olympic Rowing-Canoeing Park.