I think it is great! that Mastercard has come up with an online web based tutorial on how merchants can help combat fraud and business loss as a result. The layout and presentation is eye catching, simple and a very effective learning tool. To learn more click here
Note however, that there are slight differences in process in the local context. For example, customers who hold chip cards must sign all transaction slips regardless of whether his/her pin was entered at the Terminal, where as they may not have to do so in the US or Europe.
Visa’s training materials seems to be merely text based and can be found here