Brazil has been going through a lot of turmoil lately but this hasnt stopped officials from thoroughly preparing for the 2016 summer Olympics. In-built analytics make it easier for athletes and their coaches to come up with personalized training plans based on their performance, heart rate, injuries, and recoveries. Visa introduced an NFC ring specifically for athletes to make easier and faster transactions throughout the competition. The Olympics are not exempt from hacker attacks, malicious apps or Wi-Fi. Users are advised to connect to the official network and to avoid downloading suspicious apps which ask for personal information.”]