Krakow2016.com, i.e. the official website of the World Youth Day was visited during the event by 1.2 million unique users. Maintaining the environment for hosting, traffic monitoring and first of all, protection against DDoS attacks was commissioned to 3S Data Center SA., data center operator from Katowice. For over 2 years the website has belonged to one of the most important projects of E NET PRODUCTION Sp. z o.o. , responsible for its performance and service administering.