All the data sets used in the competition (including correct labels of test examples) were made available to members of registered teams, however, to gain access you need to write a request to firstname.lastname@example.org with the name of your team, affiliation, and an intended purpose of the data usage. You should also briefly describe your planned research.
If you are using the competition data in your publications, please consider adding a reference to our BigData 2019 paper:
Andrzej Janusz, Daniel Kałuza, Agnieszka Chadzynska-Krasowska, Bartek Konarsk, Joel Holland, Dominik Slezak: IEEE BigData 2019 Cup: Suspicious Network Event Recognition. BigData 2019.