The security of IT systems used in a multi-national company dealing with the sensitive data of millions of customers is definitely a hot topic. Ensuring their protection is a fundamental duty for everyone, especially for those who collect and process this data within the company. What is the worst enemy of cyber security? Carelessness, combined with a great deal of reckless behaviour. In other words, this means using simple passwords, leaving computer stations unattended or opening suspect emails. The risk is always present, like a spiteful monkey or an octopus with thousand tentacles, the main characters of all five motion graphics videos, which were as usual written, illustrated and animated by us.