"WHO NEEDS MY MAIL?" THE FIRST STEPS TO PERSONAL CYBERSECURITY There is no unnecessary information, the intruders are interested in any information, including private data of ordinary users. It's easy to improve your own cyber safety in dozens of times, but it's important to do it in correct way. The speech is addressed to those cyber security enthusiasts who really want to protect themselves, but do not know where to start and which proven tools (often free) apply. As former deputy head of Cybercrime Division at Security Service of Ukraine, Kostyantyn was one of the founders and the first head of CERT-UA. After resigning from the service, Kostiantyn acted as Regional Director for Ukrainian Research Office of iSIGHT Partners, international cyber threat intelligence company. Currently, Kos combines numerous roles in Ukrainian cyber security community, including his Chairmanship for NGO Ukrainian Information Security Group and strategic leadership for cybersec company Berezha Security.