Peter Kálnai Peter Kálnai is a malware researcher at ESET. As a speaker, he has represented ESET at various international conferences including Virus Bulletin, AVAR, CARO Workshop, OFFZONE and cyberCentral. He hates mostly malware like crypto-ransomware, because it displays hardly any inventiveness and has a very destructive impact on the victim. His golden rule for cyberspace is always to prioritise security measures over user comfort. In his free time he enjoys foosball and travelling.