24 years old senior Redteam offensive security expert at Telefonica TECH. Previously worked as a redteam member for another company, as a pentester, security and systems auditor. Also worked as a robotics teacher at a private school in Switzerland. Writing about security in English, Spanish and Japanese at dev.to/terceranexus6 and speaking about technology on a social radio in Madrid. Co-founded a digital rights and privacy awareness association in Spain called Interferencias with more than 1k members. Also tattooing.