Carlos Cilleruelo Rodríguez holds a degree in Computer Engineering from the University of Alcalá and a master's degree in cybersecurity from the Universitat Oberta de Catalunya. He is currently pursuing doctoral studies related to cybersecurity at the University of Alcalá where he also works as a researcher. 

Apart from his work at the university, Carlos also works as a cybersecurity expert for several companies doing pentesting and forensic analysis among others.