The Computer Security (COSEC) Lab is a research group in the Department of Computer Science at UC3M. The Lab was founded in 1995 and is headed by Professor Arturo Ribagorda. It currently employs 20+ people working on different areas of computer security research and education. We hold regular Seminars and workshops on cybersecurity topics. Attendance is not restricted to members of our lab and we welcome visitors from other universities, companies, or other organizations.