
Walter Cuestas
Open-Sec/Red Teamer/Pentester
Pentester and Red Teamer for Open-Sec LLC and Cobalt Labs Inc with more then 20 years of experience focused on infrastructure and web applications pentesting and red team operations. Speaker at DEF CON 2020, and instructor at DEF CON 26 (Lateral Movement workshop). Speaker in several hacking, and cybersecurity conferences in Latam.
