Frederik Weidemann is Head of Consulting at Virtual Forge GmbH with a focus on SAP Security for eight years. He is co-author of the first book on ABAP Security "Sichere-ABAP Programmierung" by SAP Press and spoke at several SAP and Security related conferences like RSA, OWASP and DSAG. Frederik frequently teaches on secure ABAP programming (course WDESA3) at SAP University in Walldorf and on SAP security for Virtual Forge's customers. He also writes articles on SAP Security on a regular basis and has found numerous Zero Day defects in Business Software. Frederik holds a German Diploma in Computer Science and scored several Capture-The-Flag hacking contests first or second place during his time in university.