\Title{An analysis of offensive capabilities of eBPF and implementation of a rootkit} \Author{Marcos Sánchez Bajo} \Copyright{\copyright Marcos Sánchez. Some rights reserved. This document is under terms of Creative Commons license Attribution - Non Commercial - Non Derivatives.} \CopyrightURL{http://creativecommons.org/licenses/by-nc-nd/3.0/es/} \Keywords{Backdoor\sep Berkeley Packet Filter\sep Implant\sep Command and Control\sep Linux kernel\sep Malware\sep Computer security} \Subject{Computer Science}