Computer networks are susceptible to receive attacks. Regular network audits provide important information about the security level of the different assets that are available.
In this context, should know the methodologies necessary to keep systems protected at all times.
During the course of testing methods work based OSSTMM (Open Source Security Testing Methodology Manual) protocol security audit at all levels: network, telephony, presence, databases, servers, ...
If the student has no knowledge of computer security it is recommended to take the course Computer Security Introduction before this.