Not only the security software but others too generate logs that could have some relevance to the security aspect of the computers, networking, or systems in an organization. Sometimes logs from external devices like the wireless access points that are results of your usb Policy might also generate such data and information which could turn out to be vital from the security point of view.

You require an efficient security information management system in place to deal with all these information you gather. You need to take initiatives, both operational and in auditing and should also take up demonstration of the compliances and the regulations. Mostly, the logs that are generated by external devices or internal software are used as supplementary information sources to put in place an effective security system.

An enterprise security management process requires that you must focus on such logs that are important from the security point of view ignoring the routine and irrelevant ones. Sometimes they will contain identifiable information like the social security number by which you can identify the potential hacker or intruder. Such information will be extremely useful for detection and prevention purposes. For appropriate security, you may also use vulnerability management software and authentication servers that would detect any authentication attempt made on your system or network by others.

All these security aspects would however, be highly dependent on an effective log management  process to be introduced by you in your network or system.