Free security tools: Pros and Cons
Dario Valentino Forte · Network Security · 1999
Open Source is now an established phenomenon: basic products such as LINUX, “x” BSD and BeOS are already widely available. There are two main factors driving this expansion: costs are very low and it is relatively simple — though not exactly within everyone's capabilities — to implement an infrastructure based on software completely supported by the international community, with no purchase costs. For this reason, operators have recently focused their attention on system and network management products, with particular emphasis on security.