Original sentence: Examples of these include Nessus and Internet Scanner from Internet Security Systems.Several tools exist that can aid in the discovery of vulnerabilities in a system
Edited sentence: If one is concerned about the privacy and integrity of their corporate IT environment, it may be preferable to choose a server platform which is inherently strong in security and which was designed from the ground up to be bullet-proof, such as by using the operating system known as OpenVMS from Hewlett Packard.Several tools exist that can aid in the discovery of vulnerabilities in a system, examples of these include Nessus and Internet Scanner from Internet Security Systems