Cloud computing is offering some very interesting alternate options to desktop and laptop computing. IBM Internet Security Scanner (ISS) is a vulnerability assessment scanner focused on enterprise customers for assessing network vulnerabilities from an external and inner perspective. The software program runs on brokers and scans various community gadgets and servers for recognized security holes and potential vulnerabilities. The method is comprised of network discovery, information collection, analysis and reports. Knowledge is collected from routers, switches, servers, firewalls, workstations, operating programs and network companies. Potential vulnerabilities are verified by means of non-harmful testing and suggestions made for correcting any safety issues. There is a reporting facility accessible with the scanner that presents the knowledge findings to firm staff.