Vulnerability Analysis is the process of scanning the system for these flaws & loopholes and reporting as a systematic review of all the security weaknesses that exist. Evaluation of the system is done in order to determine if it is susceptible to any known vulnerabilities. Penetration Testing is defined as the process of an authorized simulated cyberattack on an information system, performed to evaluate its security & network with various malicious techniques. The weak points of a system are exploited in this process.