International Journal of Advance Research and Innovation

In today‘s world the explosive growth of the Internet has brought many good things such as E-commerce-banking, E-mail, Cloud Computing. Most organizations, governments are linked to the internet in some way or the other, but the question arises ̳how safe are they‘. There is also a Dark side to all the progress such as Hack-ing, creation of Backdoors, phishing etc.This paper elucidates in brief about what hacking is, discusses its scope, types of hackers and the techniques employed by them. Itarticulates on the growing trend of smart mailers, which can send mails from any possible email,working with Kali which is an offensive software penetration tool and a provides a demonstration of SQL injection and various vulnerabilities still existing in today‘s sites. The paper also lays out the example of various gaping vulnerabilities found by the authors of this paper in govern-ment websites. Hacking is the first big problem faced by Governments, companies, and private citizens alike around the world. Hackers today are invading privacy like reading e-mail, stealing credit card number shopping sites, and putting it out on the web for everyone to see. The paper and other discussions help the common people and organizations to understand the loopholes, and even if the people can‘t rectify it least they can pre-vent themselves.