Obama also emphasized that as we get better, the hackers will get better too. Some of the most widespread threats to Internet security are Trojan horses, worms, viruses, hackers, social zero day attacks, Denial of Service (DOS) attacks, corrupted IP packets, spam etc. However, it is nearly impossible to make the Internet completely secure, important. Advances in security technology have been made to make this idea a reality. Data encryption, firewalls, privacy etc. are some of the main approaches to security. Encryption protects data by encrypting it, preventing unauthorized access to the data. Encoding the data is somewhat enough to deter the casually curious person, however it does not prevent the serious hacker from committing