Virus Scanning & Detection Using Cryptographic Hash Function

This paper provides the abstract detail of computer virus scanning and detection. The computer virus is a more harmful for the computer. People use computers for all kinds of activities such as online games, E-marketing, entertainment, emails, Social media, study, research, etc. The risk of infection with malicious software on the computers is increasing day by day. Most of user in all over world are facing the problem related to the thread it has been very difficult to prevent computer from being infected. The virus spread through computer and network. Many engineers have developed antivirus software to prevent virus from attacking your computer system. This research paper shows the description of preventing of computer virus and the serve related research works in fields and to develop an advisory program to help ordinary users learn about computer viruses and antivirus, understand the various features of antivirus software products, and select appropriate anti-virus software to protect their computers.