BACKDOOR INTRODUCTION

Backdoor is a malicious program which is installed in your machine without your knowledge mostly when you have download free software , games , songs and etc from the internet. Once it installed in your machine by attacker he get the full access in your computer it can also bypass the security or antivirus couldn't detect it. But its not always used to harm your pc but sometimes used to troubleshooting the machine like programmers or system administrator installed backdoor in your machine to troubleshoot your desktop or computer but if attacker get to know you have installed backdoor he will get into your network or harm your network or machine.