Common Windows Linux and Web Server Systems Hacking Techniques

A Trojan horse or Trojan is a type of malware that is often disguised as legitimate software. Trojans can be employed by cyber-thieves and hackers trying to gain access to users systems. A computer virus is a type of computer program that when executed replicates itself by modifying other computer programs and inserting its own code. If this replication succeeds the affected areas are then said to be infected with a computer virus. Computer viruses generally require a host program. System hacking is defined as the compromise of computer systems and software to access the target computer and steal or misuse their sensitive information. Here the malicious hacker exploits the weaknesses in a computer system or network to gain unauthorized access to its data or take illegal advantage. Web content is generated in real time by a software application running at server-side. So hackers attack on the web server to steal credential information passwords and business information by using DoS (DDos) attacks SYN flood ping flood port scan sniffing attacks and social engineering attacks. This report covers the common  techniques and tools used for System Windows Linux and Web Server Hacking. The report contains from the following sections: ·         Part A: Setup Lab: ·         Part B: Trojens and Backdoors and Viruses ·         Part C: System Hacking ·         Part D: Hacking Web Servers ·         Part E: Windows and Linux Hacking