From some recent years maintaining security in computer system leads many problems by the APT attacks. These APT attacks are widely impacted in various industries. The team advanced persistent threats refers to well-formed, malicious group of persons who targets to attacks against specific computer systems. The attacks themselves enduring, difficult to find and most often use very advanced hacking techniques. There are many methods to increase the security level of organization in order to maintain these incidents. First approach is improving administrator’s education about these kinds of security issues. Second is developing strict security policies. That includes access control and restrictions (to information or network), protecting information by encrypting it and installing latest security upgrades.

Keywords : RISC, MIPS, Xilinx Tool, Verilog-HDL, RTL, FPGA.