Definition Subnetting

Definition Subnetting
Posted on August 22, 2011 by ilmushoru

so, what is subnetting?? According to the dictionary, subnetting is the division of a group of IP addresses to be part - smaller sections. The purpose in doing this subnetting are: 1. Divide the class into part of a network - a smaller part 2. Placing a host, whether it be in one network or not 3. Regularity.

Definition of Back Door

Definition of Back Door
Posted on October 26, 2011 by ilmushoru

Back door is a special access made ​​by a programmer to be able to get into the system. Not all programmers understand each command contained in the operating system. In the operating system a programmer to enter specific commands. Of the commands is a hacker can pass commands to be followed when a person enters an operating system but the inserted code does not affect the performance of the operating system.

(Dictionary of hackers, Dony Ariyus)

So bro, backdoor arguably also an alternative way to get into a system without being noticed by the system operator. Backdoor usually made ​​for just in case the main entrance to the system error. Backdoor also be made ​​outside the system, the hackers usually made​​, so that the system can access the data without entering the main door system. (ilmushoru)

How to Open Hidden Files and Folders?

How to Open Hidden Files and Folders
Posted on July 26, 2012 by ilmushoru

How to unlock hidden files and folders,

Sometimes we have to hide for security  files or folders important, and one way is to hidden files.

Now what if we can not make our files unhidden as other things such as a virus we can not bring up the file in windows explorer dihidden.
follow these steps:
1. go to the directory where you saved the file
for example: D: \ files \ or D: it can also be to ensure that
file really missing or dihidden
2. open a command line by clicking start-> run-> type "cmd"
3. after typing your directory for example:
if you're still on the C: then go to D: by typing "D:",
after that type "cd directory name" or can also type "cd D: \ files \"
4. after entry into the directory it is time to
dihidden reset all the files that can be accessed again
5. type

attrib-s-h *. * / s / d

press enter ..

- Hopefully Helpful .. : D

Definition of Firewall

Definition Firewall
Posted on November 2, 2011 by ilmushoru.wordpress.com
A firewall is a software (software) that is installed in a computer network and serves as a barrier to access burglary specific interests like a sieve. All incoming and outgoing to a network have to go through this screening so that access could be restricted dangerous. This filter can also be used to prevent the theft of valuable data from the network from outside the network.
Firewalls act even before the attack. Firewalls can be either software or hardware or both that protects your computer by monitoring and filtering all data packets in and out of your computer to the internet. Firewall analyzes data packets and learn:
Sources of data packets,
computer to which the data packet,
protocols used,
contents of data packets,
Thus, if you are using a firewall, then you can:
Blocking packets from specific addresses,
blocking the exchange of data between one PC to another in accordance with a specified,
prevent the use of certain protocols,
reject packets dengna certain words in it.

(dictionary Hacker: Dony Ariyus)