1. IntroductionA firewall is a system or group of systems that enforces an access control policy between networks
Mostly the goal is to protect TCP/IP networks
Other possible firewalls: between applications on a windows environment,...
Understanding Viruses And Comrades (Virus Variants)
Understanding Computer Viruses
A computer virus is a computer program that duplicate or replicate by inserting a copy or copies of itself into the storage media / documents and into the network secretly without the knowledge of computer users....
Trojan horse tutorial
Trojan horse or Trunyan horse (Troy) , or better known as a Trojan in the computer security refers to a form of suspicious software (malicious software / malware) that can damage a system or network. The purpose of the Trojan was to obtain...
Firewall what, how and why tutorial
A firewall is a system that regulates network services that require an entrance and exit must pass through a wall system. In these systems will be emphasized in coming in from which packets are sent, to which the package was addressed, who...
Computer Virus
Virus included in Malicious code. Malicious code is a program that when executed will cause something undesirable in the user. User systems do not usually pay attention to this program to find the damage. This malicious code can cause damage...
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