The popularity of the
Internet across multiple devices, from smart phones to tablets, to a myriad of
objects they acquire intelligence and connectivity, cyber universe has expanded
to about the limit. This digital age in which they are immersed not only end
users but also, obviously, companies and public entities, has also brought new
risks: the criminals are already aware that the Internet is now the breeding
ground for carrying out their attacks. with the increase in risks,Information
Security Course are in high needs. The hackers of the past, which only attacked
to show your skills and computer skills have given way mostly to full-fledged
criminals seeking in their actions a financial interest.
What is network security?
Network security is a
security level that ensures that the operation of all machines in a network is
optimal and that all users of these machines have the rights that have been
granted to them
This may include:
· prevent unauthorized persons involved in the system for evil
purposes
· prevent users from making unintentional actions that could
damage the system
· secure data by anticipating failures
· ensure that services are not interrupted
The causes of insecurity
Generally, the
uncertainty can be divided into two categories:
· A state of insecurity active, ie, lack of knowledge of the user
about system functions, some of which can be harmful to the system (for
example, disable the network services the user is not required)
· a passive state of insecurity; ie, when the administrator (or
user) of a system is not familiar with the security mechanisms present in the
system.
The aim of the attacking
The attackers (also
called "pirates" or "hackers") may have many reasons:
· attraction to the forbidden
· the desire for money (for example, violating a banking system)
· reputation (impress your friends)
· the desire to do damage (destroy data, cause a system not work)
· The behavior of the attacker
Frequently, the target
for an attacker is able to control a machine to perform desired actions. There
are several ways to accomplish this:
· obtaining information that can be used in attacks
· exploiting system vulnerabilities
· forcing a system to break it
How can you protect
yourself?
· keep yourselves informed
· know your operating system
· limits access to the network (firewall)
· limit the number of entry points (ports)
· define an internal security policy (passwords, activation of
executable files)
· make use of security utilities (registration)
Against this background
the Information
Security Training has become a topic of great interest to consumers and
organizations of all kinds. In order to information on this topic,
organizations and individuals are requested to visit www.iicybersecurtiy.com Posted by Webimprints.
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