Study

is the concealment of information or resources. Also, there is a need to keep information secret from other third parties that want to have access to it, so just the right people can access it.

is the trustworthiness of data in the systems or resources by the point of view of preventing unauthorized and improper changes. Generally, Integrity is composed of two sub-elements – data-integrity, which it has to do with the content of the data and authentication which has to do with the origin of the data as such information has values only if it is correct.

refers to the ability to access data of a resource when it is needed, as such the information has value only if the authorized people can access at right time. Denying access to data nowadays has become a common attack. Imagine a downtime of a live server how costly it can be.

is when someone gains access to a server, website, or other sensitive data using someone else's account details.

Is a Person who tries and exploits a computer system for a reason which can be money, a social cause, fun etc.

Is an action or event that might compromise the security.

It is a weakness, a design problem or implementation error in a system that can lead to an unexpected and undesirable event regarding security system.

Is an assault on the system security that is delivered by a person or a machine to a system. It violates security.

Is a software that operates on different OS which is used to prevent from malicious software.

Is a technique that a hacker uses to stole data by a person for different for purposes by psychological manipulation combined with social scenes.

It is a malicious software that installs on your computer without your consent for a bad purpose.

It is a software or hardware which is used to filter network traffic based on rules.

The idea is to install just a restricted number of applications in your computers, which are useful as well as are genuine.

In case your computer is hacked and your files are damaged, you should have the possibility to again have access to your files. An example is Windows System Restore or Backup.

The data that is accessed over the network is best to be provided only to the authorized users. Use usernames and passwords!!!

Generally a good practice is to encrypt hard disks or removable devices, the idea behind this is in case your laptop or your removable USB is stolen and it is plugged in another machine it cannot be read. A good tool for this is Truecrypt.

Systems which are accessed over the network is best to be provided only to the authorized users. Use usernames and passwords!!!

Again like the case of Network Authentication, if you have a network storage or a network folder shared, it is good to be encrypted to prevent any unauthorized user who is listening to the network to read the information.

Nowadays email or instant messaging is widely spread and it is the number one tool to communicate. It is better that the communication to be encrypted between the end users, a good tool for this is PGP Encryption Tool.

When a new virus is detected in the cyberspace, antivirus producers start writing programs (updates) that scans for similar signature strings.

This method generally checks for manipulated files in OS from the viruses.

This method is used basically to detect Trojans and it checks the request made by the operating system for network access.