posted by elizarrj on January 05, 2018 13:49 as Tutorials

Tips to Protect Your PC Files from External Attack

By: Paul Wilson

Essential to peace of mind is protecting the PC and your online privacy. When connected to the web, your work and data is open to attacks of various kinds including harmful downloads. A simple game, picture, or program may be the vehicle for malevolence. So, you need to check whether every file that you download, open, or save, is safe or whether there are irregularities of any kind.

Protect your PC by:

  • Blocking hackers and viruses by installing the latest firewall and antivirus software. It is advisable to install a software firewall even if you have a hardware firewall in your system. A software firewall is designed to query whether or not it should permit "X," access. The user can specify which applications can access the port and which cannot. A bi-directional firewall such ...


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NOV 17
posted by elizarrj on November 17, 2017 20:27 as General

What is phishing?

Phishing is a form of fraud in which the attacker tries to obtain sensitive information such as usernames, passwords, and financial information often for malicious reasons by masquerading as a reputable entity or person in email, IM, phone, or other communication channels.  For education on how to detect phishing, check out https://www.antiphishing.org/ 

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NOV 17
posted by elizarrj on November 17, 2017 20:21 as Tutorials

What is Social Engineering?

Social Engineering is a type of attack that relies on human interaction; a psychological manipulation of people into performing actions or divulging confidential information to gather information to conduct fraud or system access.  Social Engineering can happen in many scenarios and expands beyond a computer, such as telephone calls or someone trying to physically access an area without authorization (tailgating).

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JUN 26
posted by elizarrj on June 26, 2017 14:13 as General

Throughout the world of computers, it’s simply amazing just how many people are scared to death of losing their data.  Most of those who are scared, don’t give a second thought to backing up their data.  Even though the thought may be the same, most people are worried more about losing their data than actually backing it up - which can prove to be a downfall in the face of disaster.

The process of backing up files is done by using servers, floppy disks, CD, DVD, external hard drives, or other methods to keep the data protected.  This way, when something happens to your hard drive and you lose your information, you’ll have the information backed up so that you can easily access it again.  Data that is important, such as tax files or business records should always be backed up, to ensure that nothing happens to it.

If you are using ...


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posted by elizarrj on April 03, 2017 11:08 as General

Anti-Virus software consists of programs on your computer that make an attempt to identify and keep computer viruses off your computer. The anti-virus software will most likely use a couple of different techniques to make sure the viruses stay off your computer. The software will start to scan all your files you have saved so that it can search for known viruses that will match definitions in a dictionary made only to detect a virus. Having anti-virus software will protect your computer from any virus an unknown person could give you.

The software will identify suspicious behavior from any computer program that might show signs of infection. These analysis may also include data captures, port monitoring and other methods that you may or may not be familiar with. Almost all commercial anti-virus software use both of the following approaches, with an emphasis on the virus dictionary approach.

The approaches are first ...


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