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Latest posts by Anna Tejeda (see all)
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What are the differences between Adware Virus, Worms, Spyware, Trojan, Rootkits, Backdoors, Logic bomb, Botnets
Security breaches is a big problem that concerns every company. Many businesses are still unprepared or not protected at all from a variety of security threat. There are many causes and many type of security threat. These threats are referred to as malicious software program also known as “Malware”. Some of them are not even known by the average computer users. Below are the most known malware that can harm our computers, each one will be define along with their characteristics. Adware: They are designed to display advertisements on your computer, redirect your search request to advertising websites and collect marketing-type data about you- in instance- the types of websites that you visit-so that customized adverts can be displayed. There is no signs of the program in your computer’s system making its presence unknown and challenging to detect. Visiting an infected website can result in unauthorized installation of adware on your computer. Virus: Is design to spread from host to host. It has the ability to replicate itself. A computer virus is a type of malicious program written to alter the way a computer operates. It is also designed to spread from one computer to another. A virus operates by inserting itself to a legitimate program in order to execute its code. Worms: A computer worm is a self-b replicating computer program that penetrates an operating system with the intend of spreading malicious codes. Worms utilizes networks to send copies of the original code to others computers. Worms cause harm by consuming bandwidth or sometimes deleting files or sending document via e-mail. Worms can also install backdoor on computers. Worms are often...
Latest posts by Abdoulaye Ba (see all)
In computing technology, the term “wired” is used to differentiate between wireless connections and those that involve cable. A wired setup uses physical cables to transfer data between connected PCs. In a small wired network, a single router may be used to connect all the computers. Larger networks often involve multiple routers or switches that connect to each other. On of these devices typically connects to a cable modem such as T1 line or other type of Internet connection that provides Internet access to all devices connected to the network. Nowadays, most of big enterprises choose wire connection over the wireless. There are many reasons why these corporations decide to implement a wire internet. Below we will be studying some of the main advantages of the wire connection. Cost: Since companies are always trying to save money and generate more revenue, cost is one of the main reasons wire connection is an option. Cables, switches are not expensive. Wire connection is cheaper than the wireless. In another hand, Ethernet consume less power . Using Ethernet improve laptops battery life. Reliability: Wire connection is known to be very reliable. Therefore, reliability is one of the reason why some companies choose to implement the wire Internet. Ethernet, cables, switches are reliable because manufacturers have improved their technology over several decades. Speed and Bandwidth is very high with the wire connection. We are talking about up to 100 Mbps. Nowadays most IT professionals choose fiber optic cables for less attenuation and electromagnetic interference (EMI) Security: Wire connection is very handy if you have sensitive data that you want to secure using some software...
Latest posts by Abdoulaye Ba (see all)
If you are looking to get into a networking field you will want to receive the CompTia Network+ certification to get a basic understanding of networking. This will teach you many of the industry’s standard practices and guidelines for networking as a whole. It is important that you understand what you are supposed to learn before taking this exam. It can be a time-consuming process even if you have a basic understanding of networking already. It is important to try and find official documentation and practice tests for review to make sure you know the terminology they utilize. It can be difficult to go in with knowledge you possess, as you may misunderstand questions if you do not study their way. The following steps can help you prepare to study for the exam the correct way and become certified in no time. Before you go into the exam it is important to be well prepared, and to be well prepared you need a plan. It is important to set goals to accomplish and to have a reasonable timeline to complete them in, do not try to rush the process. First you should create a timeline, second you should make sure you are confident that you are meeting those timeline goals effectively. It is okay to adjust your timeline if you see issues arise or are getting frustrated, just remember not to stray too far off. Next execute your strategy properly, make sure that you are reviewing material that you know is on the test. Take a practice exam if you understand basic networking already, see if any of it...