Download Computer Security Literacy: Staying Safe in a Digital World by Douglas Jacobson, Joseph Idziorek PDF

By Douglas Jacobson, Joseph Idziorek

Desktop clients have an important impression at the defense in their desktop and private details end result of the activities they practice (or don't perform). aiding the typical consumer of pcs, or extra widely details know-how, make sound defense judgements, machine protection Literacy: Staying secure in a electronic global specializes in useful defense issues that clients tend to stumble upon on a customary basis.

Written for nontechnical readers, the ebook presents context to regimen computing initiatives in order that readers higher comprehend the functionality and impression of safeguard in daily life. The authors provide sensible laptop safeguard wisdom on a number of subject matters, together with social engineering, e-mail, and on-line procuring, and current top practices concerning passwords, instant networks, and suspicious emails. additionally they clarify how protection mechanisms, corresponding to antivirus software program and firewalls, defend opposed to the threats of hackers and malware.

While details know-how has turn into interwoven into nearly each point of everyday life, many machine clients would not have functional machine defense wisdom. This hands-on, in-depth advisor is helping someone attracted to info expertise to higher comprehend the sensible points of machine protection and effectively navigate the hazards of the electronic world.

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The OS can also protect your computer Introduction to Computers and the Internet ◾ 25 by running applications like antivirus software and firewalls (Chapter 6) and, against being generally accessed by other users, by requiring a username/password combination to log in to the computer. 3 Applications An application is a computer program that provides a specific function, such as word processing, web browsing, spreadsheet analysis, financial tools, and email. Some general-use applications typically are included with an OS, while other applications, more specifically focused on individual user needs, are purchased and then installed on the computer by the user.

As discussed, there are many attack tools available on the Internet that can be used by people with limited computer skills. These tools allow virtually anyone to become a “hacker,” contributing to the attitude that using tools that are found on the Internet is not unethical. Obviously, however, just because someone can hack does not mean they should or should escape penalty if they do. It should be pointed out that there are people, sometimes called ethical hackers or white-hat hackers, who are hired by corporations and get paid to attack computer systems and computer networks.

Connected to the computer. Furthermore, because an application interacts with the computer through the OS, an application can also access network hardware and therefore the Internet, representing a danger discussed in Chapter 5. While an application can use the OS for good, it can also use it for bad. , who owns the file, meaning that not every application is able to read, write, or execute every file on a computer). Other protection methods enabled by the OS are the execution of applications such as firewalls and antivirus software (Chapter 6) that work with the OS to protect the computer from hackers and malware.

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