Most applications allow a user to create a single master password that can be used to login to a bank’s Website, Web mail, blog, and other accounts they may have online. Password security software can be a critical tool that helps keep a computer user protected from fraud and identity theft. This type of PC security software is particularly useful for those who share computers and would prefer to keep their files confidential. The only way an encrypted file or folder can be accessed is with the use of the appropriate decryption key. Encryption works by transforming plain text into cipher that makes the file contents unreadable to unauthorized parties. This usually is accomplished by using a cryptographic technology used to secure data, commonly called encryption. The best Internet security software not only will defend against viruses, but against other threats such as worms, Trojans, and spyware, as well.įile security software aims to provide protection for the files and folders stored on a computer. These programs are very useful as they can help keep a computer protected from malicious Web content and better assure the optimal performance of a PC. Any threats detected automatically are removed from the system, which typically repairs any damage the threats may have caused. This type of application performs a scan of a computer in search of malicious programs and code, matching those items with the list of known threats in its database. Due to this evolution, new types of PC security software have been introduced and their usage has become increasingly important.Ī decryption key is needed to decode some data that has been secured.Īnti-virus software usually is a must-have solution that perhaps is the most commonly used PC security software. With the threat model constantly changing, preventative measures are evolving in order to provide an adequate level of protection. This is true in the home as well as in the corporate networking environment. In an Internet-driven world, the use of personal computer (PC) security software no longer is an option, but typically is a priority.

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