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    • Plaintext and Ciphertext

      Plaintext and Ciphertext

      In the study of cryptography the terms plaintext and ciphertext are used to describe the plain language message or information and the resulting encrypted message or data that results from the use of a cipher or encryption algorithm. The resulting ciphertext is not readable by either a human or computer without the correct cipher to

    • How to Change an AOL Password

      How to Change an AOL Password

      There are two circumstances that can cause someone to want to change his/her AOL password: 1) forgetting the AOL password and needing to recover it and 2)  to change the AOL password. The latter can be because the AOL password has leaked to someone or the user wants to adhere to the good practice of

    • What is TrueCrypt?

      What is TrueCrypt?

      TrueCrypt is a free, open source disk encryption software that is available for the Windows XP, Windows Vista, Windows 7, Mac, Linux, and Unix operating systems. TrueCrypt provides users with real time encryption/decryption, parallelization and pipelining to read/write to partitions as fast as non-encrypted partitions, and plausible deniability through hidden volumes and hidden operating systems

    • How to Disable LoJack

      How to Disable LoJack

      LoJack refers to a GPS dependent tracking device that allows users to locate devices or vehicles that have been stolen. It is available in both a software version for computers and a hardware version for vehicles and communicates with GPS satellites to show a user where his/her stolen item currently is. LoJack can be activated

    • iFrame Injection

      iFrame Injection

      An iFrame injection is a very common cross site scripting (or XSS) attack. It consists of one or more iFrame tags that have been inserted into a page or post’s content and typically downloads an executable program or conducts other actions that compromise the site visitors’ computers. In the best case, Google may label the

    • DES (Data Encryption Standard)

      DES (Data Encryption Standard)

      DES (Data Encryption Standard) is a commonly used method for encrypting data using a secret or private key. The strength of the DES encryption standard was previously considered to be strong enough that the United States government placed restrictions on the export of the technology to other countries. Conceptually, there are more than 72 quadrillion

    • Why People Write Computer Viruses?

      Why People Write Computer Viruses?

      We hear about new computer viruses all the time. What is the motivation behind developing computer viruses and watching them wreak havoc on the Internet? Fact Gathering Many viruses raid your documents including your email address book for information that can be used to make business contacts. This data is assembled into a database that

    • Steganography

      Steganography has gained a significant amount of press over the past several years when the technique hit the press as a possible method that many of the terrorists involved with the 9/11 attacks used to plan the operation. Similar to the use of encryption, steganography techniques have become one of the basic methods that organizations

    • How to Delete Search History

      How to Delete Search History

      For many computer users privacy is important. If you use a computer for searching the web, there may be times when you prefer to not leave a digital trail of the sites you visited. For those looking to delete their search history, you should know it is extremely easy, here are some tips. Deleting Your

    • Spyware

      Spyware

      “Spyware” is a term in computer security that is used to refer to a type of malicious program that is capable of infiltrating a user’s computer and spying on his/her activities. Spyware is often used to obtain identity-related or financial information, such as usernames, passwords, social security numbers, and other confidential information.  Spyware programs are

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