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    • MD5 (Message Digest 5)

      MD5 (Message Digest 5)

      MD5 is a message digest algorithm. MD5 takes a variable length input and produces a 128-bit message digest. MD5 was designed by Ron Rivest in 1991. MD5 is officially defined in RFC 1321 – The MD5 Message-Digest Algorithm. MD5 Usage MD5 is used in many applications, including GPG, Kerberos, TLS / SSL, Cisco type 5

    • Adware

      Adware

      Adware is a close relative of spyware. Adware is software that is installed on your computer to show you advertisements. Adware can slow your PC by using RAM and CPU cycles. Adware can also slow your Internet connection by using bandwidth to retrieve advertisements. In addition, adware can increase the instability of your system because

    • How to Clear MSN Search History

      How to Clear MSN Search History

      When using MSN and doing a search, you are using the Bing software which is Microsoft’s search engine. However, one of the things that you might want to do is clear your search history. Perhaps you were searching fro something on a computer that you don’t want anyone to know. Maybe you just don’t want

    • How to Track a Stolen Laptop

      How to Track a Stolen Laptop

      More consumers are purchasing laptops for personal and business use. Unfortunately, the number of stolen laptops has increased with this rise in laptop purchases. Most consumers do not plan for the possibility of being robbed, and lose a significant amount of personal and sensitive data as a result. The police never find many of these

    • 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

    • How a Magnetic Card Reader Works

      How a Magnetic Card Reader Works

      A magnetic card is a rectangular plastic object (credit/debit card) that contains either a magnetic object embedded within the card or a magnetic stripe on the card’s exterior. A magnetic card can store any form of digital data. The electronic devices designed to read stored information from a magnetic card do so either when someone

    • Test Credit Card Numbers

      Test Credit Card Numbers

      A test credit card number is the card number of a fake live credit account provided by a credit card company in order for retailers to verify that their card readers are working properly and that they are compatible with a specific credit card brand. Test credit card numbers are read like real credit card

    • Sonicwall Default Password

      Sonicwall Default Password

      Sonicwall is a company that produces routers, modems, VPN (Virtual Private Network) hardware, and firewall solutions for both personal and commercial users. Sonicwall routers, in particular, are widely distributed to an array of consumers who access the Internet through high speed secure connections due to the support that Sonicwall products provide. Sonicwall routers generally consist

    • TEMPEST

      TEMPEST

      TEMPEST stands for Transient Electromagnetic Pulse Surveillance Technology. Computers and other electronic equipment release interference to their surrounding environment. You may observe this by placing two video monitors close together. The pictures will behave erratically until you space them apart. What is important for an observer is the emission of digital pulses (zeroes and ones)

    • Cryptographic Algorithms

      Cryptographic Algorithms

      Symmetric Cryptographic Algorithms DES (Data Encryption Standard) is perhaps the most widely used cryptographic algorithm. DES is based upon IBM’s Lucifer algorithm. The NBS (National Bureau of Standards) and the NSA (National Security Agency) adopted DES as a federal standard in 1977. DES is a symmetric cipher with an effective key length of 56 bits.

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