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    • How to Reset a LinkSys Router Password

      How to Reset a LinkSys Router Password

      LinkSys is the division of the Cisco Company which manufactures some of the most widely used network routers in the world. The WRT54G, WRT160N, and WRT310N series are the most popular with the WRT54G being the first model deployed that supported third-party firmware. The current generation of LinkSys routers support the draft 802.11N wireless standard

    • RSA (Rivest, Shamir, and Adleman)

      RSA (Rivest, Shamir, and Adleman)

      RSA, which stands for Rivest, Shamir, and Adleman, is a security algorithm used in digital cryptography. RSA differs from older symmetric algorithms because it has the ability of allowing digital signing as well as advanced encryption for online commerce systems and high-profile institutions. RSA was one of the first major advancements in digital cryptography but

    • How to Remove a Keylogger

      How to Remove a Keylogger

      In the last few decades, computer science has changed the world. People now use computers to pay their bills, talk to their friends, and virtually everything else. Because of this dependence on computers, the vast majority of computer users have opened a portal into their homes that hackers and cyber thieves can use to steal

    • Proximity Sensors

      Proximity Sensors

      A proximity sensor is an electronic device that is designed to detect the presence of objects, people, or other living things within a given distance and detection threshold. Proximity sensors are able to detect objects without physically touching them by transmitting a detecting field/beam such as infrared, acoustic, and inductive transmissions. When the sensor receives

    • ISO 7816

      ISO 7816

      ISO 7816 is the internationally accepted standard for smart cards. ISO 7816 is a family of standards primarily dealing with aspects of smart card interoperability regarding communication characteristics, physical properties, and application identifiers of the implanted chip and data. The ISO 7816 family includes eleven parts which are in a constant state of flux as

    • What Are Activation Codes?

      What Are Activation Codes?

      Every time you sign up for a new service, change a password, or do anything that has to do with personal information online, there are activation codes. These codes are sent to your email address, and you have to click on them to activate the account or confirm the change. Most websites out there use

    • How a Smart Card Reader Works

      How a Smart Card Reader Works

      Smart Card Readers are also known as card programmers (because they can write to a card), card terminals, card acceptance device (CAD), or an interface device (IFD). There is a slight difference between the card reader and the terminal. The term ‘reader’ is generally used to describe a unit that interfaces with a PC for

    • Diffie-Hellman

      Diffie-Hellman

      The Diffie-Hellman key exchange was first published by Whitfield Diffie and Martin Hellman in 1976 and is a popular method for exchanging cryptographic keys. The method is one of the most straight-forward examples of key exchanges implemented in the cryptology field and allows two individuals or parties that have not worked together before to establish

    • 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

    • Wordlists

      Wordlists

      A wordlist is a text file containing a collection of words for use in a dictionary attack. Wordlist Usage A dictionary attack using a wordlist relies on the fact that most users choose weak passwords. Very common passwords include password, computer, work, and most of the popular female names. Common Dictionary Attacks Using A Wordlist

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