• Main Menu
  • Security

    • 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)

    • The Zeus Virus

      The Zeus Virus

      The Zeus Virus is the popular term for the Zeus banking Trojan virus which was used to steal bank account details and passwords in the U.K. This resulted in a loss of more than $850,000 for those infected. The Zeus virus has been around for a number of years as part of the larger Zeus

    • Digital Certificates

      Digital Certificates

      Digital certificates are the equivalent of a driver’s license, a marriage license, or any other form of identity. The only difference is that a digital certificate is used in conjunction with a public key encryption system. Digital certificates are electronic files that simply work as an online passport. Digital certificates are issued by a third

    • 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

    • 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

    • 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

    • Zyxel Default Password

      Zyxel Default Password

      Zyxel is a manufacturer of firewalls, switches, routers, and other devices that are used in wireless networking. Specifically, Zyxel routers can be found in both residential and commercial environments, causing it to be the most popular device that Zyxel sells. Zyxel routers are often equipped with dual antennas, WPA encryption, and up to four Ethernet

    • How to Remove a Virus

      How to Remove a Virus

      A computer virus is designed to infect computer files through self-replication, and is able to infect other computers on its own. Viruses infect computers through boot sectors of portable drives, email attachments, other files, and by exploiting vulnerabilities in instant messaging and other real-time communication systems online. Not all computer viruses harm computers, but many

    • 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

    129 queries in 0.457 seconds.