• Card-O-Rama: Magnetic Stripe Technology and Beyond: Magnetic encoding theory and encoding formats.
• Credit Card Validation - Check Digits: LUHN Formula (aka Mod-10 Algorithm).
• Electronic Telephone Cards: How to make your own!: A phone card emulator.
• Electronic Telephone Cards: How to make your own! (continued...): The PCB in GIF format instead of in HP LaserJet format.
• Hack-Tik magnetic stripe card reader, writer, and duplicator construction.
• HID Access Control: Controlled. A glance into the technology designed to keep you out! GLHeX, 2004/11/23
• ISO7816 asynchronous smartcard information: An overview of 3rd generation smart cards.
• Magnetic stripe technology.
• PC-smart card connection: Parallel port to smart card interface. Program to read/write 1st generation phone cards. Program to read/write 2nd generation phone cards.
• Tamperproofing of Chipcards.
• THC-Credit Version 1.9: Validates/generates many different credit cards. Includes support for reading/writing.