Financial cryptography
Financial cryptography (FC) is the use of cryptography in applications in which financial loss could result from subversion of the message system.Cryptographers think of the field as originating in th...
As China Looms, the U.S. Ponders Ways Not to Destroy Bitcoin
Photo: AP Photo/Jacquelyn Martin The U.S. government believes that some scary people are using bitcoin. But here's another scary prospect:..
Digital gold currency
Digital gold currency (or DGC) is a form of electronic money based on ounces of gold. It is a kind of representative money, like a US paper gold certificate at the time (from 1873 to 1933) that these ...
ECache
eCache is an electronic currency. eCache issues cryptographic certificates, digital bearer certificates, that can be exchanged among the eCache users. The certificates can be bought and sold for real ...
Digital credential
Digital credentials are the digital equivalent of paper-based credentials. Just as a paper-based credential could be a passport, a Driver's license, a membership certificate or some kind of ticket to ...
E-Bullion
e-Bullion was an Internet-based digital gold currency founded by Jim and Pamela Fayed of Moorpark, California, as part of their Goldfinger Coin & Bullion group of companies. The company was incorp...
Bitcoin
Bitcoin is an online payment system invented by Satoshi Nakamoto, who published his invention in 2008, and released it as open-source software in 2009. The system is peer-to-peer; users can transact d...
Bitcoin - Wikipedia
Peppercoin
Peppercoin is a cryptographic system for processing micropayments. Peppercoin Inc. was a company that offers services based on the peppercoin method.The peppercoin system was developed by Silvio Mical...
Ecash
Using cryptography, ecash was conceived by David Chaum as an anonymous electronic money or electronic cash system in 1983. It was realized through his corporation Digicash and used as micropayment sys...
Secure Mobile Payment Service
Secure Mobile Payment Service (SEMOPS) is a project for developing a secure, universal electronic payment service, which allows real time payment transactions independently of the type and value of th...
ORCA (Internet currency platform)
ORCA (short for Open Real-Time Currency Application) is a white-labeled payments and related transactions platform focused on ecommerce via mobile, apps and desktop browsing experiences. The name was ...
ORCA (Internet currency platform) - Wikipedia
E-gold
e-gold® was a digital gold currency operated by Gold & Silver Reserve Inc. (G&SR) under e-gold Ltd. that allowed users to open an account on their web site denominated in grams of gold (or oth...
Blind signature
In cryptography a blind signature as introduced by David Chaum is a form of digital signature in which the content of a message is disguised (blinded) before it is signed. The resulting blind signatur...
Anonymous Internet banking
Anonymous Internet banking is the proposed use of strong financial cryptography to make electronic bank secrecy (or more precisely pseudonymous banking) possible. The bank issues currency in the form ...
David Chaum
David Lee Chaum (born 1955) is the inventor of many cryptographic protocols, as well as ecash and DigiCash. His 1981 paper, "Untraceable Electronic Mail, Return Addresses, and Digital Pseudonyms", la...
David Chaum - Wikipedia
E-Dirham
The e-Dirham is a payment tool introduced by the government of the United Arab Emirates with the aim of facilitating the collection of revenues of governmental and non-governmental service fees in a s...
1mdc
1mdc was a digital gold currency (DGC), originally founded in 2001. Similar to other DGCs, 1mdc allowed for the instant electronic transfer of gold between user accounts. Unlike other DGC providers, 1...
Gold gram
A gold gram is the amount of value represented by exactly one gram of gold. It is a unit of account frequently used for digital gold currencies. It is sometimes denoted by the symbol "gg", "AUG", or "...
Vera valor
The Vera Valor is a dual digital and physical gold currency of one troy ounce with no face value other than that of one ounce of "four nine" purity fine gold. The reverse side of the coin is particula...
Vera valor - Wikipedia
Double-spending
Double-spending is a failure mode of digital cash schemes, when it is possible to spend a single digital token twice. Since, unlike physical token money such as coins, electronic files can be duplicat...
Electronic money
Electronic money or e-money, is an evolving term that can have different meanings but in principle involves the use of computer networks and digital stored value systems to store and transmit money. I...
Digital Monetary Trust
Digital Monetary Trust was an anonymous internet banking system using electronic money.It consisted of a three-layered computer system. Its function was to abstract the identity of the account owner f...