Credit cards system and method having additional features

摘要: A credit card system is provided which has the added feature of providing additional limited use numbers and/or cards. These cards can be used for a single or transaction, thereby reducing potential fraudulent reuse these The finds application to “card remote” transactions such as by phone Internet. Additionally, when present” transactions, so called “skimming” fraud eliminated. Various other features enhance system, will allow secure trade without elaborate encryption techniques. Methods limiting, distributing and using number, controlling validity conducting number transaction remote access devices accessing are also provided.