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The root technology behind some electronic money systems is a unique variety of electronic signature known as a signature that is blind.

The root technology behind some electronic money systems is a unique variety of electronic signature known as a signature that is blind.

7 Introduced by David Chaum, blind signatures enable a document to be signed without exposing its articles. The end result is analogous to putting a document and a sheet of carbon paper in a envelope. If someone signs the exterior of this envelope, they additionally signal the document from the within the envelope. The signature stays connected to the document, even though it’s taken from the envelope. Blind signatures can be utilized in electronic payment systems to permit banking institutions to signal and circulate electronic records without maintaining an archive of which notes a person happens to be provided.