Blind Signatures and Double Spending

Articles about the techniques of blind signatures which allow the anonmity of a digital cash/payment system, and discussion of double spending and its prevention.

Scientific American article describing blind signature technology and digital privacy.

Chaum's prevention of double spending explained.

Discussion of blind signatures.

Chaums Observer prevents double spending.

An Efficient Electronic Payment System Withstanding Parallel Attacks , using blind signature techniques, from Berry Schoenmakers.

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