Digital Fingerprint

Full Title or Meme

A Digital Fingerprint is a collection of data that is likely to be invariant about some digital object that can be used as an Identifier of that object.

Context

• The original Digital Fingerprint is a hash of a digital object, like a user's public key, that can be used as an Identifier of the object.
• Internet web servers have long kept logs on activities of data flowing over the wire in the HTTP web protocol. That has been used for some time to establish a pattern of data about a user that can be used in Fraud Detection. We have most likely experienced some Web Site complaining that they device we are using has not been used before based on data in the HTTP log, specifically on the IP addressed to to access the site.
• Now that site can run JavaScript programs in any browser, there is a new trove of data that they can collect and used in Fraud Detection.

Problems

• Theft of the

Solutions

• If the data that is hashed