A method for providing an indication of authenticity of an electronic image of a document comprises generating a signal corresponding to a profile of at least one of a number of surfaces of the document, converting the signal into a profile signature, and correlating the profile signature with the electronic image of the document. A method for authenticating an electronic image of a document comprises receiving the electronic image of the document and a profile tracing signature of a surface of the document that is associated with the electronic image, and comparing the profile tracing signature with an exemplar profile tracing signature associated with the document. A document processing system comprises a pickup, a signal processing circuit, and a scanning module and is used for producing a profile tracing signature and electronic image of a document and for correlating the profile tracing signature with the electronic image.