1. Contact: Both the general features of handwriting and fingerprints can be used as physical evidence for the investigation and identification of the crime scene. Handwriting identification can be used to confirm the authenticity of documents or letters, and fingerprint identification can be used to confirm the identity of criminal suspects or suspects.
2. Difference: Different objects: Handwriting identification is the study of words, mainly to judge the strokes, pressure and shape of handwritten words to determine the authenticity of handwriting. Fingerprint identification is the study of human fingerprints, mainly to judge the dotted line shape, ligament, hair and so on. Different names and expressions: handwriting identification results are often called "handwriting consistency" and "handwriting inconsistency", while fingerprint identification results are called "fingerprint consistency" and "fingerprint inconsistency". Different scope of application: handwriting inspection is applicable to many fields such as words, signatures and seals, and fingerprint inspection is applicable to identifying suspects, confidential documents, luggage and articles.