URGENSI SIDIK JARI SEBAGAI PEMBUKTIAN DELIK

Abstract

The process of taking fingerprints at a crime scene is the initial stage of providing a polycline to maintain the status quo of the (TKP) and then the stage of creating a scenario for a criminal case regarding what kind of action the perpetrator carried out, for example a case of theft in a house he passed through. window, then the perpetrator will hold the window on the right and left side to enter the house, here the inafis start working to look for the most likely traces of fingerprints left on the window using a loop/magnifying glass and flashlight, and it is believed that there are fingerprints then the removal process continues that is, sprinkle magnetic powder on the broom slowly and slowly the fingerprints will appear, after that the removal process using a lifter is attached slowly and slightly pressed so that when lifting the fingerprints the fingerprints will be completely lifted and after the evidence is obtained at the (TKP) then the fingerprints will be removed. The finger will be photographed and enlarged, it will be connected to the database tool of the population e-KTP to search for identity, after the identity has been confirmed then the next step is to compare the similarity of the fingerprints of the suspected perpetrator with the fingerprints at the (TKP), comparing these fingerprints must be 12 fingerprint similarities and a minimum of 11 similarities and here what is meant by similarity is counting the papillary line drawings on the fingers that are unique to each person and if the feelings have been matched and the perpetrator of a crime has been determined then this evidence will be used for the best possible purposes in a case This is for the judicial process in court.

The strength of fingerprints in proving criminal acts is that the level of accuracy is quite high because no two people's fingerprints are the same so that if a criminal act occurs it will certainly point directly to the perpetrator and in reviewing the author who has explained above, it can be concluded Fingerprints are the basis for the evidence obtained at the crime scene (TKP) and from this evidence the fingerprints obtained will be formulated by the Inafis team and the investigative team so that they become documentary evidence for evidence that will be used in the trial, and in At the trial, an expert will be present to provide information based on his expertise, so in this case the validity of fingerprints is no longer in doubt to prove a criminal act, referring to the basic evidence evidence, documentary evidence and expert testimony, all of which are a single process that cannot be ignored. separate.

Keywords: Fingerprints, Evidence