1. Institute of Forensic Science Evidence Pavol Masaryk masaryk@minv.sk 26 th.-29 th. September 2007

2. Institute of Forensic Science Crime Scene Investigation

3. Institute of Forensic Science Crime Scene Investigation CSI is the most important thing in investigation of each crime CSI is practically irreversible tagging and marking items of evidence is doing for a purpose to identify those items at a later date

4. Evidence? - starts with the collection of items done by the investigator or technician on the crime scene Institute of Forensic Science

5. What is the chain of custody? The chain of custody is defined as the unbroken control over the items of evidence during of lifetime of items. Kriminalistický a expertízny ústav Policajného zboru

6. The chain of custody establishes the proof that the items of evidence collected at the crime scene is the same evidence that is being presented in a court of law. Kriminalistický a expertízny ústav Policajného zboru

7. we have to mapping whole lifetime of each items of evidence CSItransportlaboratorycourttransport Institute of Forensic Science

8. to solve this problem a management of our Institute decided to implement a software it should make this mapping Institute of Forensic Science

9. We want to establish the mapping of: each contact with the evidence the date and time the evidence was handled the circumstances for the evidence being handled what changes, if any, were made in the evidence which expertise have been done on the evidence Institute of Forensic Science

10. author of the Evidence software Mr. Peter Varga

11. Thank you for your attention Kriminalistický a expertízny ústav Policajného zboru