The Application of Digital Forensics in Criminal Investigation: The Dennis Rader Case Study

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System Forensics Explicate how digital forensics was used to identify Rader as a suspect and lead to more concrete physical evidence. Digital forensics was used to identify Dennis Rader based upon a computer disk he sent to the police. What happened is Rader resumed communication with law enforcement as the BTK killer. In one of his letters he included a disk. That was on a Microsoft Word document for them to examine. They turned this over to computer forensic experts, who found out that there was another file which was previously deleted. (Vacca & Rudolph, 2011) (Raggo, 2012) (Sammons, 2012) Forensic scientists were able to retrieve it and conclude that it was someone named Dennis from the Christ Lutheran Church. Investigators examined the church's website, and found out that the President of their Congregation Council was a man named Dennis Rader. This helped police to identify him as a suspect and conduct DNA tests. It proved that he was the BTK killer. (Vacca & Rudolph, 2011) (Raggo, 2012) (Sammons, 2012) Describe in detail the digital evidence that was uncovered from the floppy disk obtained from Rader. Discuss why you believe it took so many years to find concrete evidence in order to build a case against Rader. The Encase software was used to locate the missing Word file. This was accomplished by piecing together the old document and allowing investigators to read it. The evidence provided them with the suspect's first name and the church he was affiliated

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