1. The defense moves to exclude the testimony of Ken, the prosecution's computer expert. It contends that his testimony is not reliable. Ken used EnCase software - a product that he has used to conduct more than 150 forensic investigations - to develop his testimony. He, in turn, vouch for the reliability of the software by pointing out the "hash values matched" when he compared that of the original to that of imaged copies. The defense argues that Ken has no basis for testifying on the reliability of EnCase because he does not know, or understand, the algorithms that are the basis for the "hash values" that he is relying on. 
2. Explain why the court should accept Ken's testimony on the reliability of EnCase