Evidence types

- [Instructor] When preparing evidence…that may be used in legal proceedings,…cyber security experts must understand…the type of evidence collected,…and how it may be used.…There are three main types of evidence.…Real evidence, documentary evidence,…and testimonial evidence.…Real evidence consists of tangible objects…that may be brought into a courtroom…and examined by all the parties involved.…When a television attorney waves a bloody knife…in front of the jury,…the attorney is displaying real evidence…for the jury's consideration.…

In the case of digital crimes,…real evidence may consist of actual computer equipment.…Documentary evidence includes information…brought into court in written or digital form.…Documentary evidence may be used…to help demonstrate facts to the court.…Documentary evidence may include traditional documents,…such as a contract that's under dispute,…or it may include digital evidence…such as computer logs.…There are some legal rules that apply…to the use of documentary evidence.…

First, documentary evidence must be authenticated…