Download Cybercrime Investigation Case Studies: An Excerpt from by Brett Shavers PDF
By Brett Shavers
Cybercrime research Case reviews is a "first glance" excerpt from Brett Shavers' new Syngress e-book, Placing the Suspect at the back of the Keyboard. Case reviews are an efficient approach to studying the equipment and techniques that have been either winning and unsuccessful in genuine circumstances. utilizing a number of case forms, together with civil and legal circumstances, with diverse cybercrimes, a vast base of information will be received via evaluating the situations opposed to one another. the first aim of reviewing winning circumstances regarding suspects utilizing expertise to facilitate crimes is with the intention to locate and use an identical equipment in destiny situations. This "first glance" teaches you the way to put the suspect at the back of the keyboard utilizing case studies.
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Additional resources for Cybercrime Investigation Case Studies: An Excerpt from Placing the Suspect Behind the Keyboard
Fig. 5 Two files with the same file names, but having different hash values, indicating the contents are not identical. Finding the discrepancies or modifications of an electronic file can only be accomplished if there is a comparison to be made with the original file. Using Fig. 5 as an example, given that the file having the MD5 hash value of d41d8cd98f00b204e9800998ecf8427e is the original, and where the second file is the alleged altered file, a visual inspection of both files should be able to determine the modifications.
Creating a timeline of Internet history can show determination to research a topic or attempts to find contraband online. However, Internet history by itself doesn舗t have much weight as evidence unless it is tied to a suspect. Other than a computer belonging to a suspect, a process of elimination still needs to occur to narrow the list of suspects. A single family residence where a single person lives helps narrow the list of suspects having access to a computer. Multifamily homes and computers accessed by any person in a common area increase the amount of data to examine and decrease the ability to tie specific actions to a single person.
This will be important later in the case during a forensic analysis of any seized computer system or smartphone. Although there are free services to spoof phone calls, many of these limit the length of the spoofed call to a few minutes or less, and may only allow one call to be made. Therefore, where there are many spoofed calls being made, the assumption is that an account has been created, a payment made, and at least one legitimate phone number used for the spoofed calls. As mentioned, at least one legitimate phone number is needed to make a spoofed call.