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1. 1. Completing the Picture : Fragments and Back Again

   Författare :Martin Karresand; Nahid Shahmehri; Katrin Y. Franke; Linköpings universitet; []
   Nyckelord :NATURVETENSKAP; NATURAL SCIENCES; Computer security; computer forensics; digital forensics; file carving; data recovery; fragment reassembly; file type categorisation; Computer science; Datalogi;

   Sammanfattning : Better methods and tools are needed in the fight against child pornography. This thesis presents a method for file type categorisation of unknown data fragments, a method for reassembly of JPEG fragments, and the requirements put on an artificial JPEG header for viewing reassembled images. LÄS MER