summary-9-16-chapter-6-9.pdf - lOMoARcPSD|5129010 Summary 9-16 chapter 6-9 Digital Forensics(Charles Sturt University StuDocu is not sponsored or

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StuDocu is not sponsored or endorsed by any college or university Summary 9-16 - chapter 6-9 Digital Forensics (Charles Sturt University) Downloaded by Shahid Mehmood ([email protected]) lOMoARcPSD|5129010
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Queston Answer Chapter 9 Describe the efects of scope creep on an investgaton in the corporate environment? When an investgaton expands beyond the original descripton. Because of unexpected evidence found Atorneys may ask investgators to examine other areas to recover more evidence Increases the tme and resources needed to extract, analyze, and present evidence How should you approach a case in which an employee is suspected of industrial espionage? Make sure the company, whether it’s a private organizaton or a public agency, has set up rules of use and limitatons of privacy rights. You might need to set up a surveillance camera to monitor the employee’s actvites in the ofce. You might also need to plant a sofware or hardware keylogger (for capturing keystrokes remotely), What are the fle systems supported by FTK for forensic analysis? How can you validate the integrity of raw format image fles with ProDiscover? A separate manual validaton is recommended for all raw acquisitons at the tme of analysis. The saved validaton fle can be used later to check whether the acquisiton fle is stll good Briefy describe how to use steganography for creatng digital watermarks Watermarking is the process of hiding copyright messages. It can also be used to authentcate the integrity of an image Most importantly, it is used to prove ownership. it is used to detect copyright violators What are the basic guidelines to identify steganography files? Briefy describe the diferences between brute- force atacks and dictonary atacks to crack passwords. Dictonary atack : This atack uses a fle that contains a list of words that are found in the dictonary. Brute force attack : Apart from the dictionary words, brute force 1 Downloaded by Shahid Mehmood ([email protected]) lOMoARcPSD|5129010
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attack makes use of non- dictionary words too. Chapter 10 Briefy describe the Exchangeable Image File (EXIF) format. " EXIF” is a standard means of labelling image fles with metadata. It is supported by both the TIFF and JPEG formats. . The Japanese Electronic Industry Development Associaton (JEIDA) developed it as a standard for storing metadata in JPEG and TIFF fles Explain how lossless compression relates to image fle formats. lossless images, which store an exact pixel- by-pixel representaton of the image, but in doing so, require more space. Lossless compression techniques reduce fle size without removing data GIF and Portable Network Graphics (PNG) are image fle formats that reduce fle size with lossless compression.
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