PPT-Retaliating Anti-forensics of JPEG Image Compression Based

On the Noise Level Estimation INTERIM PRESENTATION SPRING 2015 ADVISOR Dr KRRao Presented by Komandla Sai Venkat UTA id 1001115386. Ang. . Li. University . of . Wisconsin-Madison. Outline. Brief Introduction of Background. Implementation. Evaluation. Conclusion. 3/20/2013. 2. NVIDIA GTC 2013. Background. JPEG Encoding. Parallelism Seeking. David . Benford. MSc . Forensic Computing & Security . David Benford MSc Blackstage Forensics Limited. About me:. Criminal defence . Corporate . Security clearance. and . Scott Hull. RAW vs. JPEG. When you take a JPEG picture:. The sensor resolves 10 to 14 bits/pixel. Camera sees what color correction is necessary to get an 18% grey and applies corrections. Applies sharpness and noise reduction . By. Dr. . Rajeev Srivastava. 1. Image File Formats. Dr. Rajeev Srivastava. 2. Header field. . Image data format. Image File Formats. A digital image is often encoded in the form of a binary file for the purpose of storage and transmission. . Rajat Swarup (. rajat.swarup@att.com. ). Consulting Manager . AT&T Consulting Solutions, Inc.. http://blog.rajatswarup.com/. October 28, 2010. 1. An Information Security Consultant. Currently working for AT&T Security Consulting, Inc.. Bootcamp. :. Image Formats. Robert . Buckley. NewMarket Imaging/. University of Rochester . PASIG - Washington. 22 May 2013. 1. Summary. 2. Introduction to image formats. Short List. Container Formats. Jacob Fonseca. Manager, Digital Forensics and Cyber Security Center. The University of Rhode Island. Web: dfcsc.uri.edu. My Background. Manager, URI Digital Forensics and Cyber Security Center. Perform case work in civil cases. Thomas Schwarz, S.J. SCU Comp. Eng. . 2013. Ethical and Legal Requirements. for Collecting Evidence. Expectations of Privacy. Stems from the customs of the society.. Is an ethical right.. Is legally protected.. OF H.264 . INTRA FRAME CODING, JPEG, JPEG-LS. , JPEG-2000 . AND JPEG-XR. 1. EE . 5359 . Multimedia Project. Amee Solanki . (1000740226. ). amee.solanki@mavs.uta.edu. Image Compression. 2. Compression is the process of compacting data, reducing the number of . Vinay Raj Hampapur. Wendy Ni. Stanford University. March 8, 2011. Outline. Motivation. Description of our method. Results and comparisons. Achievements. Future work. Acknowledgement. References. 2. EE398A: Direction-Adaptive KLT for Image Compression. Fyodor . Serzhenko. , . Fastvideo. , . Dubna. , Russia. Victor . Podlozhnyuk. , NVIDIA, Santa Clara, CA. © . Fastvideo. , 2011. Key Points. We implemented the fastest JPEG codec. Many applications using JPEG can benefit from our codec. (How to use the various settings on your digital camera). Image Size. Image Size. Large, medium, small, etc.. Choose whatever the largest image size gives you. the most flexibility (enlarging, cropping, high-quality printing, etc.). IMAGE SIZE AND COMPRESSION. Your camera probably allows you to select a number of different size and compression settings.. The point of having options for size is to manage the room on your camera better.. Pro Guide. Ch . 7. Live vs. Postmortem Forensics. Topics. Advantages and risks of live forensics. When live forensics is the best option. Tools for live forensics. Advantages and risks of postmortem forensics.