{"id":{"repo_id":"uiuc","oai_identifier":"oai:www.ideals.illinois.edu:2142/81933"},"canonical_url":"https://search.dev.ndltd.org/etd/uiuc/oai:www.ideals.illinois.edu:2142/81933","repository":{"repo_id":"uiuc","name":"University of Illinois - Urbana-Champaign","base_url":"https://www.ideals.illinois.edu/oai-pmh"},"display":{"title":"Multimedia Security and Copyright Protection","abstract":"\"In particular, we have designed and implemented the Encryption Algorithm, which utilizes the statistical behavior of MPEG compressed video. The statistical analysis of MPEG compressed video streams shows that the plain-text of compressed video has its own unique properties and is very different from text and other data types. This statistical analysis triggered our development of an efficient and secure algorithm for MPEG video streams. We introduced a watermark construction algorithm which applies a standard encryption function, such as DES, to the original multimedia data, and we have proved that this scheme is non-invertible and is successful against the \"\"multiple claims of ownership\"\" attack. We derived non-invertible watermarking methods which apply to image, video and audio streams. The watermark is embedded directly to the MPEG encoded bit streams to avoid the expensive three-step (\"\"decoding-watermarking-encoding\"\") process. We identified the customer's right problem and have designed two protocols to solve this problem. We discussed security issues within multicast environment and provided simple, efficient, and secure multicast protocols with copyright protection for the multimedia data.\"","abstract_html":""In particular, we have designed and implemented the Encryption Algorithm, which utilizes the statistical behavior of MPEG compressed video. The statistical analysis of MPEG compressed video streams shows that the plain-text of compressed video has its own unique properties and is very different from text and other data types. This statistical analysis triggered our development of an efficient and secure algorithm for MPEG video streams. We introduced a watermark construction algorithm which applies a standard encryption function, such as DES, to the original multimedia data, and we have proved that this scheme is non-invertible and is successful against the ""multiple claims of ownership"" attack. We derived non-invertible watermarking methods which apply to image, video and audio streams. The watermark is embedded directly to the MPEG encoded bit streams to avoid the expensive three-step (""decoding-watermarking-encoding"") process. We identified the customer's right problem and have designed two protocols to solve this problem. We discussed security issues within multicast environment and provided simple, efficient, and secure multicast protocols with copyright protection for the multimedia data."","abstract_has_math":false,"creators":["Qiao, Lintian"],"institution":"University of Illinois at Urbana-Champaign","degree_name":"Ph.D.","degree_level":"Dissertation","degree_discipline":"Computer Science","degree_department":null,"school":null,"contributors":["Nahrstedt, Klara"],"advisors":[],"committee_chairs":[],"committee_members":[],"year":2015,"date_issued":"2015-09-25T20:21:03Z","date_published":"2015-09-25T20:21:03Z","updated_at":"2026-07-22T22:26:17Z","subjects":["Computer Science"],"languages":["eng"],"rights":[],"rights_urls":[],"identifier_entries":[{"key":"dc:identifier","label":"Identifier","values":["(MiAaPQ)AAI9912346"],"render_values":[{"text":"(MiAaPQ)AAI9912346","href":null,"code":true}]}]},"links":{"outbound_url":"http://hdl.handle.net/2142/81933","outbound_label":"Handle","outbound_source":"dc:identifier"},"metadata_groups":[{"id":"people","label":"People","entries":[{"key":"dc:contributor","label":"Contributor","values":["Nahrstedt, Klara"]},{"key":"dc:creator","label":"Author","values":["Qiao, Lintian"]}]},{"id":"academic_context","label":"Academic Context","entries":[{"key":"dc:date","label":"Dc Date","values":["2015-09-25T20:21:03Z","10000-01-01","1998"]},{"key":"dc:type","label":"Dc Type","values":["text"]},{"key":"thesis:degree_discipline","label":"Discipline","values":["Computer Science"]},{"key":"thesis:degree_level","label":"Degree Level","values":["Dissertation"]},{"key":"thesis:degree_name","label":"Degree Name","values":["Ph.D."]},{"key":"thesis:institution_name","label":"Thesis Institution Name","values":["University of Illinois at Urbana-Champaign"]}]},{"id":"subjects_keywords","label":"Subjects and Keywords","entries":[{"key":"dc:subject","label":"Dc Subject","values":["Computer Science"]}]},{"id":"language_rights","label":"Language and Rights","entries":[{"key":"dc:language","label":"Dc Language","values":["eng"]}]},{"id":"identifiers","label":"Identifiers","entries":[{"key":"dc:identifier","label":"Identifier","values":["http://hdl.handle.net/2142/81933","(MiAaPQ)AAI9912346"]}]},{"id":"additional","label":"Additional Metadata","entries":[{"key":"dc:description","label":"Description","values":["\"In particular, we have designed and implemented the Encryption Algorithm, which utilizes the statistical behavior of MPEG compressed video. 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We discussed security issues within multicast environment and provided simple, efficient, and secure multicast protocols with copyright protection for the multimedia data.\"","Made available in DSpace on 2015-09-25T20:21:03Z (GMT). No. of bitstreams: 2 license.txt: 4848 bytes, checksum: 96035ab3f5e1c23cc7138a224ce498bd (MD5) 9912346.pdf: 2799610 bytes, checksum: 4bcfef0526c330c18c7e4d0f5f20b491 (MD5) Previous issue date: 1998","Embargo set by: Seth Robbins for item 83214 Lift date: Forever Reason: Restricted to the U of I community idenfinitely during batch ingest of legacy ETDs","Restricted to the U of I community idenfinitely during batch ingest of legacy ETDs","U of I Only","105 p.","Thesis (Ph.D.)--University of Illinois at Urbana-Champaign, 1998."]},{"key":"dc:title","label":"Title","values":["Multimedia Security and Copyright Protection"]}]}],"canonical_facts":{"dc:contributor":["Nahrstedt, Klara"],"dc:creator":["Qiao, Lintian"],"dc:date":["2015-09-25T20:21:03Z","10000-01-01","1998"],"dc:description":["\"In particular, we have designed and implemented the Encryption Algorithm, which utilizes the statistical behavior of MPEG compressed video. The statistical analysis of MPEG compressed video streams shows that the plain-text of compressed video has its own unique properties and is very different from text and other data types. This statistical analysis triggered our development of an efficient and secure algorithm for MPEG video streams. We introduced a watermark construction algorithm which applies a standard encryption function, such as DES, to the original multimedia data, and we have proved that this scheme is non-invertible and is successful against the \"\"multiple claims of ownership\"\" attack. We derived non-invertible watermarking methods which apply to image, video and audio streams. The watermark is embedded directly to the MPEG encoded bit streams to avoid the expensive three-step (\"\"decoding-watermarking-encoding\"\") process. We identified the customer's right problem and have designed two protocols to solve this problem. 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