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Mobile crowdsensing combined with edge computing can improve service response speed, security, and reliability. However, previous research on data aggregation paid little attention to data verifiability and time sensitivity. In addition, existing edge-assisted data aggregation schemes do not support access control of large-scale devices. In this study, we propose a time-sensitive and verifiable data aggregation scheme (TSVA-CP-ABE) supporting access control for edge-assisted mobile crowdsensing. Specifically, in our scheme, we use attribute-based encryption for access control, where edge nodes can help IoT devices to calculate keys. Moreover, IoT devices can verify outsourced computing, and edge nodes can verify and filter aggregated data. Finally, the security of the proposed scheme is theoretically proved. The experimental results illustrate that our scheme outperforms traditional ones in both effectiveness and scalability under time-sensitive constraints.<\/jats:p>","DOI":"10.1155\/2021\/6679157","type":"journal-article","created":{"date-parts":[[2021,1,23]],"date-time":"2021-01-23T03:20:08Z","timestamp":1611372008000},"page":"1-14","source":"Crossref","is-referenced-by-count":2,"title":["Towards Time-Sensitive and Verifiable Data Aggregation for Mobile Crowdsensing"],"prefix":"10.1155","volume":"2021","author":[{"ORCID":"https:\/\/orcid.org\/0000-0001-5739-8038","authenticated-orcid":true,"given":"Tao","family":"Zhang","sequence":"first","affiliation":[{"name":"School of Computer Science and Technology, Xidian University, Xi\u2019an 710071, China"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"ORCID":"https:\/\/orcid.org\/0000-0001-8891-6707","authenticated-orcid":true,"given":"Xiongfei","family":"Song","sequence":"additional","affiliation":[{"name":"School of Computer Science and Technology, Xidian University, Xi\u2019an 710071, China"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Lele","family":"Zheng","sequence":"additional","affiliation":[{"name":"School of Computer Science and Technology, Xidian University, Xi\u2019an 710071, China"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Yani","family":"Han","sequence":"additional","affiliation":[{"name":"School of Computer Science and Technology, Xidian University, Xi\u2019an 710071, China"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-5141-4364","authenticated-orcid":true,"given":"Kai","family":"Zhang","sequence":"additional","affiliation":[{"name":"School of Mathmatics and Information Science, Shaanxi Normal University, Xi\u2019an 710119, China"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Qi","family":"Li","sequence":"additional","affiliation":[{"name":"School of Computer Science, Nanjing University of Posts and Telecommunications, Nanjing 210023, China"}],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"311","reference":[{"key":"1","doi-asserted-by":"publisher","DOI":"10.1109\/jsen.2019.2933746"},{"key":"2","doi-asserted-by":"publisher","DOI":"10.1109\/jiot.2017.2705560"},{"key":"3","doi-asserted-by":"publisher","DOI":"10.1109\/jiot.2019.2938486"},{"key":"4","doi-asserted-by":"publisher","DOI":"10.1109\/mcom.2017.1700104"},{"key":"5","doi-asserted-by":"publisher","DOI":"10.1109\/GPC.WORKSHOPS.2008.18"},{"key":"6","doi-asserted-by":"publisher","DOI":"10.1109\/JIOT.2020.2987070"},{"key":"7","doi-asserted-by":"publisher","DOI":"10.1007\/s11432-014-5104-x"},{"key":"8","doi-asserted-by":"publisher","DOI":"10.1109\/jiot.2017.2750180"},{"key":"9","doi-asserted-by":"publisher","DOI":"10.1109\/jiot.2018.2870288"},{"key":"10","doi-asserted-by":"publisher","DOI":"10.1109\/TII.2020.2975897"},{"key":"11","doi-asserted-by":"publisher","DOI":"10.1109\/access.2019.2894172"},{"key":"12","doi-asserted-by":"publisher","DOI":"10.1109\/mwc.001.1900463"},{"key":"13","doi-asserted-by":"publisher","DOI":"10.1109\/tsmc.2015.2503399"},{"key":"14","doi-asserted-by":"publisher","DOI":"10.1109\/ICDCS.2019.00058"},{"key":"15","doi-asserted-by":"publisher","DOI":"10.1109\/INFOCOM.2008.179"},{"key":"16","doi-asserted-by":"publisher","DOI":"10.3390\/sym7031176"},{"key":"17","doi-asserted-by":"publisher","DOI":"10.1109\/access.2019.2899402"},{"key":"18","doi-asserted-by":"publisher","DOI":"10.1016\/j.ins.2019.12.007"},{"key":"19","doi-asserted-by":"publisher","DOI":"10.1109\/access.2019.2961512"},{"key":"20","doi-asserted-by":"publisher","DOI":"10.1109\/tsmc.2017.2698457"},{"key":"21","doi-asserted-by":"publisher","DOI":"10.1109\/JSAC.2013.SUP.0513024"},{"key":"22","doi-asserted-by":"publisher","DOI":"10.1109\/tdsc.2013.31"},{"key":"23","doi-asserted-by":"publisher","DOI":"10.1109\/tii.2013.2277938"},{"key":"24","doi-asserted-by":"publisher","DOI":"10.1109\/INFOCOM.2014.6848230"},{"key":"25","doi-asserted-by":"publisher","DOI":"10.1016\/j.future.2017.02.032"},{"key":"26","doi-asserted-by":"publisher","DOI":"10.1109\/access.2017.2677520"},{"key":"27","doi-asserted-by":"publisher","DOI":"10.1109\/tpds.2014.2346764"},{"key":"28","doi-asserted-by":"publisher","DOI":"10.1109\/jiot.2016.2557487"},{"key":"29","doi-asserted-by":"publisher","DOI":"10.1007\/s12083-015-0410-7"},{"article-title":"Secure schemes for secret sharing and key distribution","year":"1996","author":"A. 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