{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,1,11]],"date-time":"2026-01-11T22:49:57Z","timestamp":1768171797060,"version":"3.49.0"},"publisher-location":"Cham","reference-count":34,"publisher":"Springer International Publishing","isbn-type":[{"value":"9783030926403","type":"print"},{"value":"9783030926410","type":"electronic"}],"license":[{"start":{"date-parts":[[2021,1,1]],"date-time":"2021-01-01T00:00:00Z","timestamp":1609459200000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/www.springer.com\/tdm"},{"start":{"date-parts":[[2021,1,1]],"date-time":"2021-01-01T00:00:00Z","timestamp":1609459200000},"content-version":"vor","delay-in-days":0,"URL":"https:\/\/www.springer.com\/tdm"}],"content-domain":{"domain":["link.springer.com"],"crossmark-restriction":false},"short-container-title":[],"published-print":{"date-parts":[[2021]]},"DOI":"10.1007\/978-3-030-92641-0_7","type":"book-chapter","created":{"date-parts":[[2021,12,14]],"date-time":"2021-12-14T08:03:33Z","timestamp":1639469013000},"page":"129-157","update-policy":"https:\/\/doi.org\/10.1007\/springer_crossmark_policy","source":"Crossref","is-referenced-by-count":22,"title":["Optimizing Registration Based Encryption"],"prefix":"10.1007","author":[{"ORCID":"https:\/\/orcid.org\/0000-0002-2636-4406","authenticated-orcid":false,"given":"Kelong","family":"Cong","sequence":"first","affiliation":[]},{"ORCID":"https:\/\/orcid.org\/0000-0002-4008-0047","authenticated-orcid":false,"given":"Karim","family":"Eldefrawy","sequence":"additional","affiliation":[]},{"ORCID":"https:\/\/orcid.org\/0000-0003-3567-3304","authenticated-orcid":false,"given":"Nigel P.","family":"Smart","sequence":"additional","affiliation":[]}],"member":"297","published-online":{"date-parts":[[2021,12,15]]},"reference":[{"key":"7_CR1","series-title":"Lecture Notes in Computer Science","doi-asserted-by":"publisher","first-page":"452","DOI":"10.1007\/978-3-540-40061-5_29","volume-title":"Advances in Cryptology - ASIACRYPT 2003","author":"SS Al-Riyami","year":"2003","unstructured":"Al-Riyami, S.S., Paterson, K.G.: Certificateless public key cryptography. In: Laih, C.-S. (ed.) ASIACRYPT 2003. LNCS, vol. 2894, pp. 452\u2013473. Springer, Heidelberg (2003). https:\/\/doi.org\/10.1007\/978-3-540-40061-5_29"},{"key":"7_CR2","series-title":"Lecture Notes in Computer Science","doi-asserted-by":"publisher","first-page":"1","DOI":"10.1007\/3-540-44647-8_1","volume-title":"Advances in Cryptology \u2014 CRYPTO 2001","author":"B Barak","year":"2001","unstructured":"Barak, B., et al.: On the (Im)possibility of obfuscating programs. In: Kilian, J. (ed.) CRYPTO 2001. LNCS, vol. 2139, pp. 1\u201318. Springer, Heidelberg (2001). https:\/\/doi.org\/10.1007\/3-540-44647-8_1"},{"key":"7_CR3","doi-asserted-by":"crossref","unstructured":"Bellare, M., Hoang, V.T., Rogaway, P.: Foundations of garbled circuits. In: Yu, T., Danezis, G., Gligor, V.D. (eds.) ACM CCS 2012, pp. 784\u2013796. ACM Press, October 2012","DOI":"10.1145\/2382196.2382279"},{"key":"7_CR4","unstructured":"Bernstein, D.J.: Crit-bit trees. https:\/\/cr.yp.to\/critbit.html. Accessed 10 Feb 2021"},{"key":"7_CR5","series-title":"Lecture Notes in Computer Science","doi-asserted-by":"publisher","first-page":"213","DOI":"10.1007\/3-540-44647-8_13","volume-title":"Advances in Cryptology \u2014 CRYPTO 2001","author":"D Boneh","year":"2001","unstructured":"Boneh, D., Franklin, M.: Identity-based encryption from the Weil pairing. In: Kilian, J. (ed.) CRYPTO 2001. LNCS, vol. 2139, pp. 213\u2013229. Springer, Heidelberg (2001). https:\/\/doi.org\/10.1007\/3-540-44647-8_13"},{"key":"7_CR6","series-title":"Lecture Notes in Computer Science","doi-asserted-by":"publisher","first-page":"253","DOI":"10.1007\/978-3-642-19571-6_16","volume-title":"Theory of Cryptography","author":"D Boneh","year":"2011","unstructured":"Boneh, D., Sahai, A., Waters, B.: Functional encryption: definitions and challenges. In: Ishai, Y. (ed.) TCC 2011. LNCS, vol. 6597, pp. 253\u2013273. Springer, Heidelberg (2011). https:\/\/doi.org\/10.1007\/978-3-642-19571-6_16"},{"key":"7_CR7","series-title":"Lecture Notes in Computer Science","doi-asserted-by":"publisher","first-page":"535","DOI":"10.1007\/978-3-319-78381-9_20","volume-title":"Advances in Cryptology \u2013 EUROCRYPT 2018","author":"Z Brakerski","year":"2018","unstructured":"Brakerski, Z., Lombardi, A., Segev, G., Vaikuntanathan, V.: Anonymous IBE, leakage resilience and circular security from new assumptions. In: Nielsen, J.B., Rijmen, V. (eds.) EUROCRYPT 2018. LNCS, vol. 10820, pp. 535\u2013564. Springer, Cham (2018). https:\/\/doi.org\/10.1007\/978-3-319-78381-9_20"},{"key":"7_CR8","unstructured":"Certicom Research: SEC 2: Recommended elliptic curve domain parameters, January 2010. https:\/\/www.secg.org\/sec2-v2.pdf. Accessed 26 Feb 2021"},{"key":"7_CR9","series-title":"Lecture Notes in Computer Science","doi-asserted-by":"publisher","first-page":"256","DOI":"10.1007\/978-3-642-00468-1_15","volume-title":"Public Key Cryptography \u2013 PKC 2009","author":"SSM Chow","year":"2009","unstructured":"Chow, S.S.M.: Removing Escrow from identity-based encryption. In: Jarecki, S., Tsudik, G. (eds.) PKC 2009. LNCS, vol. 5443, pp. 256\u2013276. Springer, Heidelberg (2009). https:\/\/doi.org\/10.1007\/978-3-642-00468-1_15"},{"issue":"6","key":"7_CR10","doi-asserted-by":"publisher","first-page":"644","DOI":"10.1109\/TIT.1976.1055638","volume":"22","author":"W Diffie","year":"1976","unstructured":"Diffie, W., Hellman, M.E.: New directions in cryptography. IEEE Trans. Inf. Theory 22(6), 644\u2013654 (1976)","journal-title":"IEEE Trans. Inf. Theory"},{"key":"7_CR11","series-title":"Lecture Notes in Computer Science","doi-asserted-by":"publisher","first-page":"3","DOI":"10.1007\/978-3-319-76578-5_1","volume-title":"Public-Key Cryptography \u2013 PKC 2018","author":"N D\u00f6ttling","year":"2018","unstructured":"D\u00f6ttling, N., Garg, S., Hajiabadi, M., Masny, D.: New constructions of identity-based and key-dependent message secure encryption schemes. In: Abdalla, M., Dahab, R. (eds.) PKC 2018. LNCS, vol. 10769, pp. 3\u201331. Springer, Cham (2018). https:\/\/doi.org\/10.1007\/978-3-319-76578-5_1"},{"key":"7_CR12","doi-asserted-by":"crossref","unstructured":"Drmota, M., Fuchs, M., Hwang, H.K., Neininger, R.: External profile of symmetric digital search trees (extended abstract). In: 2017 Proceedings of the Meeting on Analytic Algorithmics and Combinatorics (ANALCO), pp. 124\u2013130 (2017). https:\/\/epubs.siam.org\/doi\/abs\/10.1137\/1.9781611974775.12","DOI":"10.1137\/1.9781611974775.12"},{"key":"7_CR13","unstructured":"Facebook: Two billion users-connecting the world privately, February 2020. https:\/\/about.fb.com\/news\/2020\/02\/two-billion-users\/. Accessed 12 Feb 2021"},{"key":"7_CR14","doi-asserted-by":"crossref","unstructured":"Fan, B., Andersen, D.G., Kaminsky, M., Mitzenmacher, M.D.: Cuckoo filter: practically better than bloom. In: Proceedings of the 10th ACM International on Conference on Emerging Networking Experiments and Technologies, pp. 75\u201388, CoNEXT 2014. Association for Computing Machinery, New York, NY, USA (2014). https:\/\/doi.org\/10.1145\/2674005.2674994","DOI":"10.1145\/2674005.2674994"},{"key":"7_CR15","doi-asserted-by":"crossref","unstructured":"Garg, S., Gentry, C., Halevi, S., Raykova, M., Sahai, A., Waters, B.: Candidate indistinguishability obfuscation and functional encryption for all circuits. In: 54th FOCS, pp. 40\u201349. IEEE Computer Society Press, October 2013","DOI":"10.1109\/FOCS.2013.13"},{"key":"7_CR16","series-title":"Lecture Notes in Computer Science","doi-asserted-by":"publisher","first-page":"689","DOI":"10.1007\/978-3-030-03807-6_25","volume-title":"Theory of Cryptography","author":"S Garg","year":"2018","unstructured":"Garg, S., Hajiabadi, M., Mahmoody, M., Rahimi, A.: Registration-based encryption: removing private-key generator from IBE. In: Beimel, A., Dziembowski, S. (eds.) TCC 2018. LNCS, vol. 11239, pp. 689\u2013718. Springer, Cham (2018). https:\/\/doi.org\/10.1007\/978-3-030-03807-6_25"},{"key":"7_CR17","series-title":"Lecture Notes in Computer Science","doi-asserted-by":"publisher","first-page":"63","DOI":"10.1007\/978-3-030-17259-6_3","volume-title":"Public-Key Cryptography \u2013 PKC 2019","author":"S Garg","year":"2019","unstructured":"Garg, S., Hajiabadi, M., Mahmoody, M., Rahimi, A., Sekar, S.: Registration-based encryption from standard assumptions. In: Lin, D., Sako, K. (eds.) PKC 2019. LNCS, vol. 11443, pp. 63\u201393. Springer, Cham (2019). https:\/\/doi.org\/10.1007\/978-3-030-17259-6_3"},{"key":"7_CR18","doi-asserted-by":"crossref","unstructured":"Goldreich, O., Micali, S., Wigderson, A.: How to play any mental game. In: Proceedings of the Nineteenth Annual ACM Symposium on Theory of Computing, pp. 218\u2013229, STOC 1987. Association for Computing Machinery, New York, NY, USA (1987). https:\/\/doi.org\/10.1145\/28395.28420","DOI":"10.1145\/28395.28420"},{"key":"7_CR19","doi-asserted-by":"crossref","unstructured":"Goldwasser, S., Micali, S.: Probabilistic encryption and how to play mental poker keeping secret all partial information. In: 14th ACM STOC, pp. 365\u2013377. ACM Press, May 1982","DOI":"10.1145\/800070.802212"},{"key":"7_CR20","series-title":"Lecture Notes in Computer Science","doi-asserted-by":"publisher","first-page":"621","DOI":"10.1007\/978-3-030-56784-2_21","volume-title":"Advances in Cryptology \u2013 CRYPTO 2020","author":"R Goyal","year":"2020","unstructured":"Goyal, R., Vusirikala, S.: Verifiable registration-based encryption. In: Micciancio, D., Ristenpart, T. (eds.) CRYPTO 2020. LNCS, vol. 12170, pp. 621\u2013651. Springer, Cham (2020). https:\/\/doi.org\/10.1007\/978-3-030-56784-2_21"},{"key":"7_CR21","doi-asserted-by":"crossref","unstructured":"Hubacek, P., Wichs, D.: On the communication complexity of secure function evaluation with long output. In: Roughgarden, T. (ed.) ITCS 2015, pp. 163\u2013172. ACM, January 2015","DOI":"10.1145\/2688073.2688105"},{"key":"7_CR22","unstructured":"Jayaraman, B., Li, H., Evans, D.: Decentralized certificate authorities (2017). https:\/\/arxiv.org\/pdf\/1706.03370.pdf"},{"key":"7_CR23","series-title":"Lecture Notes in Computer Science","doi-asserted-by":"publisher","first-page":"436","DOI":"10.1007\/978-3-642-15317-4_27","volume-title":"Security and Cryptography for Networks","author":"A Kate","year":"2010","unstructured":"Kate, A., Goldberg, I.: Distributed private-key generators for identity-based cryptography. In: Garay, J.A., De Prisco, R. (eds.) SCN 2010. LNCS, vol. 6280, pp. 436\u2013453. Springer, Heidelberg (2010). https:\/\/doi.org\/10.1007\/978-3-642-15317-4_27"},{"key":"7_CR24","doi-asserted-by":"publisher","unstructured":"Knessl, C., Szpankowski, W.: Limit laws for the height in Patricia tries. J. Algorithms 44(1), 63\u201397 (2002). https:\/\/doi.org\/10.1016\/S0196-6774(02)00212-2","DOI":"10.1016\/S0196-6774(02)00212-2"},{"key":"7_CR25","volume-title":"The Art of Computer Programming","author":"DE Knuth","year":"1998","unstructured":"Knuth, D.E.: The Art of Computer Programming, vol. 3, 2nd edn. Addison Wesley Longman, Redwood City (1998)","edition":"2"},{"key":"7_CR26","series-title":"Lecture Notes in Computer Science","doi-asserted-by":"publisher","first-page":"486","DOI":"10.1007\/978-3-540-70583-3_40","volume-title":"Automata, Languages and Programming","author":"V Kolesnikov","year":"2008","unstructured":"Kolesnikov, V., Schneider, T.: Improved garbled circuit: free XOR gates and applications. In: Aceto, L., Damg\u00e5rd, I., Goldberg, L.A., Halld\u00f3rsson, M.M., Ing\u00f3lfsd\u00f3ttir, A., Walukiewicz, I. (eds.) ICALP 2008. LNCS, vol. 5126, pp. 486\u2013498. Springer, Heidelberg (2008). https:\/\/doi.org\/10.1007\/978-3-540-70583-3_40"},{"key":"7_CR27","unstructured":"Langley, A.: Crit-bit trees, September 2008. https:\/\/www.imperialviolet.org\/binary\/critbit.pdf. Accessed 10 Feb 2021"},{"key":"7_CR28","unstructured":"Melara, M.S., Blankstein, A., Bonneau, J., Felten, E.W., Freedman, M.J.: CONIKS: bringing key transparency to end users. In: Jung, J., Holz, T. (eds.) USENIX Security 2015, pp. 383\u2013398. USENIX Association, August 2015"},{"key":"7_CR29","doi-asserted-by":"crossref","unstructured":"Morrison, D.R.: Patricia-practical algorithm to retrieve information coded in alphanumeric. J. ACM 15(4), 514\u2013534 (1968). https:\/\/doi.org\/10.1145\/321479.321481","DOI":"10.1145\/321479.321481"},{"key":"7_CR30","doi-asserted-by":"crossref","unstructured":"Nilsson, S., Tikkanen, M.: An experimental study of compression methods for dynamic tries. Algorithmica 33(1), 19\u201333 (2002). https:\/\/doi.org\/10.1007\/s00453-001-0102-y","DOI":"10.1007\/s00453-001-0102-y"},{"issue":"2","key":"7_CR31","first-page":"120","volume":"21","author":"RL Rivest","year":"1978","unstructured":"Rivest, R.L., Shamir, A., Adleman, L.M.: A method for obtaining digital signatures and public-key cryptosystems. Commun. Assoc. Comput. Mach. 21(2), 120\u2013126 (1978)","journal-title":"Commun. Assoc. Comput. Mach."},{"key":"7_CR32","series-title":"Lecture Notes in Computer Science","doi-asserted-by":"publisher","first-page":"457","DOI":"10.1007\/11426639_27","volume-title":"Advances in Cryptology \u2013 EUROCRYPT 2005","author":"A Sahai","year":"2005","unstructured":"Sahai, A., Waters, B.: Fuzzy identity-based encryption. In: Cramer, R. (ed.) EUROCRYPT 2005. LNCS, vol. 3494, pp. 457\u2013473. Springer, Heidelberg (2005). https:\/\/doi.org\/10.1007\/11426639_27"},{"key":"7_CR33","series-title":"LNCS","doi-asserted-by":"publisher","first-page":"47","DOI":"10.1007\/3-540-39568-7_5","volume-title":"CRYPTO 1984","author":"A Shamir","year":"1984","unstructured":"Shamir, A.: Identity-based cryptosystems and signature schemes. In: Blakley, G.R., Chaum, D. (eds.) CRYPTO 1984. LNCS, vol. 196, pp. 47\u201353. Springer, Heidelberg (1984). https:\/\/doi.org\/10.1007\/3-540-39568-7_5"},{"key":"7_CR34","doi-asserted-by":"crossref","unstructured":"Szpankowski, W.: Patricia tries again revisited. J. ACM 37(4), 691\u2013711 (1990). https:\/\/doi.org\/10.1145\/96559.214080","DOI":"10.1145\/96559.214080"}],"container-title":["Lecture Notes in Computer Science","Cryptography and Coding"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/link.springer.com\/content\/pdf\/10.1007\/978-3-030-92641-0_7","content-type":"unspecified","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2021,12,14]],"date-time":"2021-12-14T08:05:02Z","timestamp":1639469102000},"score":1,"resource":{"primary":{"URL":"https:\/\/link.springer.com\/10.1007\/978-3-030-92641-0_7"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2021]]},"ISBN":["9783030926403","9783030926410"],"references-count":34,"URL":"https:\/\/doi.org\/10.1007\/978-3-030-92641-0_7","relation":{},"ISSN":["0302-9743","1611-3349"],"issn-type":[{"value":"0302-9743","type":"print"},{"value":"1611-3349","type":"electronic"}],"subject":[],"published":{"date-parts":[[2021]]},"assertion":[{"value":"15 December 2021","order":1,"name":"first_online","label":"First Online","group":{"name":"ChapterHistory","label":"Chapter History"}},{"value":"IMACC","order":1,"name":"conference_acronym","label":"Conference Acronym","group":{"name":"ConferenceInfo","label":"Conference Information"}},{"value":"IMA International Conference on Cryptography and Coding","order":2,"name":"conference_name","label":"Conference Name","group":{"name":"ConferenceInfo","label":"Conference Information"}},{"value":"2021","order":5,"name":"conference_year","label":"Conference Year","group":{"name":"ConferenceInfo","label":"Conference Information"}},{"value":"16 December 2021","order":7,"name":"conference_start_date","label":"Conference Start Date","group":{"name":"ConferenceInfo","label":"Conference Information"}},{"value":"18 December 2021","order":8,"name":"conference_end_date","label":"Conference End Date","group":{"name":"ConferenceInfo","label":"Conference Information"}},{"value":"18","order":9,"name":"conference_number","label":"Conference Number","group":{"name":"ConferenceInfo","label":"Conference Information"}},{"value":"ima2021","order":10,"name":"conference_id","label":"Conference ID","group":{"name":"ConferenceInfo","label":"Conference Information"}},{"value":"https:\/\/ima.org.uk\/11167\/17th-ima-international-conference-on-cryptography-and-coding\/","order":11,"name":"conference_url","label":"Conference URL","group":{"name":"ConferenceInfo","label":"Conference Information"}},{"value":"Single-blind","order":1,"name":"type","label":"Type","group":{"name":"ConfEventPeerReviewInformation","label":"Peer Review Information (provided by the conference organizers)"}},{"value":"easychair","order":2,"name":"conference_management_system","label":"Conference Management System","group":{"name":"ConfEventPeerReviewInformation","label":"Peer Review Information (provided by the conference organizers)"}},{"value":"30","order":3,"name":"number_of_submissions_sent_for_review","label":"Number of Submissions Sent for Review","group":{"name":"ConfEventPeerReviewInformation","label":"Peer Review Information (provided by the conference organizers)"}},{"value":"14","order":4,"name":"number_of_full_papers_accepted","label":"Number of Full Papers Accepted","group":{"name":"ConfEventPeerReviewInformation","label":"Peer Review Information (provided by the conference organizers)"}},{"value":"0","order":5,"name":"number_of_short_papers_accepted","label":"Number of Short Papers Accepted","group":{"name":"ConfEventPeerReviewInformation","label":"Peer Review Information (provided by the conference organizers)"}},{"value":"47% - The value is computed by the equation \"Number of Full Papers Accepted \/ Number of Submissions Sent for Review * 100\" and then rounded to a whole number.","order":6,"name":"acceptance_rate_of_full_papers","label":"Acceptance Rate of Full Papers","group":{"name":"ConfEventPeerReviewInformation","label":"Peer Review Information (provided by the conference organizers)"}},{"value":"3","order":7,"name":"average_number_of_reviews_per_paper","label":"Average Number of Reviews per Paper","group":{"name":"ConfEventPeerReviewInformation","label":"Peer Review Information (provided by the conference organizers)"}},{"value":"5","order":8,"name":"average_number_of_papers_per_reviewer","label":"Average Number of Papers per Reviewer","group":{"name":"ConfEventPeerReviewInformation","label":"Peer Review Information (provided by the conference organizers)"}},{"value":"Yes","order":9,"name":"external_reviewers_involved","label":"External Reviewers Involved","group":{"name":"ConfEventPeerReviewInformation","label":"Peer Review Information (provided by the conference organizers)"}}]}}