Media type: E-Article Title: BPCPR-FC: blockchain-based privacy preservation with confidentiality using proxy reencryption and ring signature in fog computing environments Contributor: Gowda, Naveen Chandra; Bharathi Malakreddy, A Published: Springer Science and Business Media LLC, 2023 Published in: International Journal of Information Technology, 15 (2023) 6, Seite 3343-3357 Language: English DOI: 10.1007/s41870-023-01373-w ISSN: 2511-2104; 2511-2112 Origination: Footnote: