Improved proxy re-encryption schemes with applications to secure distributed storage Export

@article{citeulike:3979039, abstract = {In 1998, Blaze, Bleumer, and Strauss (BBS) proposed an application called atomic proxy re-encryption , in which a semitrusted proxy converts a ciphertext for Alice into a ciphertext for Bob without seeing the underlying plaintext. We predict that fast and secure re-encryption will become increasingly popular as a method for managing encrypted file systems. Although efficiently computable, the wide-spread adoption of BBS re-encryption has been hindered by considerable security risks. Following recent work of Dodis and Ivan, we present new re-encryption schemes that realize a stronger notion of security and demonstrate the usefulness of proxy re-encryption as a method of adding access control to a secure file system. Performance measurements of our experimental file system demonstrate that proxy re-encryption can work effectively in practice.}, address = {New York, NY, USA}, author = {Ateniese, Giuseppe and Fu, Kevin and Green, Matthew and Hohenberger, Susan}, citeulike-article-id = {3979039}, citeulike-linkout-0 = {http://portal.acm.org/citation.cfm?id=1127346}, citeulike-linkout-1 = {http://dx.doi.org/10.1145/1127345.1127346}, doi = {10.1145/1127345.1127346}, issn = {1094-9224}, journal = {ACM Trans. Inf. Syst. Secur.}, keywords = {crypto, dight-confidentiality, health}, number = {1}, pages = {1--30}, posted-at = {2009-01-29 14:05:27}, priority = {0}, publisher = {ACM}, title = {Improved proxy re-encryption schemes with applications to secure distributed storage}, url = {http://dx.doi.org/10.1145/1127345.1127346}, volume = {9}, year = {2006} }

TY - JOUR ID - citeulike:3979039 L3 - citeulike-article-id:3979039 N2 - In 1998, Blaze, Bleumer, and Strauss (BBS) proposed an application called atomic proxy re-encryption , in which a semitrusted proxy converts a ciphertext for Alice into a ciphertext for Bob without seeing the underlying plaintext. We predict that fast and secure re-encryption will become increasingly popular as a method for managing encrypted file systems. Although efficiently computable, the wide-spread adoption of BBS re-encryption has been hindered by considerable security risks. Following recent work of Dodis and Ivan, we present new re-encryption schemes that realize a stronger notion of security and demonstrate the usefulness of proxy re-encryption as a method of adding access control to a secure file system. Performance measurements of our experimental file system demonstrate that proxy re-encryption can work effectively in practice. IS - 1 JF - ACM Trans. Inf. Syst. Secur. SN - 1094-9224 AD - New York, NY, USA EP - 30 TI - Improved proxy re-encryption schemes with applications to secure distributed storage PB - ACM VL - 9 SP - 1 KW - crypto KW - dight-confidentiality KW - health AU - Ateniese, Giuseppe AU - Fu, Kevin AU - Green, Matthew AU - Hohenberger, Susan PY - 2006/// UR - http://dx.doi.org/10.1145/1127345.1127346 ER -