Collusion Resistant Broadcast Encryption with Short Ciphertexts and Private Keys Export

@incollection{citeulike:658932, abstract = {We describe two new public key broadcast encryption systems for stateless receivers. Both systems are fully secure against any number of colluders. In our first construction both ciphertexts and private keys are of constant size (only two group elements), for any subset of receivers. The public key size in this system is linear in the total number of receivers. Our second system is a generalization of the first that provides a tradeoff between ciphertext size and public key size. For example, we achieve a collusion resistant broadcast system for n users where both ciphertexts and public keys are of size for any subset of receivers. We discuss several applications of these systems.}, author = {Boneh, Dan and Gentry, Craig and Waters, Brent}, citeulike-article-id = {658932}, citeulike-linkout-0 = {http://dx.doi.org/10.1007/11535218_16}, citeulike-linkout-1 = {http://www.springerlink.com/content/374pjlcakffdffnw}, doi = {10.1007/11535218_16}, journal = {Advances in Cryptology – CRYPTO 2005}, keywords = {broadcast\_encryption}, month = {November}, pages = {258--275}, posted-at = {2009-10-09 17:57:43}, priority = {2}, title = {Collusion Resistant Broadcast Encryption with Short Ciphertexts and Private Keys}, url = {http://dx.doi.org/10.1007/11535218_16}, volume = {3621}, year = {2005} }

TY - CHAP ID - citeulike:658932 L3 - citeulike-article-id:658932 N2 - We describe two new public key broadcast encryption systems for stateless receivers. Both systems are fully secure against any number of colluders. In our first construction both ciphertexts and private keys are of constant size (only two group elements), for any subset of receivers. The public key size in this system is linear in the total number of receivers. Our second system is a generalization of the first that provides a tradeoff between ciphertext size and public key size. For example, we achieve a collusion resistant broadcast system for n users where both ciphertexts and public keys are of size for any subset of receivers. We discuss several applications of these systems. JF - Advances in Cryptology – CRYPTO 2005 EP - 275 TI - Collusion Resistant Broadcast Encryption with Short Ciphertexts and Private Keys VL - 3621 SP - 258 KW - broadcast_encryption AU - Boneh, Dan AU - Gentry, Craig AU - Waters, Brent PY - 2005/11// UR - http://dx.doi.org/10.1007/11535218_16 ER -