Building efficient fully collusion-resilient traitor tracing and revocation schemes
Sanjam Garg, Abishek Kumarasubramanian, Amit Sahai, Brent R. Waters · 2010
In [8,9] Boneh et al. presented the first fully collusion-resistant traitor tracing and trace & revoke schemes. These schemes are based on composite order bilinear groups and their security depends on the hardness of the subgroup decision assumption.