1. Fast Digital Identity Revocation (Extended Abstract);Aiello,1998
2. Attribute-based Encryption Supporting Direct/indirect Revocation Modes;Attrapadung,2009
3. Conjunctive broadcast and attribute-based encryption;Attrapadung,2009
4. Identity-based Threshold Decryption;Baek,2004
5. Secure schemes for secret sharing and key distribution;Beimel,1996