Signcryption with Proxy Re-encryption. - Chandrasekar S.; Ambika K.; C. Pandu Rangan (IACR Cryptol. ePrint Arch., 2008)

An efficient SG-DACM framework for data integrity with user revocation in role based multiuser cloud environment. - Ambika K.; M. Balasingh Moses (Comput. Commun., 2020)