Key Research Areas : Utilizing information leakage in non-perfect secret sharing schemes for traitor tracing (merging shared access control with fingerprinting). Constructing traceable pseudonyms (Anonymous fingerprinting) Secure biometric authentication based on partially encrypted data. Encryption transparent image and video hashing. Privacy preserving computation. Parametric transforms for domain randomization. Watermark detection in the encrypted domain. Public key and asymmetric watermarking. Construction of frameproof and collusion secure semi-fragile fingerprints. Fine-grained access control of Multimedia. Soft encryption schemes for joint fingerprinting and decryption.
Phone No: +91-361-2582516 (O) | Email: k.karthik@iitg.ac.in| Room No: 202
Personal Website