| 1 | Enhancement of image security using improved visual cryptography and digital watermarking techniques  | |
| Researcher: | Chitra, K. | |
| Guide: | Prasanna, V. | |
| University: | Pondicherry University, Puducherry | |
| Language: | English | |
| Shodhganga | ||
| 2 | Studies on visual cryptography schemes with improved quality and security  | |
| Researcher: | Sathishkumarat Nandakumar R. | |
| Guide: | Sudha, Gnanou Florence | |
| University: | Pondicherry University, Puducherry | |
| Language: | English | |
| Shodhganga | ||