Nimbalkar2, Prof. S. A. Mane3, N. A. M. 1, P. M. V. (2014) “A Survey on Intrusion Detection in Multitier Web Applications Using DoubleGuard”, International Journal of Engineering Technology and Computer Research, 2(7). Available at: https://www.ijetcr.org/index.php/ijetcr/article/view/91 (Accessed: 30July2026).