Protecting Fingerprint Data Using Watermarking. - Khalil Zebbiche; Lahouari Ghouti; Fouad Khelifi; Ahmed Bouridane (AHS, 2006)

Maximum-Likelihood Watermarking Detection on Fingerprint Images. - Khalil Zebbiche; Fouad Khelifi; Ahmed Bouridane (BLISS, 2007)

Optimum Detection of Multiplicative-Multibit Watermarking for Fingerprint Images. - Khalil Zebbiche; Fouad Khelifi; Ahmed Bouridane (ICB, 2007)

An Efficient Watermarking Technique for the Protection of Fingerprint Images. - Khalil Zebbiche; Fouad Khelifi; Ahmed Bouridane (EURASIP J. Inf. Secur., 2008)

Region-Based Watermarking of Biometric Images: Case Study in Fingerprint Images. - Khalil Zebbiche; Fouad Khelifi (Int. J. Digit. Multim. Broadcast., 2008)

Watermarking for Palmprint Image Protection. - Moussadek Laadjel; Khalil Zebbiche; F. Kurugullu; Ahmed Bouridane; Omar Nibouche (IMVIP, 2009)

Robust Multibit Decoding and Detection of Multiplicative Watermarks for Fingerprint Images. - Khalil Zebbiche; Fouad Khelifi; Ahmed Bouridane (J. Multim., 2010)

Real time watermarking to authenticate the WSQ bitstream. - Karima Ait Saadi; Khalil Zebbiche; Moussadek Laadjel; Mohamed Amine Morsli (IPTA, 2012)

Efficient Joint Watermarking and WSQ Compression Scheme. - Khalil Zebbiche; Fouad Khelifi; Karima Ait Saadi (EST, 2013)

Protecting Digital Fingerprint in Automated Fingerprint Identification System using Local Binary Pattern Operator. - Karima Ait-Sadi; Bouchair Imène; Khalil Zebbiche; Moussadek Laadjel (SIGMAP, 2014)

Efficient wavelet-based perceptual watermark masking for robust fingerprint image watermarking. - Khalil Zebbiche; Fouad Khelifi (IET Image Process., 2014)

Comments on "A robust color image watermarking with singular value decomposition method". - Khaled Loukhaoukha; Ahmed Refaey; Khalil Zebbiche (Adv. Eng. Softw., 2016)

Comments on "Homomorphic image watermarking with a singular value decomposition algorithm". - Khaled Loukhaoukha; Ahmed Refaey; Khalil Zebbiche (Inf. Process. Manag., 2016)

Efficient and secure cryptosystem for fingerprint images in wavelet domain. - Khaled Loukhaoukha; Ahmed Refaey; Khalil Zebbiche; Abdallah Shami (Multim. Tools Appl., 2018)

Robust additive watermarking in the DTCWT domain based on perceptual masking. - Khalil Zebbiche; Fouad Khelifi; Khaled Loukhaoukha (Multim. Tools Appl., 2018)

Perceptual Masking Model Using Lifting Wavelet Transform for Fingerprint Images. - Mohamed Lamine Benseddik; Khalil Zebbiche; Mohamed Salah Azzaz; Said Sadoudi (CSA, 2020)

Ambiguity attacks on SVD audio watermarking approach using chaotic encrypted images. - Noureddine Mehallegue; Khaled Loukhaoukha; Khalil Zebbiche; Ahmed Refaey; Mourad Djellab (Multim. Tools Appl., 2020)

Interpolation-based reversible data hiding in the transform domain for fingerprint images. - Mohamed Lamine Benseddik; Khalil Zebbiche; Mohamed Salah Azzaz; Said Sadoudi (Multim. Tools Appl., 2022)

Securing Biometric Systems by using Perceptual Hashing Techniques. - Maamar Hamadouche; Khalil Zebbiche; Youcef Zafoune (AICCSA, 2023)

A replay attack detection scheme based on perceptual image hashing. - Hamadouche Maamar; Khalil Zebbiche; Tebbi Hanane; Mohamed Guerroumi; Youcef Zafoune (Multim. Tools Appl., 2024)

Comments on "efficient SVD speech watermarking with encrypted images". - Amar El Maadi; Khaled Loukhaoukha; Mahmoud Benmami; Noureddine Mehallegue; Khalil Zebbiche (Multim. Tools Appl., 2024)

Ambiguity attacks on the digital image watermarking using discrete wavelet transform and singular value decomposition. - Amar El Maadi; Khaled Loukhaoukha; Mahmoud Benmami; Khalil Zebbiche; Noureddine Mehallegue (Multim. Tools Appl., 2025)