List of Articles LSB Open Access Article Abstract Page Full-Text 1 - Providing an Optimal Way to Increase the Security of Data Transfer using Watermarking in Digital Audio Signals Saeed Talati Pouriya Etezadifar Open Access Article Abstract Page Full-Text 2 - Investigation of Steganography Methods in Audio Standard Coders: LPC, CELP, MELP Saeed Talati Pouria EtezadiFar Mohammad Reza Hassani Ahangar Mahdi Molazade 10.30486/mjtd.2022.695928 Open Access Article Abstract Page Full-Text 3 - Secret Information Steganography Using LSB Insertion Methodwithout Bit Layout Section Farhad Narimani Mohammad Esmaeel Akbari Hamid Vahdati Open Access Article Abstract Page Full-Text 4 - Design and Analyses of a PWM based Seven Level CascadeCombination Inverter Mortaza Sefidi Mehdi Jarahi Open Access Article Abstract Page Full-Text 5 - Explicit Strategies-Based Instruction for L2 Apology and Request Production: Should It Be Separate or Integrated? Mina Akhavan Tavakoli Marzieh Bagherkazemi Alireza Ameri 10.71673/relp.2025.1197379 Open Access Article Abstract Page Full-Text 6 - Steganography of Color Images: From Basics to Novel Hiding Methods with Least Significant Bit-Based Algorithms Saeedeh khajehbeydokhti Amini Atena Mohammad Hossein Moattar https://doi.org/10.82195/ntds.2025.1224200