1 DCT Image Steganography Analysis for Privacy Preserving Data Mining; Sahar A. El-Rahman Ismail, Benha University, Cairo, Egypt and Princess Nora bint Abdul Rahman University, Riyadh, Saudi Arabia Dalal Al Makhdhub, Princess Nora bint Abdul Rahman University, Riyadh, Saudi Arabia Amal A. Al Qahtani, Princess Nora bint Abdul Rahman University, Riyadh, Saudi Arabia Ghadah A. Al Shabanat, Princes...