Writer : ضیاء یحیی السادات ؛
Journal:الأمن العام»ربیع الآخر 1422 - العدد 174 (14 page(s) - From 51 to 64 )
Keywords:الإلکترونیالبریدإنترنتالإنترنتإرسالالکمبیوتر
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