WEBVTT 00:00:13.388 --> 00:00:13.930 أنا ديفيد شوارتز. 00:00:13.930 --> 00:00:14.201 أنا رئيس قسم التكنولوجيا في "ريبل". أنا خوان بينيت. 00:00:14.201 --> 00:00:14.336 أنا المؤسس والرئيس التنفيذي لشركة "بروتوكول لابس". 00:00:14.336 --> 00:00:14.404 تركز "ريبل"، وهي شركة خدمات مالية، 00:00:14.404 --> 00:00:14.438 بشكل كبير على تحسين تدفقات الدفع الدولية وجلب تقنية سلسلة الكتل 00:00:14.438 --> 00:00:14.455 إلى المؤسسات وشركات الخدمات المالية. 00:00:14.455 --> 00:00:14.463 "بروتوكول لابس" هي منظمة بحث وتطوير تقوم ببناء بروتوكولات وأدوات 00:00:14.463 --> 00:00:14.467 وخدمات لتحسين الإنترنت. 00:00:14.467 --> 00:00:14.469 أفضل طريقة لشرح تقنية سلسلة الكتل 00:00:14.469 --> 00:00:14.470 هي النظر إلى المثال الأول من بيتكوين. 00:00:14.470 --> 00:00:14.471 بيتكوين هي شكل من أشكال النقود الرقمية. 00:00:14.471 --> 00:00:14.471 تم إصدارها عام 2009 ولا تزال العملة المشفرة الأكثر شعبية. 00:00:14.471 --> 00:00:14.471 لا تحتاج بيتكوين إلى سلطة مركزية للتحقق من صحة المعاملات عبر الشبكة 00:00:14.471 --> 00:00:14.471 مثل البنك. 00:00:14.471 --> 00:00:14.471 بدلاً من ذلك، إنها شبكة لا مركزية من نظير إلى نظير. 00:00:14.471 --> 00:00:14.471 يتحقق المستخدمون على الشبكة من المعاملات من خلال إكمال مشكلات الرياضيات المعقدة، 00:00:14.471 --> 00:00:14.471 وطلب المعاملات بشكل أساسي في الدقائق العشر الماضية أو نحو ذلك، 00:00:14.471 --> 00:00:14.471 ويتلقون عملات بيتكوين في المقابل، 00:00:14.471 --> 00:00:14.471 مما يضمن صحة المعاملات والحفاظ على أمان الشبكة. 00:00:14.471 --> 00:00:14.471 لبناء الثقة، يمكن تتبع جميع عناوين المستخدمين والمعاملات 00:00:14.471 --> 00:00:14.471 وغير ذلك على الشبكة بشكل عام. 00:00:14.471 --> 00:00:14.471 على عكس الخوارزميات أو قواعد البيانات في البنوك التقليدية. 00:00:14.471 --> 00:00:14.471 لكن كيف يمكن للعملة أن تعمل بدون حكومة أو بنك؟ 00:00:14.471 --> 00:00:14.472 00:00:14.472 --> 00:00:16.516 00:00:16.725 --> 00:00:19.019 00:00:19.019 --> 00:00:21.021 00:00:21.062 --> 00:00:25.191 00:00:25.191 --> 00:00:28.069 00:00:28.236 --> 00:00:31.990 00:00:31.990 --> 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