{"product_id":"9780684869988","title":"Secret Messages : Concealment, Codes and Other Types of Ingenious Communication","description":"\u003cp\u003eA history of covert communications explores the long tradition of coded messages, from messages carried on the belts of Spartan runners to the complex computer code driving secure communications on the modern battlefield.\u003c\/p\u003e","brand":"Simon \u0026 Schuster","offers":[{"title":"Default Title","offer_id":48677200003307,"sku":"00000_00000_00000_00000","price":73.24,"currency_code":"SGD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0758\/4484\/5803\/files\/9780684869988-1.jpg?v=1785755849","url":"https:\/\/kinokuniya.com.sg\/zh\/products\/9780684869988","provider":"Books Kinokuniya Singapore","version":"1.0","type":"link"}