{"product_id":"big-machines-cryptographic-security-of-the-german-enigma-japanese-purple-and-us-sigaba-ecm-cipher-machines","title":"Big Machines: Cryptographic Security of the German Enigma, Japanese PURPLE, and US SIGABA\/ECM Cipher Machines","description":null,"brand":"Corrections Bookstore ","offers":[{"title":"Default Title","offer_id":46360832540847,"sku":"9781478793984","price":30.88,"currency_code":"USD","in_stock":true}],"url":"https:\/\/www.correctionsbookstore.com\/products\/big-machines-cryptographic-security-of-the-german-enigma-japanese-purple-and-us-sigaba-ecm-cipher-machines","provider":"Corrections Bookstore ","version":"1.0","type":"link"}