{"product_id":"book-of-pf-4th-edition-9781718504707","title":"Book of PF, 4th Edition","description":"\u003cp\u003eBook of PF, 4th Edition: A No-Nonsense Guide to the OpenBSD Firewall by Hansteen, Peter N.M.. Published by No Starch Press,US, 2026.\u003c\/p\u003e","brand":"Hansteen, Peter N.M.","offers":[{"title":"Default Title","offer_id":53932617892182,"sku":"9781718504707","price":63.61,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0886\/3206\/6390\/files\/9781718504707.jpg?v=1779277665","url":"https:\/\/www.englishbook.fi\/products\/book-of-pf-4th-edition-9781718504707","provider":"Bookshop","version":"1.0","type":"link"}