{"product_id":"the-book-of-pf-4th-peter-n-m-hansteen-9781718504707","title":"The Book of Pf, 4th Edition: A No-Nonsense Guide to the OpenBSD Firewall","description":"\u003cbr\u003e\u003cb\u003eAuthor:\u003c\/b\u003e Peter N. M. Hansteen\u003cbr\u003e\u003cb\u003eISBN-10:\u003c\/b\u003e 1718504705\u003cbr\u003e\u003cb\u003eISBN-13:\u003c\/b\u003e 9781718504707\u003cbr\u003e\u003cb\u003ePublisher:\u003c\/b\u003e No Starch Press\u003cbr\u003e\u003cb\u003eLanguage:\u003c\/b\u003e English\u003cbr\u003e\u003cb\u003ePublished:\u003c\/b\u003e 03\/10\/2026\u003cbr\u003e\u003cb\u003ePages:\u003c\/b\u003e 264\u003cbr\u003e\u003cb\u003eFormat:\u003c\/b\u003e Paperback\u003cbr\u003e\u003cb\u003eWeight:\u003c\/b\u003e 0.81lbs","brand":"Peter N. M. Hansteen","offers":[{"title":"Paperback","offer_id":47203281797375,"sku":"9781718504707","price":59.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/2982\/9887\/files\/img_34c1badb-837e-412d-99bd-f31c2eac229d.jpg?v=1756834890","url":"https:\/\/www.whiterainbookhouse.com\/products\/the-book-of-pf-4th-peter-n-m-hansteen-9781718504707","provider":"WR Book House","version":"1.0","type":"link"}