{"product_id":"2940153158013","title":"CISA EXAM-Testing Concept-Firewall","description":"\u003cp\u003ePoint to remember for CISA Exam:\u003cbr\u003e(1)Out of all types of firewall, Application-Level Firewall provides greatest security environment (as it works on application layer of OSI model).\u003c\/p\u003e\u003cp\u003e(2)Out of all types of firewall implementation structures, Screened Subnet Firewall (DMZ) provides greatest security environment (as it implements 2 packet filtering router and 1 bastion host).\u003c\/p\u003e\u003cp\u003e(3)In any given scenario, most robust configuration in firewall rule is ‘deny all traffic and allow specific traffic’ (as against ‘allow all traffic and deny specific traffic’).\u003c\/p\u003e\u003cp\u003e(4)In any given scenario, Stateful Inspection Firewall allows traffic from outside only if it is in response to traffic from internal hosts.\u003c\/p\u003e","brand":"Hemang Doshi","offers":[{"title":"Default Title","offer_id":46576747249905,"sku":"2940153158013","price":1.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0674\/5433\/7265\/files\/2940153158013_p0.jpg?v=1765871511","url":"https:\/\/shop.barnesandnoble.com\/products\/2940153158013","provider":"Barnes \u0026 Noble","version":"1.0","type":"link"}