{"id":1358,"date":"2021-06-21T10:00:00","date_gmt":"2021-06-21T15:00:00","guid":{"rendered":"https:\/\/packitforwarding.com\/?p=1358"},"modified":"2021-06-19T15:06:05","modified_gmt":"2021-06-19T20:06:05","slug":"pcnsa-3-4","status":"publish","type":"post","link":"https:\/\/packitforwarding.com\/index.php\/2021\/06\/21\/pcnsa-3-4\/","title":{"rendered":"PCNSA 3.4"},"content":{"rendered":"\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\"><p>Identify the potential impact of App-ID updates to existing Security policy rules.<\/p><cite>Palo Alto Networks PCNSA Study Guide v10<\/cite><\/blockquote>\n\n\n\n<h2 class=\"wp-block-heading\">App-ID Updates and Impact<\/h2>\n\n\n\n<p>New App-ID updates can change how an application is categorized which can lead to rules no longer working correctly. You can either manage these updates and review them for issues, or you can disable new apps in the update feature and manually enable the new apps. Either way requires administrative burden.<\/p>\n\n\n\n<p>You can review updates by clicking on Review Policies to see any rules that might be affected by the new updates.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Identify the potential impact of App-ID updates to existing Security policy rules. Palo Alto Networks PCNSA Study Guide v10 App-ID Updates and Impact New App-ID updates can change how an application is categorized which can lead to rules no longer working correctly. You can either manage these updates and review them for issues, or you [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":1475,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"jetpack_post_was_ever_published":false,"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_publicize_message":"","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":true,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"font":"","enabled":false},"version":2}},"categories":[31,189,188],"tags":[90,191,190],"class_list":["post-1358","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-certification","category-palo-alto","category-pcnsa","tag-certification","tag-palo-alto","tag-pcnsa"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.3 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>PCNSA 3.4 -<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/packitforwarding.com\/index.php\/2021\/06\/21\/pcnsa-3-4\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"PCNSA 3.4 -\" \/>\n<meta property=\"og:description\" content=\"Identify the potential impact of App-ID updates to existing Security policy rules. Palo Alto Networks PCNSA Study Guide v10 App-ID Updates and Impact New App-ID updates can change how an application is categorized which can lead to rules no longer working correctly. 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For example when a flow starts as a request to www.google.com it is recognized as web-browsing, but once\u2026","rel":"","context":"In &quot;Certification&quot;","block_context":{"text":"Certification","link":"https:\/\/packitforwarding.com\/index.php\/category\/certification\/"},"img":{"alt_text":"person using a smartphone","src":"https:\/\/i0.wp.com\/packitforwarding.com\/wp-content\/uploads\/2021\/04\/pexels-photo-5053841.jpeg?fit=800%2C1200&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/packitforwarding.com\/wp-content\/uploads\/2021\/04\/pexels-photo-5053841.jpeg?fit=800%2C1200&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/packitforwarding.com\/wp-content\/uploads\/2021\/04\/pexels-photo-5053841.jpeg?fit=800%2C1200&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/packitforwarding.com\/wp-content\/uploads\/2021\/04\/pexels-photo-5053841.jpeg?fit=800%2C1200&ssl=1&resize=700%2C400 2x"},"classes":[]},{"id":1361,"url":"https:\/\/packitforwarding.com\/index.php\/2021\/06\/23\/pcnsa-3-5\/","url_meta":{"origin":1358,"position":3},"title":"PCNSA 3.5","author":"Ben Story","date":"June 23, 2021","format":false,"excerpt":"Identify the tools to optimize Security plicies.Palo Alto Networks PCNSA Study Guide v10 Policy Optimizer The policy optimizer helps to identify port based rules that can be converted to App-ID based rules for better visibility and security. It also calls out App-ID rules with unused applications (over-provisioned). Application based rules\u2026","rel":"","context":"In &quot;Certification&quot;","block_context":{"text":"Certification","link":"https:\/\/packitforwarding.com\/index.php\/category\/certification\/"},"img":{"alt_text":"pile of folders","src":"https:\/\/i0.wp.com\/packitforwarding.com\/wp-content\/uploads\/2021\/06\/pexels-photo-357514.jpeg?fit=1200%2C800&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/packitforwarding.com\/wp-content\/uploads\/2021\/06\/pexels-photo-357514.jpeg?fit=1200%2C800&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/packitforwarding.com\/wp-content\/uploads\/2021\/06\/pexels-photo-357514.jpeg?fit=1200%2C800&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/packitforwarding.com\/wp-content\/uploads\/2021\/06\/pexels-photo-357514.jpeg?fit=1200%2C800&ssl=1&resize=700%2C400 2x, https:\/\/i0.wp.com\/packitforwarding.com\/wp-content\/uploads\/2021\/06\/pexels-photo-357514.jpeg?fit=1200%2C800&ssl=1&resize=1050%2C600 3x"},"classes":[]},{"id":1342,"url":"https:\/\/packitforwarding.com\/index.php\/2021\/04\/05\/pcnsa-2-9\/","url_meta":{"origin":1358,"position":4},"title":"PCNSA 2.9","author":"Ben Story","date":"April 5, 2021","format":false,"excerpt":"Identify and configure Security policy match conditions, actions, and logging options.Palo Alto Networks PCNSA Study Guide v10 Implicit vs Explicit The two predefined interzone and intrazone rules are the only implicit rules on a Palo Alto firewall. Explicit rules are defined by an administrator and always are before the implicit\u2026","rel":"","context":"In &quot;Blog&quot;","block_context":{"text":"Blog","link":"https:\/\/packitforwarding.com\/index.php\/category\/blog\/"},"img":{"alt_text":"adult american football athlete audience","src":"https:\/\/i0.wp.com\/packitforwarding.com\/wp-content\/uploads\/2021\/03\/pexels-photo-209954.jpeg?fit=1200%2C800&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/packitforwarding.com\/wp-content\/uploads\/2021\/03\/pexels-photo-209954.jpeg?fit=1200%2C800&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/packitforwarding.com\/wp-content\/uploads\/2021\/03\/pexels-photo-209954.jpeg?fit=1200%2C800&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/packitforwarding.com\/wp-content\/uploads\/2021\/03\/pexels-photo-209954.jpeg?fit=1200%2C800&ssl=1&resize=700%2C400 2x, https:\/\/i0.wp.com\/packitforwarding.com\/wp-content\/uploads\/2021\/03\/pexels-photo-209954.jpeg?fit=1200%2C800&ssl=1&resize=1050%2C600 3x"},"classes":[]},{"id":1339,"url":"https:\/\/packitforwarding.com\/index.php\/2021\/04\/02\/pcnsa-2-8\/","url_meta":{"origin":1358,"position":5},"title":"PCNSA 2.8","author":"Ben Story","date":"April 2, 2021","format":false,"excerpt":"Identify the purpose of specific security rule types.Palo Alto Networks PCNSA Study Guide v10 Security Rule Types Security policies allow enforcement and action. They are evaluated top down and the first one matched is applied. 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