{"id":1115,"date":"2024-07-16T21:37:28","date_gmt":"2024-07-16T21:37:28","guid":{"rendered":"https:\/\/www.tarleton.edu\/security-controls-catalog\/?page_id=1115"},"modified":"2024-09-06T21:25:55","modified_gmt":"2024-09-06T21:25:55","slug":"ca-9-internal-system-connections","status":"publish","type":"page","link":"https:\/\/www.tarleton.edu\/security-controls-catalog\/assessment-authorization-and-monitoring-ca\/ca-9-internal-system-connections\/","title":{"rendered":"CA-9: Internal System Connections"},"content":{"rendered":"\n<h1 class=\"wp-block-heading has-large-font-size\">CA-9: Internal System Connections<\/h1>\n\n\n\n<div style=\"height:20px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h2 class=\"wp-block-heading\" style=\"font-size:16px\"><strong>NIST Baseline: &nbsp;<\/strong>Low&nbsp;<\/h2>\n\n\n\n<h2 class=\"wp-block-heading\" style=\"font-size:16px\"><strong>DIR Required By: &nbsp;<\/strong>07\/20\/2023&nbsp;<\/h2>\n\n\n\n<h2 class=\"wp-block-heading\" style=\"font-size:16px\"><strong>Review Date: &nbsp;<\/strong>06\/26\/2024<\/h2>\n\n\n\n<ul class=\"wp-block-list its-nested-list\">\n<li>Information resource owners or their designee are responsible for:&nbsp;\n<ul class=\"wp-block-list\">\n<li>Authorizing internal interconnections (internal connections for a class of components with common characteristics and\/or configurations may be authorized as a group);&nbsp;&nbsp;<\/li>\n\n\n\n<li>Ensuring internal connections are documented including:&nbsp;&nbsp;\n<ul class=\"wp-block-list\">\n<li>Purpose of the connection.&nbsp;&nbsp;<\/li>\n\n\n\n<li>Nature of the information communicated based on the <a href=\"https:\/\/assets.system.tamus.edu\/files\/policy\/pdf\/so-Security-Standards\/DataClassProtect.pdf\">Texas A&amp;M University System (TAMUS) data classification<\/a> and the <a href=\"https:\/\/nvlpubs.nist.gov\/nistpubs\/fips\/nist.fips.199.pdf\">Federal Information Processing Standards (FIPS) 199<\/a> impact levels.\u00a0\u00a0<\/li>\n\n\n\n<li>Interface characteristics including host names or IP addresses, data transfer method, ports, and protocols.&nbsp;&nbsp;<\/li>\n\n\n\n<li>Security requirements and other relevant details about how the information is protected (e.g. authentication, encryption, and firewall rules).&nbsp;&nbsp;<\/li>\n\n\n\n<li>Data transfer frequency.&nbsp;&nbsp;<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>Ensuring that internal interconnections are reviewed periodically to update documentation and terminate connections that are not in use.&nbsp;<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator alignfull has-text-color has-tarleton-purple-color has-alpha-channel-opacity has-tarleton-purple-background-color has-background is-style-wide\"\/>\n\n\n\n<h3 class=\"wp-block-heading has-medium-font-size\">References\/Additional Resources<\/h3>\n\n\n\n<p><a href=\"https:\/\/nvlpubs.nist.gov\/nistpubs\/fips\/nist.fips.199.pdf\">FIPS 199<\/a><\/p>\n\n\n\n<p><a href=\"https:\/\/assets.system.tamus.edu\/files\/policy\/pdf\/so-Security-Standards\/DataClassProtect.pdf\">TAMUS data classification<\/a> <\/p>\n","protected":false},"excerpt":{"rendered":"<p>CA-9: Internal System Connections NIST Baseline: &nbsp;Low&nbsp; DIR Required By: &nbsp;07\/20\/2023&nbsp; Review Date: &nbsp;06\/26\/2024 References\/Additional Resources FIPS 199 TAMUS data classification<\/p>\n","protected":false},"author":1,"featured_media":580,"parent":788,"menu_order":10,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_acf_changed":false,"inline_featured_image":false,"advgb_blocks_editor_width":"","advgb_blocks_columns_visual_guide":"","footnotes":""},"class_list":["post-1115","page","type-page","status-publish","has-post-thumbnail","hentry"],"acf":[],"coauthors":[],"author_meta":{"author_link":"https:\/\/www.tarleton.edu\/security-controls-catalog\/author\/brian-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-3\/","display_name":"brian"},"relative_dates":{"created":"Posted 2 years ago","modified":"Updated 2 years ago"},"absolute_dates":{"created":"Posted on July 16, 2024","modified":"Updated on September 6, 2024"},"absolute_dates_time":{"created":"Posted on July 16, 2024 9:37 pm","modified":"Updated on September 6, 2024 9:25 pm"},"featured_img_caption":"","featured_img":false,"series_order":"","_links":{"self":[{"href":"https:\/\/www.tarleton.edu\/security-controls-catalog\/wp-json\/wp\/v2\/pages\/1115","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.tarleton.edu\/security-controls-catalog\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/www.tarleton.edu\/security-controls-catalog\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/www.tarleton.edu\/security-controls-catalog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.tarleton.edu\/security-controls-catalog\/wp-json\/wp\/v2\/comments?post=1115"}],"version-history":[{"count":0,"href":"https:\/\/www.tarleton.edu\/security-controls-catalog\/wp-json\/wp\/v2\/pages\/1115\/revisions"}],"up":[{"embeddable":true,"href":"https:\/\/www.tarleton.edu\/security-controls-catalog\/wp-json\/wp\/v2\/pages\/788"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.tarleton.edu\/security-controls-catalog\/wp-json\/"}],"wp:attachment":[{"href":"https:\/\/www.tarleton.edu\/security-controls-catalog\/wp-json\/wp\/v2\/media?parent=1115"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}