{"id":5034,"date":"2026-01-05T08:00:00","date_gmt":"2026-01-05T06:00:00","guid":{"rendered":"https:\/\/support.withsecure.com\/?post_type=changelog&#038;p=5034"},"modified":"2026-10-19T12:16:16","modified_gmt":"2026-10-19T09:16:16","slug":"countercept-agent-for-windows-2026-01-05-sensor-update","status":"publish","type":"changelog","link":"https:\/\/support.withsecure.com\/en\/changelogs\/countercept-agent-for-windows-2026-01-05-sensor-update\/","title":{"rendered":"Countercept Agent for Windows &#8211; 2026-01-05 &#8211; Sensor update"},"content":{"rendered":"<p>The update is related to the Countercept Agent\u2019s\u00a0Sensor component. The Sensor component gathers data to be analyzed in the WithSecure backend to identify any malicious activity.\u00a0<\/p>\n<p>Product Name: Countercept Agent for Windows \u2013 Sensor Component<\/p>\n<p>Version: 2025.3.64<\/p>\n<p>Pilot Availability: 07\/01\/2026<\/p>\n<p>General Availability: 21\/01\/2026<\/p>\n<p>Predecessor: 2025.3.54<\/p>\n<p>Release Purpose:<\/p>\n<ul>\n<li>Generic maintenance<\/li>\n<\/ul>\n<p>Customer Action Required:<\/p>\n<ul>\n<li>The Operating System should be Azure Code Signing (ACS) compliant to receive this update. See\u00a0<span class=\"js-embed embedResponsive inlineEmbed\"><br \/>\n    <a href=\"https:\/\/community.withsecure.com\/en\/kb\/articles\/29714-changes-in-support-on-microsoft-windows-minimum-patch-level\" rel=\"nofollow noopener ugc\" target=\"_blank\"><br \/>\n        https:\/\/community.withsecure.com\/en\/kb\/articles\/29714-changes-in-support-on-microsoft-windows-minimum-patch-level<br \/>\n    <\/a><br \/>\n<\/span><br \/>\n\u00a0\u00a0\u00a0\u00a0\u00a0for more details.<br \/>\nAny endpoints which are not ACS-compliant will continue to run the previous production version of the sensor (2023.1.75).<\/li>\n<\/ul>\n<p>Name Changes:<\/p>\n<ul>\n<li>No changes to file, process, or service names.<\/li>\n<\/ul>\n<p>Files Updated:<\/p>\n<ul>\n<li>fsatp.sys<\/li>\n<li>fsatpl.exe<\/li>\n<li>fsatpn.exe<\/li>\n<li>install.exe<\/li>\n<li>sensor_control.exe<\/li>\n<\/ul>\n<p>New Features and Enhancements:<\/p>\n<ul>\n<li>N\/A<\/li>\n<\/ul>\n<p>General Maintenance:<\/p>\n<ul>\n<li>Bug fixes and general maintenance<\/li>\n<\/ul>\n<p>OS Support:<\/p>\n<ul>\n<li>Windows 10, 11<\/li>\n<li>Windows Server 2012, 2012 R2, 2016, 2019, 2022, 2025<\/li>\n<\/ul>\n<p>Please note that Windows 7 and Windows Server 2008 (R2) are not supported.\u00a0On endpoints where these operating systems are in use, the Countercept agent will not be updated, and the previous sensor version (2024.2.31) will continue to run. New Countercept agent installations to these operating systems are now impossible.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>The update is related to the Countercept Agent\u2019s\u00a0Sensor component. The Sensor component gathers data to be analyzed in the WithSecure backend to identify any malicious activity.\u00a0 Product Name: Countercept Agent&hellip;<\/p>\n","protected":false},"template":"","changelog_product":[134],"class_list":["post-5034","changelog","type-changelog","status-publish","hentry"],"acf":{"release_date":"20260105","version":"","source_system":"vanilla-import","source_foreign_id":"","import_hash":"25c467ea4fdae2f30f41ae17588cc35564375e03","vanilla_article_id":32791,"legacy_author":"AleksandrG","vanilla_url":"https:\/\/community.withsecure.com\/changelogs-en\/kb\/articles\/32791-countercept-agent-for-windows-2026-01-05-sensor-update","vanilla_category_id":191,"machine_translated":false},"_links":{"self":[{"href":"https:\/\/support.withsecure.com\/en\/wp-json\/wp\/v2\/changelog\/5034","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/support.withsecure.com\/en\/wp-json\/wp\/v2\/changelog"}],"about":[{"href":"https:\/\/support.withsecure.com\/en\/wp-json\/wp\/v2\/types\/changelog"}],"wp:attachment":[{"href":"https:\/\/support.withsecure.com\/en\/wp-json\/wp\/v2\/media?parent=5034"}],"wp:term":[{"taxonomy":"changelog_product","embeddable":true,"href":"https:\/\/support.withsecure.com\/en\/wp-json\/wp\/v2\/changelog_product?post=5034"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}