{"id":4749,"date":"2026-10-19T11:36:23","date_gmt":"2026-10-19T08:36:23","guid":{"rendered":"https:\/\/support.withsecure.com\/?page_id=4749"},"modified":"2026-10-19T11:36:23","modified_gmt":"2026-10-19T08:36:23","slug":"business-suite-client-security-and-server-security","status":"publish","type":"page","link":"https:\/\/support.withsecure.com\/en\/changelogs\/products\/business-suite-client-security-and-server-security\/","title":{"rendered":"Business Suite Client Security and Server Security"},"content":{"rendered":"<section\n    class=\"wp-block-support-banner edwp-block wp-block-support-banner--bg-light-gray layout--spacing-xxxl-top layout--spacing-xxxl-bottom\"\n    >\n            <div class=\"wp-block-support-banner__container\">\n        <div class=\"wp-block-support-banner__content-wrapper\">\n                        <div class=\"wp-component-content wp-component-content--default wp-block-support-banner__content\">\n            <h2 class=\"wp-component-heading text--h2 wp-component-content__title\">\n    Changelogs<\/h2>                    <div class=\"wp-component-content__inner\">\n                                    <div class=\"wp-component-content__content wysiwyg\">\n                        <div class=\"wp-component-paragraph \">\n    <h4>Business Suite Client Security and Server Security<\/h4>\n<\/div>\n                    <\/div>\n                                                            <\/div>\n                <\/div>                            <div class=\"wp-block-support-banner__searchbar\">\n                    <div class=\"addsearch-standalone-searchbar-container\" data-addsearch-results-url=\"\/en\/search\"><\/div>\n                <\/div>\n                                <\/div>\n    <\/div>\n<\/section>\n\n\n<section\n    class=\"wp-block-content-list edwp-block layout--spacing-l-top layout--spacing-l-bottom\"\n    >\n    <div class=\"wp-block-content-list__container\">\n        \n        <div class=\"wp-block-content-list__main\">\n                    <ul class=\"wp-block-content-list__list\">\n            <li class=\"wp-block-content-list__item\">\n                            <time class=\"wp-block-content-list__updated\" datetime=\"2026-03-24T00:00:00+00:00\">March 24, 2026<\/time>\n            \n            <a class=\"wp-block-content-list__link\" href=\"https:\/\/support.withsecure.com\/en\/changelogs\/business-suite-client-security-16-10-and-server-security-16-10-2026-03-24-update\/\">\n                <p class=\"wp-block-content-list__title\">Business Suite Client Security 16.10 and Server Security 16.10 &#8211; 2026-03-24 Update<\/p>\n            <\/a>\n\n            \n                            <details class=\"wp-block-content-list__details\">\n                    <summary class=\"wp-block-content-list__summary\">Read more<\/summary>\n                    <div class=\"wp-component-paragraph wp-block-content-list__body\">\n    <p>WithSecure Client Security provides protection for workstations: Microsoft\u00ae Windows 11, all editions excluding ARM.<\/p>\n<p>WithSecure Server Security provides protection for servers: Microsoft\u00ae Windows Server\u00ae 2016, 2019, 2022, 2025.<\/p>\n<p>The solution can be licensed and deployed as Standard or Premium. For WithSecure Server Security both per-server or terminal connection basis are applicable.<\/p>\n<h5 data-id=\"products-contain-following-features\">Products contain following features:<\/h5>\n<ul>\n<li><strong>Virus &amp; spyware protection<\/strong>\u00a0\u2013 protects your computer against viruses, trojans, spyware, riskware, rootkits, and other malware.<\/li>\n<li><strong>DeepGuard\u2122<\/strong>\u00a0\u2013 offers proactive, instant protection against unknown threats. It monitors application behavior and stops potentially harmful activities in real-time.<\/li>\n<li><strong>DataGuard (Premium)<\/strong>\u00a0\u2013 monitors protected folders to prevent untrusted applications from modifying your files.<\/li>\n<li><strong>Web traffic scanning<\/strong>\u00a0\u2013 detects and blocks malicious content in web traffic (HTTP protocol) to provide additional protection against malware.<\/li>\n<li><strong>Firewall<\/strong>\u00a0\u2013 consists of Windows Firewall integration and the network access control.<\/li>\n<li><strong>Application control<\/strong>\u00a0<strong>(Premium)\u00a0<\/strong>&#8211; allows you to restrict virtually any application from starting.<\/li>\n<li><strong>Botnet Blocker<\/strong>\u00a0\u2013 allows the Policy Manager administrator to block Domain Name System (DNS) queries from the host for domains that have a malicious reputation.<\/li>\n<li><strong>Browsing protection<\/strong>\u00a0\u2013 provides additional protection against unsafe web sites.<\/li>\n<li><strong>Web Content Control<\/strong>\u00a0<strong>(Premium)\u00a0<\/strong>\u2013 blocks web sites that contain unsuitable content.<\/li>\n<li><strong>Connection control (Premium)\u00a0<\/strong>\u2013 detects when users access an online banking web site (HTTPS only) or another defined web site that handles sensitive information.<\/li>\n<li><strong>Device control\u00a0<\/strong>\u2013 lets you control and disable hardware devices.<\/li>\n<li><strong>Software Updater\u00a0(Premium)\u00a0<\/strong>\u2013 keeps your system and applications up to date by automatically installing patches as they are released by vendors.<\/li>\n<li><strong>Offload Scanning Agent<\/strong>\u00a0\u2013 moves malware scanning operations to WithSecure Atlant for Offload Scanning Server.<\/li>\n<li><strong>Rapid Detection &amp; Response<\/strong>\u00a0\u2013 uses lightweight, discreet sensors that collect behavioral data from endpoint devices to identify a wide range of attacks.<\/li>\n<\/ul>\n<h4 data-id=\"what-s-new-in-this-version\">What\u2019s new in this version<\/h4>\n<p>This section describes the new features, enhancements and most important issues that have been solved since the previous release.<\/p>\n<h4 data-id=\"system-requirements\">System requirements<\/h4>\n<h5 data-id=\"client-security-supports-the-following-operating-systems\">Client Security supports the following operating systems:<\/h5>\n<ul>\n<li>Microsoft\u00ae Windows 11<\/li>\n<\/ul>\n<h5 data-id=\"server-security-supports-the-following-operating-systems\">Server Security supports the following operating systems:<\/h5>\n<ul>\n<li>Microsoft\u00ae Windows Server 2016<\/li>\n<li>Microsoft\u00ae Windows Server 2019<\/li>\n<li>Microsoft\u00ae Windows Server 2022<\/li>\n<li>Microsoft\u00ae Windows Server 2025<\/li>\n<\/ul>\n<p>Note: Please see the <a href=\"https:\/\/community.withsecure.com\/home\/leaving?allowTrusted=1&amp;target=https%3A%2F%2Fsupport.withsecure.com%2Fuserguides%2Fproduct.html%23business%2Fclient-security%2F16.00%2Fen%2Fconcept_852F562170EF47049679103B4FD922FA-16.00-en\" rel=\"nofollow noopener ugc\">Client Security<\/a> and <a href=\"https:\/\/community.withsecure.com\/home\/leaving?allowTrusted=1&amp;target=https%3A%2F%2Fsupport.withsecure.com%2Fuserguides%2Fproduct.html%23business%2Fserver-security%2F16.00%2Fen%2Fconcept_793CFDEEAB9247C28DB0CABED9214667-server-security-16.00-en\" rel=\"nofollow noopener ugc\">Server Security<\/a> user guides for the full list of supported operating systems and detailed system requirements.<\/p>\n<h4 data-id=\"new-features-and-improvements\">New features and improvements<\/h4>\n<ul>\n<li>Software updates can now be scanned and installed for non\u2011admin users.<\/li>\n<li>Software Updater download errors caused by software vendors are now shown in the local user interface.<\/li>\n<li>A new uninstallation security event has been added (requires the Policy Manager release).<\/li>\n<li>A new Artificial Intelligence URL category has been introduced (requires the Policy Manager release).<\/li>\n<li>The DataGuard overlay icon has been updated to a more lightweight version.<\/li>\n<li>Improved network state event handling to speed up definitions and policy updates.<\/li>\n<li>A new <code class=\"code codeInline\" spellcheck=\"false\" tabindex=\"0\">--skip_cache<\/code> command line option of fsscan.exe has been introduced, allowing a forced full rescan of all files.<\/li>\n<li>Dell Common Event Enabler integration is now introduced with Server Security in this release.<\/li>\n<\/ul>\n<h4 data-id=\"bug-fixes\">Bug fixes:<\/h4>\n<ul>\n<li>Fixed an issue with offline definition updates.<\/li>\n<li>Fixed an issue where the connectivity checker could fail in certain conditions.<\/li>\n<li>Fixed an issue with firewall rules restoration during client uninstallation.<\/li>\n<li>Other minor fixes and improvements.<\/li>\n<\/ul>\n<h4 data-id=\"installation\">Installation<\/h4>\n<p>Policy Manager 16.10 or newer is required.<\/p>\n<\/div>\n                <\/details>\n                    <\/li>\n            <li class=\"wp-block-content-list__item\">\n                            <time class=\"wp-block-content-list__updated\" datetime=\"2025-05-16T00:00:00+00:00\">May 16, 2025<\/time>\n            \n            <a class=\"wp-block-content-list__link\" href=\"https:\/\/support.withsecure.com\/en\/changelogs\/business-suite-client-security-and-server-security-16-x-2025-05-16-update\/\">\n                <p class=\"wp-block-content-list__title\">Business Suite Client Security and Server Security 16.x &#8211; 2025-05-16 Update<\/p>\n            <\/a>\n\n            \n                            <details class=\"wp-block-content-list__details\">\n                    <summary class=\"wp-block-content-list__summary\">Read more<\/summary>\n                    <div class=\"wp-component-paragraph wp-block-content-list__body\">\n    <p>A new version of the WithSecure Ultralight Core update (expected version 2025-05-09_01), part of the Windows endpoint client, will be released on 26th of May 2025.<\/p>\n<p>This release introduces a new &#8216;<strong>wsulavprothoster<\/strong>&#8216; service, executing\u00a0<strong>&#8216;fsulprothoster.exe<\/strong>&#8216; process. For partners and customers who have custom integrations in their endpoint devices to ensure that the EPP product is functioning correctly, we advise that these integrations are reviewed to ensure correct functionality.\u00a0<\/p>\n<p>For more details please check\u00a0<a href=\"https:\/\/community.withsecure.com\/en\/kb\/articles\/32224-changes-to-the-windows-epp-scanning-components-may-2025\" target=\"_blank\" rel=\"nofollow noopener ugc\">Changes to the Windows EPP Scanning Components \u2013 May 2025<\/a><\/p>\n<\/div>\n                <\/details>\n                    <\/li>\n            <li class=\"wp-block-content-list__item\">\n                            <time class=\"wp-block-content-list__updated\" datetime=\"2025-05-07T00:00:00+00:00\">May 7, 2025<\/time>\n            \n            <a class=\"wp-block-content-list__link\" href=\"https:\/\/support.withsecure.com\/en\/changelogs\/business-suite-client-security-and-server-security-16-x-2025-05-07-update\/\">\n                <p class=\"wp-block-content-list__title\">Business Suite Client Security and Server Security 16.x &#8211; 2025-05-07 Update<\/p>\n            <\/a>\n\n            \n                            <details class=\"wp-block-content-list__details\">\n                    <summary class=\"wp-block-content-list__summary\">Read more<\/summary>\n                    <div class=\"wp-component-paragraph wp-block-content-list__body\">\n    <p>A new version of the Windows Ultralight Core update intended to be released on 14th of May 2025, has been postponed due to issues found during the preparation phase. We apologize for the delays related to this release, but we are committed to making sure that we release content with the highest possible quality. We will advise on the release schedule for the new update.<\/p>\n<\/div>\n                <\/details>\n                    <\/li>\n            <li class=\"wp-block-content-list__item\">\n                            <time class=\"wp-block-content-list__updated\" datetime=\"2025-05-06T00:00:00+00:00\">May 6, 2025<\/time>\n            \n            <a class=\"wp-block-content-list__link\" href=\"https:\/\/support.withsecure.com\/en\/changelogs\/business-suite-client-security-and-server-security-16-x-2025-05-06-update\/\">\n                <p class=\"wp-block-content-list__title\">Business Suite Client Security and Server Security 16.x &#8211; 2025-05-06 Update<\/p>\n            <\/a>\n\n            \n                            <details class=\"wp-block-content-list__details\">\n                    <summary class=\"wp-block-content-list__summary\">Read more<\/summary>\n                    <div class=\"wp-component-paragraph wp-block-content-list__body\">\n    <p>A new version of the WithSecure Ultralight Core update (expected version 2025-04-23_02), part of the Windows endpoint client, will be released on 14th of May 2025.<\/p>\n<p>This release introduces a new &#8216;<strong>wsulavprothoster<\/strong>&#8216; service, executing <strong>&#8216;fsulprothoster.exe<\/strong>&#8216; process. For partners and customers who have custom integrations in their endpoint devices to ensure that the EPP product is functioning correctly, we advise that these integrations are reviewed to ensure correct functionality.\u00a0<\/p>\n<p>For more details please check <a href=\"https:\/\/community.withsecure.com\/en\/kb\/articles\/32224-changes-to-the-windows-epp-scanning-components-may-2025\" target=\"_blank\" rel=\"nofollow noopener ugc\">Changes to the Windows EPP Scanning Components \u2013 May 2025<\/a><\/p>\n<\/div>\n                <\/details>\n                    <\/li>\n    <\/ul>\n\n                            <\/div>\n    <\/div>\n<\/section>\n","protected":false},"excerpt":{"rendered":"","protected":false},"author":0,"featured_media":0,"parent":4744,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_acf_changed":false,"footnotes":""},"class_list":["post-4749","page","type-page","status-publish","hentry"],"acf":[],"_links":{"self":[{"href":"https:\/\/support.withsecure.com\/en\/wp-json\/wp\/v2\/pages\/4749","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/support.withsecure.com\/en\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/support.withsecure.com\/en\/wp-json\/wp\/v2\/types\/page"}],"replies":[{"embeddable":true,"href":"https:\/\/support.withsecure.com\/en\/wp-json\/wp\/v2\/comments?post=4749"}],"version-history":[{"count":1,"href":"https:\/\/support.withsecure.com\/en\/wp-json\/wp\/v2\/pages\/4749\/revisions"}],"predecessor-version":[{"id":8118,"href":"https:\/\/support.withsecure.com\/en\/wp-json\/wp\/v2\/pages\/4749\/revisions\/8118"}],"up":[{"embeddable":true,"href":"https:\/\/support.withsecure.com\/en\/wp-json\/wp\/v2\/pages\/4744"}],"wp:attachment":[{"href":"https:\/\/support.withsecure.com\/en\/wp-json\/wp\/v2\/media?parent=4749"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}