{"id":4396,"date":"2026-06-08T17:52:59","date_gmt":"2026-06-08T14:52:59","guid":{"rendered":"https:\/\/support.withsecure.com\/en\/?post_type=support_article&#038;p=4396"},"modified":"2026-06-08T17:52:59","modified_gmt":"2026-06-08T14:52:59","slug":"endpoint-detection-and-response-edr-sensor-in-business-suite-client-security-or-server-security-is-unable-to-connect-to-the-backend","status":"publish","type":"support_article","link":"https:\/\/support.withsecure.com\/en\/support-articles\/endpoint-detection-and-response-edr-sensor-in-business-suite-client-security-or-server-security-is-unable-to-connect-to-the-backend\/","title":{"rendered":"Endpoint Detection and Response (EDR) sensor in Business Suite Client Security or Server Security is unable to connect to the backend"},"content":{"rendered":"<h3>Issue:<\/h3>\n<p>Endpoint Detection and Response (RDR) sensor in Business Suite Client Security or Server Security is unable to connect to the backend.\u00a0<\/p>\n<p>User interface shows &quot;Sensor is not activated&quot; status and the device is not visible in the EDR Portal.<\/p>\n<h3>Resolution:<\/h3>\n<p>WithSecure recommends to add the following scope to whitelisted domains:<\/p>\n<ul>\n<li>*.f-secure.com<\/li>\n<li>*.fsapi.com<\/li>\n<li>*.digicert.com<\/li>\n<\/ul>\n<p>For a broader exclusion you would need to whitelist full addresses for the RDR endpoints\u00a0as follows:<\/p>\n<table border=\"1\" style=\"width: 500px;\">\n<thead>\n<tr>\n<th colspan=\"1\" rowspan=\"1\" style=\"text-align: left;\">Address<\/th>\n<th colspan=\"1\" rowspan=\"1\" style=\"text-align: left;\">Port<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">doorman.sc.fsapi.com<\/td>\n<td colspan=\"1\" rowspan=\"1\">443<\/td>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">baseguard.doorman.fsapi.com<\/td>\n<td colspan=\"1\" rowspan=\"1\">443<\/td>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">api.disobus.fsapi.com\u00a0<\/td>\n<td colspan=\"1\" rowspan=\"1\">443<\/td>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">orsp.f-secure.com<\/td>\n<td colspan=\"1\" rowspan=\"1\">80<\/td>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">cacerts.digicert.com<\/td>\n<td colspan=\"1\" rowspan=\"1\">80<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\u00a0<\/p>\n<p>The <b>Security Cloud client<\/b> needs to be <b>enabled <\/b>on the Policy Manager console to allow EDR sensors to submit data to F-Secure Cloud.<br \/>Steps to\u00a0enable the Security Cloud client:<\/p>\n<div style=\"margin-left: 40px;\">1. Open <b>Policy Manager<\/b><br \/>2. Go to <b>Settings<\/b><br \/>3. Check <b>Real-Time Scanning\u00a0<\/b>under General section<br \/>4. Tick &quot;<b>Use Security Cloud&quot;<\/b> checkbox to enable Security Cloud feature<\/div>\n<div><b>Note: <\/b>If the host, on which the sensor is installed, requires a HTTP proxy server to access the internet, you can add the proxy address to the setting under:<br \/><i>Policy Manager Console &gt; Settings &gt; Centralized management &gt; Internet connection<\/i><\/div>\n","protected":false},"excerpt":{"rendered":"<p>Rapid Detection and Response (RDR) sensor in Business Suite Client Security or Server Security is unable to connect to the backend.\u00a0<\/p>\n<p>User interface shows &#8220;Sensor is not activated&#8221; status and the device is not visible in the RDR Portal.<\/p>\n","protected":false},"template":"","support_article_product":[100],"class_list":["post-4396","support_article","type-support_article","status-publish","hentry"],"acf":{"source_foreign_id":"000005121","source_version":3,"source_system":"salesforce","source_date_updated":"2026-06-08 14:52:59","import_hash":"de463deb8125c0cf3346177f484f941402abeda2","vanilla_article_id":29784,"vanilla_url":"https:\/\/community.withsecure.com\/en\/kb\/articles\/29784-endpoint-detection-and-response-edr-sensor-in-business-suite-client-security-or-server-security-is-unable-to-connect-to-the-backend","vanilla_kb_id":30,"vanilla_category_id":105,"machine_translated":false,"reactions_helpful_yes":0,"reactions_helpful_no":0},"_links":{"self":[{"href":"https:\/\/support.withsecure.com\/en\/wp-json\/wp\/v2\/support_article\/4396","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/support.withsecure.com\/en\/wp-json\/wp\/v2\/support_article"}],"about":[{"href":"https:\/\/support.withsecure.com\/en\/wp-json\/wp\/v2\/types\/support_article"}],"wp:attachment":[{"href":"https:\/\/support.withsecure.com\/en\/wp-json\/wp\/v2\/media?parent=4396"}],"wp:term":[{"taxonomy":"support_article_product","embeddable":true,"href":"https:\/\/support.withsecure.com\/en\/wp-json\/wp\/v2\/support_article_product?post=4396"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}