I came up with another solution. I imported the certificates these Anydesk "relay" servers use. After some investigations, I found Anydesk was using INTERNALLY created certificates for these relays and since they are internal, there is no way the PAs will trust them. If the PA does not trust the certificate Root it WILL NOT let decryption or even no-decryption work for that site, it simply stops access to it. I noticed in my logs, that the client kept hitting various sites of URL relay-xxxxxxx.net.anydesk.com (ie:relay-dbb2d168.net.anydesk.com). Browsing to that URL would forward you to the Anydesk site, so you couldn't get the SSL certificates it was using. To grab them I had to use https://www.ssllabs.com/ssltest/index.html then I entered the relay URL (relay-dbb2d168.net.anydesk.com) in this tool and let it run. It returns the following certificates The benefit of this SSL checker is that it lets you download the certificates it finds so I just downloaded both of them (AnyNet Root CA and AnyNet Relay) and imported them into my PA Certificates section. I also ticked "Trusted CA" for the AnyNet Root CA To be 100% I also added *.net.anydesk.com into my no-decrypt policy and into the ssl-decryption-exclusion section under Certificate Management. Here are the certificates for you to paste them into a text file and save as a .cer for import. If you wish you can use https://www.sslshopper.com/certificate-decoder.html and copy the below certificate texts to confirm they are legitimate. AnyNet Root CA -----BEGIN CERTIFICATE----- MIIFYzCCA0ugAwIBAgIJAIf7DQy3sYvoMA0GCSqGSIb3DQEBBQUAMEgxFzAVBgNVBAMMDkFueU5l dCBSb290IENBMSAwHgYDVQQKDBdwaGlsYW5kcm8gU29mdHdhcmUgR21iSDELMAkGA1UEBhMCREUw HhcNMTQwNDExMDIzNzU1WhcNMjQwNDA4MDIzNzU1WjBIMRcwFQYDVQQDDA5BbnlOZXQgUm9vdCBD QTEgMB4GA1UECgwXcGhpbGFuZHJvIFNvZnR3YXJlIEdtYkgxCzAJBgNVBAYTAkRFMIICIjANBgkq hkiG9w0BAQEFAAOCAg8AMIICCgKCAgEAtBVBDdoa01og/vnfvwqM8aSt79RUlufigrcNAOrxN+LX jKEWO6BoCDiqbdsmvqZpkzaojh5w3KyBHuLdFoM0tRVw9YrNne5dgHxaeKIHpK7m+NYx+lx7u+Ba 61Evl7/2+zMnkLPY5ODNaDtqh2ymDefYvWHfVmsq4Rwr9Z+/hd2MWwYecX+6SqZAsHcX6iw/W5QU hS6tEWGriPYBu7NHa+KBGPGOOebYewxjhoOscIR1Jy01PXt7qM6ySHkIOC2CJn6TSzJ2ZoWn/crx Ci/HYg9qQP4aa1gcU+RjwXWDmqt4BEmDH+cjcJ+jv2jRMy9M3l6GmH1hfQE09Zzpy0FrrlArZ9XZ 8gL8X6NSNLncZ+/6c8WUQOq1iveY7Oibu4ZsbzY3ioCMn4T2ykp2InKNUn2FdU1V762v8+UWIwBb 6Lbtfp8ugEvu1V/cZemJ3NumQwS7zv2pTC8ZM6rmcSCG/kWLl+bIHU9wusfAw/Om8trCpBvdiU7s HNp7JI+qQvkUMoNoY8gmvOwTsw0L4rYIxsYGfqMWbxXSGxZSPB8ikSUXFcxCgto7qDnHKlDK2Uyg jJUzdQNwuN+gybKyixs4g3kywxLaM5ZC9JERqsYmMbzqQ4owVGXFQ55QO/qRkw6dOyNKPUPBxiKb aK8v/AGAUhgFIg69auQuydbsxY/zE7MCAwEAAaNQME4wHQYDVR0OBBYEFBlleQaAxt6yqliZV7I2 XO0BYo1HMB8GA1UdIwQYMBaAFBlleQaAxt6yqliZV7I2XO0BYo1HMAwGA1UdEwQFMAMBAf8wDQYJ KoZIhvcNAQEFBQADggIBALOqRxekr9JgNBWtJdWOKF7BqrGNMFabR3by4CBUBj3xI8Lvu6Hyn+Or DAa/VF4MGjVWbeGTS8WZX5CGflKDlKCgRzby/PLCTXDJyW40XKcPBP3rFl6KvoY7oAxzf6P1Xz0r xUEMZwrjSCvKYvapmh7J5ES8F/nbXEWYCWnsyGPvhSlOce35maxJIIqQvFmO8fOlmZkS46d75Wg0 q1NarfFEyrp/wqZzkhDqjLHGydXkXisPHkqT+W1MBoWQZVHTicwuomu15PDqNzWpfcDLhxIycpMh UYEdowzKlviB9JKgr/cZJPPmzeoRKcnxKR2yKxgatKPAWMRwOXiniNd0MsKAYoNY47Q+JbhWLGB3 UiWqYTLRl413JDQkxdvy3WHI7WNXDsJw5R9S3WxvOLLa7Z2nL4f6s3DlZE35wwLVRtofy/BYIPxE lvDKtps55s8n0CyZdNTK3keI7d/3nDusimLSdZDZAIHT+MJHjpq9h23O5Zp/KHakd8Y/ub9N8cvf Dyxz/rRg4yZeg/KuNlaU6aedoT3KXW49Xahv8qWP855ohSfs6WeFNBYNRTQUjgcMeyVRVPM/oSrv mheeUd4WZPvd4ciUCYw5u3dz1Ga7SStc+itXi2at96hwO4+eCXHeEi7tAhBM1Wcecv86PjRtkmA9 RF70IWDubC46cxrDJmr0 -----END CERTIFICATE----- AnyNet Relay -----BEGIN CERTIFICATE----- MIIECjCCAfICCQCU2suhOazUYTANBgkqhkiG9w0BAQsFADBIMRcwFQYDVQQDDA5B bnlOZXQgUm9vdCBDQTEgMB4GA1UECgwXcGhpbGFuZHJvIFNvZnR3YXJlIEdtYkgx CzAJBgNVBAYTAkRFMB4XDTE4MTExMjE4MDUzOVoXDTI4MTEwOTE4MDUzOVowRjEL MAkGA1UEBhMCREUxIDAeBgNVBAoMF3BoaWxhbmRybyBTb2Z0d2FyZSBHbWJIMRUw EwYDVQQDDAxBbnlOZXQgUmVsYXkwggEiMA0GCSqGSIb3DQEBAQUAA4IBDwAwggEK AoIBAQC6ysgUWfAYUkJb68TFtX+MtdpN0+uCDnqnFV+kSdMhlazT3Z2WIlEeAIwk H0KDrOJ2oUZaYo+N15CmMhu5pmlobXnPSHq4E4k6Z7NCCqLsgJFUpowCrshADFe7 BflWC3D16n0seoElsphBQNYZorlEr3TziGdVqwcjCqYu3Eyhd9akCcW94T2Is31E Llah1xBeSoVewzoP3L7uoIjCNIYGsIgU/7SYERkdcFiZwVHI/hgQN1E0q38lbSjC 4/V4LpXwfJoEbktT7TZDOSAk9LSUHYRr43BwyPiANJKTEkCyWTv4kjfRdMAcywak twifQbR2gYgJKpLzXTIg8CaW5NFFAgMBAAEwDQYJKoZIhvcNAQELBQADggIBAGqM On7XkIok+ZA56KH+v/3b4ltTkaZnY+8CM/7D4gjCwbAeer5/WJBIFNCAk+FY3tym t9CfkshsAJqL9zh9neIF1UFy+cTBeCCZ8P8GP8pPzV8/1NecAHBa+Owbj6oX9yao SAyiw9OoFUqTBIUGvGeWmLF0cVTD4xonBo0woJ1KJKYLPCk32eyA3QdehNJlPeH5 wqASanvIQb4jQU6GXZWbzYR6SOcYg9ofRUAXXK/7cUI2Kdxrq7DGAO5IwTDEnMv/ c+cnZuRiIWbf8syiDvPrJ4valyfgxnhi12QGHjlKUPgEhsbWazEnAYqmenljKuOn DKFOiPdfGM6ep/AncGzC5H+wHO3OIqeBLNJb/0sjEfnJuP/OCZlYC1T9SLV760cp fgj23xUBm4JbXAf1SxuZ85urYEOguNgsaRG1BbKOOZeUA5edQHwpXaIddfTG2ke5 MvU8qcoI+Cu0nM5PUKRarNYVTflkTn9gsT/2tCbr7Lzdr+IWkuCuocnOZK3j3pBk 1I3ZWwnf5LSNE/puo+G4jeverBV8yMiGhWeFj272VvFjuyl60JK6fl+3fPm1IgCM 3ZiW/a5SZN+Xs4zK3dIzoAp1XlwSZ9l3oVr2UWh7l+aFiPxX4lS37tyjLF46tTBp 3w2M1LSWZuOgnuf4TXpPwTAVve8nLoxIpKGhQozQ -----END CERTIFICATE-----
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