diff --git a/mailcow/src/mailcow-dockerized/data/web/inc/lib/WebAuthn/rootCertificates/googleHardware.pem b/mailcow/src/mailcow-dockerized/data/web/inc/lib/WebAuthn/rootCertificates/googleHardware.pem
new file mode 100644
index 0000000..63fe64a
--- /dev/null
+++ b/mailcow/src/mailcow-dockerized/data/web/inc/lib/WebAuthn/rootCertificates/googleHardware.pem
@@ -0,0 +1,130 @@
+Google Hardware Attestation Root certificate
+----------------------------------------------
+
+https://developer.android.com/training/articles/security-key-attestation.html
+
+Certificate:
+    Data:
+        Version: 3 (0x2)
+        Serial Number:
+            e8:fa:19:63:14:d2:fa:18
+    Signature Algorithm: sha256WithRSAEncryption
+        Issuer: serialNumber = f92009e853b6b045
+        Validity
+            Not Before: May 26 16:28:52 2016 GMT
+            Not After : May 24 16:28:52 2026 GMT
+        Subject: serialNumber = f92009e853b6b045
+        Subject Public Key Info:
+            Public Key Algorithm: rsaEncryption
+                Public-Key: (4096 bit)
+                Exponent: 65537 (0x10001)
+        X509v3 extensions:
+            X509v3 Subject Key Identifier:
+                36:61:E1:00:7C:88:05:09:51:8B:44:6C:47:FF:1A:4C:C9:EA:4F:12
+            X509v3 Authority Key Identifier:
+                keyid:36:61:E1:00:7C:88:05:09:51:8B:44:6C:47:FF:1A:4C:C9:EA:4F:12
+
+            X509v3 Basic Constraints: critical
+                CA:TRUE
+            X509v3 Key Usage: critical
+                Digital Signature, Certificate Sign, CRL Sign
+            X509v3 CRL Distribution Points:
+
+                Full Name:
+                  URI:https://android.googleapis.com/attestation/crl/
+
+    Signature Algorithm: sha256WithRSAEncryption
+
+
+-----BEGIN CERTIFICATE-----
+MIIFYDCCA0igAwIBAgIJAOj6GWMU0voYMA0GCSqGSIb3DQEBCwUAMBsxGTAXBgNV
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+wDB5y0USicV3YgYGmi+NZfhA4URSh77Yd6uuJOJENRaNVTzk
+-----END CERTIFICATE-----
+
+
+    Certificate:
+    Data:
+        Version: 3 (0x2)
+        Serial Number: 15352756130135856819 (0xd50ff25ba3f2d6b3)
+    Signature Algorithm: sha256WithRSAEncryption
+        Issuer:
+            serialNumber              = f92009e853b6b045
+        Validity
+            Not Before: Nov 22 20:37:58 2019 GMT
+            Not After : Nov 18 20:37:58 2034 GMT
+        Subject:
+            serialNumber              = f92009e853b6b045
+        Subject Public Key Info:
+            Public Key Algorithm: rsaEncryption
+                Public-Key: (4096 bit)
+                Exponent: 65537 (0x10001)
+        X509v3 extensions:
+            X509v3 Subject Key Identifier:
+                36:61:E1:00:7C:88:05:09:51:8B:44:6C:47:FF:1A:4C:C9:EA:4F:12
+            X509v3 Authority Key Identifier:
+                keyid:36:61:E1:00:7C:88:05:09:51:8B:44:6C:47:FF:1A:4C:C9:EA:4F:12
+
+            X509v3 Basic Constraints: critical
+                CA:TRUE
+            X509v3 Key Usage: critical
+                Certificate Sign
+    Signature Algorithm: sha256WithRSAEncryption
+
+
+-----BEGIN CERTIFICATE-----
+MIIFHDCCAwSgAwIBAgIJANUP8luj8tazMA0GCSqGSIb3DQEBCwUAMBsxGTAXBgNV
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+-----END CERTIFICATE-----