--- /home/rosenke/u2f.conf.orig	2020-09-17 16:13:18.000000000 +0200
+++ /usr/local/etc/devd/u2f.conf	2020-10-22 12:08:40.451445000 +0200
@@ -178,6 +178,23 @@
 	action "chgrp u2f /dev/$device-name; chmod g+rw /dev/$device-name";
 };
 
+# Nitrokey FIDO 2
+notify 100 {
+	match "system"		"USB";
+	match "subsystem"	"DEVICE";
+	match "type"		"ATTACH";
+	match "vendor"		"0x20a0";
+	match "product"		"0x42b1";
+	action "chgrp u2f /dev/$cdev; chmod g+rw /dev/$cdev";
+};
+
+attach 100 {
+	match "vendor"		"0x20a0";
+	match "product"		"0x42b1";
+	action "chgrp u2f /dev/$device-name; chmod g+rw /dev/$device-name";
+};
+
+
 # Google Titan U2F
 notify 100 {
 	match "system"		"USB";