Created file

From https://github.com/beezwax/filemaker-fail2ban/blob/master/fail2ban/filter.d/screensharingd.conf

config/filter.d/screensharingd.conf

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+# Fail2Ban configuration file
+#
+# Author: Simon Brown
+#
+# $Revision: 1 $ 
+#
+# Filter for Mac OS X Screen Sharing service
+
+[INCLUDES]
+
+# Read common prefixes. If any customizations available -- read them from
+# common.local
+before = common.conf
+
+
+[Definition]
+
+_daemon = screensharingd
+
+# Option:  failregex
+# Notes.:  regex to match the password failures messages in the logfile. The
+#          host must be matched by a group named "host". The tag "<HOST>" can
+#          be used for standard IP/hostname matching and is only an alias for
+#          (?:::f{4,6}:)?(?P<host>[\w\-.^_]+)
+# Values:  TEXT
+#
+failregex = ^.+ screensharingd.+: Authentication: FAILED :: User Name: .+ :: Viewer Address: <HOST> :: .*$
+
+# Option:  ignoreregex
+# Notes.:  regex to ignore. If this regex matches, the line is ignored.
+# Values:  TEXT
+#
+ignoreregex =