diff --git a/roles/fastd/files/blacklist.sh b/roles/fastd/files/blacklist.sh
index 039e4d0..4b4de82 100644
--- a/roles/fastd/files/blacklist.sh
+++ b/roles/fastd/files/blacklist.sh
@@ -1,2 +1,10 @@
-#!/bin/sh
-exit 0
+#!/bin/bash
+PEER_KEY=$1
+PEER_ADDRESS=$2
+if /bin/grep -Fq $PEER_KEY /opt/ffrgb_cty/vpn-blacklist/blacklist.json; then
+    echo "BANNED KEY: $PEER_KEY $PEER_ADDRESS"
+    exit 1
+else
+    echo "CLEAN KEY: $PEER_KEY "
+    exit 0
+fi