Update 'README.md'

README.md

@@ -360,3 +360,17 @@ If Incremental:
 
 QR of WiFi
 `qrencode -s 10 -o wifi.png 'WIFI:S:"My WiFi Network";T:WPA;P:MyPassword123;;'`
+
+## NTFY
+
+Add to `/etc/profile` to get NTFY alerts on SSH logins:
+```
+if [ -n "$SSH_CLIENT" ]; then
+
+NTFY="${USER}@$(hostname -f) from $(echo $SSH_CLIENT|awk '{print $1}')"
+
+curl -s -H "Title: SSH Login" -d "$NTFY" ntfy.signal9.xyz/SSH > /dev/null
+
+fi
+```
+***