Not at all.  Those were bugs.  This is&#x2F;was a feature.<p>For this, there&#x27;d have to be a specific function in some Fortinet products for handling the special challenge&#x2F;response backdoor.<p>A magic string like `&quot;FGTAbc11*xy+Qqz27&quot;` in firewall source code is going to jump out at you.  Unlike an extra goto...