Question

how were the trojans protected

Answer 1

Protecting against Trojan Attack
Get an anti-virus scanner of the highest quality and, keep it up to date.
Install a firewall to prevent hackers from entering the user system.
Educate users to avoid opening e-mail files, sites, attachments etc.
In Windows, do not open questionable file extensions such as “exe”, “vbs”, “com”, “bat”etc. 

Answer 2

Hey mate here's your answer. ....

The city of of troy had favorable features in times of war .it was protected from enemies only because of the great and massive wall around the city ...

Hope it will help you. ..

Please mark as brainliest. .✌