NO SYSTEM IS SAFE.
The sentence was to convince us that all systems can be attacked and can be penetrated. HHAAHH ?? So, what‘s a safe system? all the system is impenetrable?
Secure system is a system that can gain time for attackers to attack. In other words, the attacker takes a long time to get into the system. Said, because actually no system is completely safe and can not be penetrated
ehehe u're welcome 😀 thx for coming ^_^
^_^ Thnx for your informations