Home > Computer Security > How do you know that a hacker hasn’t passed through your network unnoticed?

How do you know that a hacker hasn’t passed through your network unnoticed?

If a hacker knows what he’s doing, his malicious code won’t match any intrusion detection or anti-virus signatures; his covert outbound network communication will match the activity profile of your network; and after he’s done raiding all of your company’s information, he’ll delete his tools from your systems.  If you were to check your system and network logs tomorrow morning, what evidence would you have that he was on your network?

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