If a hacker was eaves-dropping on your network, would you know? According to FireEye, you may never find out. The truth of the matter is most individuals and organizations may never find out until the hackers are gone.
There are many more breaches where the hackers were not detected
How long would it take you or your company to find out if a hacker had breached your network looking to steal your business or personal information? According to FireEye in 2015, the median time from compromise to discovery was cut by 59 days, down from 205 days in previous years. This is still a very long time for a hacker to get in and steal your data.