correct answer?

Which tool can be utilized to identify a known security weakness of an OS, and helps an attacker to exploit that machine?

a.

WhoIs

b.

NSLookUp

c.

Nessus

d.

Netcraft

You are the security officer of an organization,

while reviewing the system log you have noticed someone have attacked your network via the Internet,

which attacks you just discovered?

a.

Internal attack

b.

Local access

c.

Physical access

d.

Remote attack