An analyst performs a routine scan of a host using Nmap and receives the following output:

Which of the following should the analyst investigate FIRST?

A company has been a victim of multiple volumetric DoS attacks. Packet analysis of the offending traffic shows the following:

Which of the following mitigation techniques is MOST effective against the above attack?

An organization that uses SPF has been notified emails sent via its authorized third-party partner are getting rejected A security analyst reviews the DNS entry and sees the following:
v=spf1 ip4:180.10.6.5 ip4:180.10.6.10 include:robustmail.com -all
The organization's primary mail server IP is 180.10 6.6, and the secondary mail server IP is 180.10.6.5. The organization's third-party mail provider is "Robust Mail" with the domain name robustmail.com.
Which of the following is the MOST likely reason for the rejected emails?

A company's marketing emails are either being found in a spam folder or not being delivered at all. The security analyst investigates the issue and discovers the emails in question are being sent on behalf of the company by a third party in1marketingpartners.com Below is the exiting SPP word:

Which of the following updates to the SPF record will work BEST to prevent the emails from being marked as spam or blocked?
A)

B)

C)

D)

Joe, a penetration tester, used a professional directory to identify a network administrator and ID administrator for a client's company. Joe then emailed the network administrator, identifying himself as the ID administrator, and asked for a current password as part of a security exercise. Which of the following techniques were used in this scenario?