You are a security analyst performing reconnaissance on a company you will be carrying out a penetration test for. You conduct a search for IT jobs on Dice.com and find the following information for an open position:

7+ years experience in Windows Server environment
5+ years experience in Exchange 2000/2003 environment Experience with Cisco Pix Firewall, Linksys  1376 router, Oracle 11i and MYOB v3.4 Accounting software are required MCSA desired, MCSE, CEH referred
No Unix/Linux Experience needed

What is this information posted on the job website considered?

A.
Information vulnerability

B.
Social engineering exploit

C.
Trade secret

D.
Competitive exploit