John works as a professional Ethical Hacker. He has been assigned the project of testing the security of www.we-are-secure.com. He has successfully completed the following steps of the preattack phase:
* Information gathering
* Determining network range
* Identifying active machines
* Finding open ports and applications
* l OS fingerprinting
* Fingerprinting services
Now John wants to perform network mapping of the We-are-secure network. Which of the following tools can he use to accomplish his task?
Each correct answer represents a complete solution. Choose all that apply.
You work as a Network Administrator in the Secure Inc. You often need to send PDF documents that contain secret information, such as, client password, their credit card details, email passwords, etc. through email to your customers. However, you are making PDFs password protected you are getting complaints from customers that their secret information is being misused. When you analyze this complaint you get that however you are applying the passwords on PDFs, they are not providing the maximum protection. What may be the cause of this security hole?
John works as an Ethical Hacker for uCertify Inc. He wants to find out the ports that are open in uCertify's server using a port scanner. However, he does not want to establish a full TCP connection. Which of the following scanning techniques will he use to accomplish this task?
You want to search the Apache Web server having version 2.0 using google hacking. Which of the following search queries will you use?
Peter, a malicious hacker, obtains e-mail addresses by harvesting them from postings, blogs, DNS listings, and Web pages. He then sends large number of unsolicited commercial e-mail (UCE) messages on these addresses. Which of the following e-mail crimes is Peter committing?