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Exam 4: VPN Penetration Testing

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Question 1

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SSL-based VPNs use standard Web-based protocols on TCP port ____.

A) 443
B) 500
C) 700
D) 1723

E) None of the above
F) B) and C)

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Question 2

Multiple Choice

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____ supports preshared key cracking in IKE aggressive mode using preshared key authentication.

A) IKE-Scan
B) IKEProbe
C) VPNmonitor
D) IKECrack

E) None of the above
F) A) and B)

Correct Answer

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A

Question 3

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____ can be used to determine the vulnerabilities in the preshared key implementation of VPN servers.

____ allows secure connections to any other PGPnet/IPSec host on the Internet regardless of whether the user has communicated with that host previously, without preconfiguration of that host.

The ____ option of IKE-Scan records the response time of all packets, and it delays for 60 seconds after the last packet is received.

____ analyzes and cracks preshared keys that use RFC-compliant aggressive mode authentication.

PPTP uses TCP port ____to establish a connection with a remote VPN server.

____ is a command-line tool that uses the IKE protocol to discover, fingerprint, and test IPSec VPN servers.

Testers can use IKE-Scan with the ____ option to obtain IKE aggressive mode preshared keys through brute force or dictionary attacks.

____ can monitor the VPN (PPTP and IPSec) and SSL (HTTPS) connectivity of both wired and wireless networks.