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ECCouncil EC0-350 - Ethical Hacking and Countermeasures V8

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Total 878 questions

You are trying to hijack a telnet session from a victim machine with IP address 10.0.0.5 to Cisco router at 10.0.0.1. You sniff the traffic and attempt to predict the sequence and acknowledgement numbers to successfully hijack the telnet session.

Here is the captured data in tcpdump.

What are the next sequence and acknowledgement numbers that the router will send to the victim machine?

A.

Sequence number: 82980070 Acknowledgement number: 17768885A.

B.

Sequence number: 17768729 Acknowledgement number: 82980070B.

C.

Sequence number: 87000070 Acknowledgement number: 85320085C.

D.

Sequence number: 82980010 Acknowledgement number: 17768885D.

Why attackers use proxy servers?

A.

To ensure the exploits used in the attacks always flip reverse vectors

B.

Faster bandwidth performance and increase in attack speed

C.

Interrupt the remote victim's network traffic and reroute the packets to attackers machine

D.

To hide the source IP address so that an attacker can hack without any legal corollary

Oregon Corp is fighting a litigation suit with Scamster Inc. Oregon has assigned a private investigative agency to go through garbage, recycled paper, and other rubbish at Scamster's office site in order to find relevant information. What would you call this kind of activity?

A.

CI Gathering

B.

Scanning

C.

Dumpster Diving

D.

Garbage Scooping