EC-Council: Computer Hacking Forensic Investigator(CHFI-V10)
Module 8 : Network Forensics
         
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QID: 696  
   
A company‘s policy requires employees to perform file transfers using protocols which encrypt traffic. You suspect some employees are still performing file transfers using unencrypted protocols because the employees don‘t like changes. You have positioned a network sniffer to capture traffic from the laptops used by employees in the data ingest department. Using Wireshark to examine the captured traffic, which command can be used as a display filter to find unencrypted file transfers?


 
A:    tcp.port = 23
 
B:    tcp.port == 21
C:    tcp.port == 21 || tcp.port == 22
  
D:    tcp.port != 21
 
         

 
 

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Comunity Comments:

Pradeep Thomas on 25/02/2024
Opted Answer: B
FTP, the acronym stands for "File Transfer Protocol" usually runs over TCP port 21. SFTP (or Secure File Transfer Protocol) is an alternative to FTP that also allows you to transfer files, but adds a layer of security to the process. usually on TCP port 22.
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