sniffing (packet analyzer)

packet analyzer

Sniffing () is a means of network traffic data analysis, commonly used in the field of network security, and also used in the field of business analysis, generally refers to the use of sniffer to intercept data flow and packet analysis ().

The tool used for sniffing is "sniffing tool", which is officially called "packet analyzer", and is also called "sniffer" and "packet capture tool".

use

  • Analyze network problems
  • business analysis
  • Analyze network traffic
  • Network big data financial risk control
  • Detect attacks attempting to infiltrate the network
  • Detect misuse of network resources by internal and external users
  • Detect the impact of network intrusion
  • Monitor Link Internet Broadband Traffic
  • Monitor network usage traffic (including internal users, external users and systems)
  • Monitor the security status of the Internet and users' computers
  • Infiltration and deception

defect

  • The sniffing so far has no effect on encrypted data, and it needs to be decrypted to get the required confidential data
  • When the user is downloading network data files, a large number of junk data packets are sniffed out

Well-known sniffing tools

Comparison of Packet Analyzers

see

  • Pcap

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Origin blog.csdn.net/weixin_40191861/article/details/131800391