Cyber Security - Wireshark
Is a network analysis software that captures and examines data packets in real time, thus helping to diagnose network problems, monitor traffic and detect possible anomalies or intrusions.
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Firewall Training Objectives
Operational objective:
Know how to carry out a regular and in-depth analysis of all the protocols of a network.
Educational objectives:
At the end of this Wireshark training you will have acquired the knowledge and skills necessary to:
- Understanding the art of analyzing network flows
- Know how to filter and analyze network activity
- Know how to produce reports
- Learn how to use Wireshark to diagnose network performance issues
Who is this training for?
Audience :
This course targets system and network administrators and developers.
Prerequisites:
Knowing the basics of TCP/IP is essential to follow this Wireshark training in good conditions.
A pedagogy based on practice
- Acquire essential skills by validating professional projects.
- Progress with the help of a professional expert.
- Gain real know-how as well as a portfolio to demonstrate it.
Wireshark Course Content:
Reminders of the fundamentals:
Communication methods (unicast, multicast, broadcast)
Topologies and access control
OSI Model
Format of an Ethernet frame
Sizes and meaning (Runt, Giant…) and the ARP protocol
Layer 2 protocol (802.3, 802.1p, 802.1q, 802.1ad)
Layer 2 Multicast
Format of an IP packet
Special addresses (loopback, APIPA, etc.)
Multicast addresses (known addresses and features), broadcast method
ICMP protocol (role and analysis of responses)
The Wireshark screen
Toolbar
Filter area (allows you to express a filter to display only useful information)
Package Display Area
Display area for the contents of the selected package
Display area of the contents of the selected package in Hexadecimal
Status bar (access to expert mode, annotations, displays the number of captured packets and the current profile)
Analysis tasks with Wireshark
Capture of network communications in “clear text” (e.g. Telnet, HTTP)
Check what applications certain hosts are using
Set a reference point for network communication
Check that certain network services are working properly
Identify who wants to connect to the wireless network
Capturing unexpected traffic
Capture and analyze traffic from a host or network
View and reassemble files transferred via FTP or HTTP
Capture, view and listen to VoIP communications
Troubleshooting Tasks with Wireshark
Identify abnormal delays
Identify TCP Problems
Detect HTTP problems
Detect application errors
Generate graphs
Identifying buffer overflow issues
Detect duplicate IP address issues
Identify DHCP or DHCP Relay Issues
Security Analysis Tasks
Detect applications using non-standard ports
Identify traffic coming from or going to a suspicious host.
Identify machines trying to obtain an IP address
Identifier un processus de reconnaissance sur le réseau
Locate and place external addresses on a map
Examine a TCP or UDP conversation between a client and a server
Locate known attack signatures on your network
Individual and privileged supervision.
- Benefit from weekly individual sessions with an expert mentor in the field
- quickly in your projects thanks to its excellence in sharing its know-how
The Empire Training community
- Count on a close-knit community of students ready to help you 24/7.
Online pre-registration
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