ZacFran

Notes

File transfer protocols

Trivial File Transfer protocol

• udp
• port 69
• no terminal communication
• insecure
• used for BOOTP & PXE

File Transfer Protocol

• TCP

ZacFran

Notes

Active

• Interacting with network to gather information

Passive

• Gathering information without directly interacting with there network

Internal

• methods that you can use if you have access the network

External

• methods that you deploy outside the target network.

ZacFran

Notes

Sockets

1. User Space Sockets

• Stream Sockets = TCP
• Datagram Socket = UDP

2. kernel Space Socket

• Raw socket = Direct sent packet without protocol-specific formation.

Python

• Python3 Libraries and References

ZacFran

Notes

Internet Standard organizations

IETF - https://www.ietf.org/standards/
IANA - https://www.iana.org/
IEEE - https://www.ieee.org/

Message formatting

1. Header

• contain formation about the type of data being passed

2. Data

ZacFran

Student Reference Page

https://cctc.cybbh.io/students/students/latest/index.html

Networking Textbook

https://net.cybbh.io/public/networking/latest/index.html

WhiteBoard

https://miro.com/app/board/o9J_klSqCSY=/

CTF Challenges

http://networking-ctfd-1.server.vta:8000/user

• Username : ZAFR-005-M Password : ZAFR-005-M

JB Info