This guide walks you through installing and using tcpdump and Wireshark on Linux, showing how to capture packets, filter traffic, analyze protocols, and combine command‑line and GUI tools for effective network performance debugging.
Wuhan University appointed 29‑year‑old Zhao Mang as its youngest full professor, highlighting his award‑winning work on Ed25519 security proofs, post‑quantum FIDO2 analysis, automated AEAD protocol verification, and a vision to develop China‑origin cryptographic standards.
This article explains the origins, standards, physical layer designs, differential signaling, bit timing, synchronization methods, and frame structures of the CAN bus, illustrating why it remains the most reliable and widely used fieldbus in automotive and industrial applications.
This article investigates whether a company can monitor WeChat conversations by analyzing the web and mobile protocols, detailing how SSL/TLS, MMTLS, private TCP connections, and embedded cryptographic keys affect the visibility of chat messages on corporate networks.
This article examines whether a company can monitor WeChat conversations on its network by dissecting the web and mobile versions' protocols, demonstrating how tools like Fiddler and Wireshark can decrypt web chats while mobile traffic remains secure through private protocols and embedded server keys.
The article explains RTMP’s multiplexed, packetized streaming over TCP, detailing its chunk structure, message types, handshake, and connection workflow, then demonstrates livego’s publishing and pulling processes, discusses typical latency sources, and offers mitigation strategies and reference resources for developers.
