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VPNService

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Youzan Coder
Youzan Coder
Jul 10, 2019 · Mobile Development

Implementation of Local Packet Capture in Youzan Mobile Assistant Using VPNService, tun2socks, and Socket.IO

The article details how the Youzan Mobile Assistant adds a local packet‑capture module that leverages Android VpnService/iOS NetworkExtension and tun2socks to route traffic through a SOCKS5 proxy, then uses Socket.IO to push request and response data in real time to the app’s UI while keeping the app alive in the background.

AndroidVPNServiceiOS
0 likes · 12 min read
Implementation of Local Packet Capture in Youzan Mobile Assistant Using VPNService, tun2socks, and Socket.IO
360 Quality & Efficiency
360 Quality & Efficiency
Sep 28, 2018 · Information Security

Mobile Packet Capture Techniques and Architecture for Android Devices

This article explains various methods for capturing network packets on Android phones—including internal tcpdump, Fiddler via Wi‑Fi hotspot, and VPNService‑based APKs—describes their drawbacks, and presents a scalable architecture that copies Wi‑Fi traffic to a server for analysis using Go's gopacket library.

AndroidFiddlerVPNService
0 likes · 6 min read
Mobile Packet Capture Techniques and Architecture for Android Devices
360 Quality & Efficiency
360 Quality & Efficiency
Nov 30, 2017 · Mobile Development

Design and Optimization of an Android Mobile Packet Capture Service Using VPNService and a Go Backend

This article presents a comprehensive solution for capturing network packets on Android devices without rooting, compares tcpdump, Fiddler and VPNService approaches, describes a cloud‑based architecture using Go, MongoDB and libpcap, and details multiple performance optimizations that eliminate packet loss and dramatically increase CPU utilization.

AndroidGoPerformance Optimization
0 likes · 9 min read
Design and Optimization of an Android Mobile Packet Capture Service Using VPNService and a Go Backend