Arian Izadi
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Thoughts on engineering, security, research, and everything in between.

Building VpnDad: An iOS Packet Tunnel for MasterDnsVPN

A networking deep dive into turning MasterDnsVPN into an iOS Packet Tunnel app, from route setup and SOCKS bridging to DNS transport, MTU limits, ARQ, and optional FEC.

Tue Jun 02 2026
#networking#ios#vpn#masterdnsvpn#dns-tunneling

Simple Binary Patcher

How to patch a binary

Fri Dec 20 2024
#beginner#reverse-engineering