How to Resolve Module Exception 3 and Module Exception 4?

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When encountering module exception issues, apart from returning the device, what else can users do? In fact, not all module exception issues require returning the device. For example, module exception 3 can be resolved easily, while sometimes module exception 4 can be resolved without any action.

How to Resolve Module Exception 3 and Module Exception 4?

Cause Analysis:The household communication set-top box is bound to a smart card one-to-one. If

Firmware Analysis of IoT Devices: A Beginner’s Guide

Introduction

In recent years, IoT devices have infiltrated every aspect of life, bringing great convenience to people. However, due to the data and privacy information generated in daily life, their security has become a growing concern. In the previous article, we discussed controlling Xiaomi devices using scripts, focusing on security analysis from a traffic perspective; in this article, we will analyze the vulnerabilities of firmware.

Beginning

"To do a good job, one must first sharpen one's tools." Before we begin, let's talk about

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