Overview

IoT Security is becoming increasingly critical as billions of connected devices enter our homes, workplaces, and critical infrastructure. This comprehensive module covers embedded system security, wireless protocol analysis, firmware exploitation, and IoT-specific attack vectors. You'll learn to assess everything from smart home devices to industrial control systems.

Learning Objectives

๐Ÿ”Œ Embedded System Security

Hardware Analysis

Physical security assessment of embedded devices and hardware components.

  • PCB analysis and component identification
  • JTAG and SWD interface exploitation
  • Serial communication exploitation
  • Hardware debugging techniques

Bootloader Security

Bootloader analysis and exploitation for firmware modification.

  • U-Boot security assessment
  • Secure boot bypass techniques
  • Bootloader privilege escalation
  • Recovery mode exploitation

Memory Analysis

Memory dumping and analysis techniques for embedded systems.

  • Flash memory extraction
  • EEPROM analysis
  • RAM dump analysis
  • Memory corruption exploitation

๐Ÿ“ก Wireless Protocol Security

WiFi IoT Security

WiFi-enabled IoT device security assessment and exploitation.

  • IoT WiFi protocol analysis
  • WPA3 security assessment
  • WiFi Direct exploitation
  • IoT WiFi configuration flaws

Bluetooth Security

Bluetooth and BLE security testing for IoT devices.

  • Bluetooth Classic exploitation
  • BLE advertisement analysis
  • Bluetooth pairing bypass
  • Bluetooth mesh security

ZigBee & Z-Wave

Smart home protocol security assessment and exploitation.

  • ZigBee network analysis
  • Z-Wave encryption bypass
  • Smart home hub exploitation
  • Mesh network security testing

๐Ÿ”ง Firmware Analysis

Firmware Extraction

Extracting and analyzing firmware from IoT devices.

  • Firmware dump techniques
  • OTA update interception
  • Encrypted firmware analysis
  • Firmware modification methods

Static Analysis

Static analysis of firmware binaries and embedded code.

  • Binary analysis tools
  • String extraction and analysis
  • Function identification
  • Vulnerability pattern recognition

Dynamic Analysis

Dynamic analysis and emulation of IoT firmware.

  • Firmware emulation techniques
  • Runtime debugging
  • Network traffic analysis
  • Behavioral analysis

๐Ÿญ Industrial IoT Security

SCADA Systems

Supervisory Control and Data Acquisition system security testing.

  • SCADA protocol analysis
  • Modbus exploitation
  • DNP3 security assessment
  • Industrial network mapping

PLC Security

Programmable Logic Controller security assessment and exploitation.

  • PLC enumeration techniques
  • Ladder logic analysis
  • PLC firmware exploitation
  • Industrial protocol manipulation

OT Network Security

Operational Technology network security assessment.

  • OT network segmentation testing
  • Industrial firewall bypass
  • HMI security testing
  • Industrial wireless security

๐Ÿ  Smart Home Security

Smart Hub Exploitation

Smart home hub security assessment and exploitation techniques.

  • Hub enumeration and analysis
  • Cloud integration exploitation
  • Local network compromise
  • Hub firmware exploitation

Smart Device Testing

Individual smart device security assessment methodologies.

  • Smart camera exploitation
  • IoT sensor manipulation
  • Smart lock bypass techniques
  • Voice assistant security

IoT Network Analysis

Smart home network security assessment and traffic analysis.

  • IoT network mapping
  • Traffic interception and analysis
  • Device communication protocols
  • Network segmentation testing

๐Ÿš— Connected Vehicle Security

CAN Bus Security

Controller Area Network security testing and exploitation.

  • CAN bus enumeration
  • CAN message injection
  • ECU communication analysis
  • Automotive protocol security

Telematics Security

Vehicle telematics system security assessment.

  • Telematics unit exploitation
  • Vehicle tracking manipulation
  • Remote diagnostics security
  • Connected car API testing

Infotainment Security

Vehicle infotainment system security testing.

  • Infotainment OS exploitation
  • Bluetooth integration testing
  • Mobile app integration security
  • Vehicle-to-cloud communication

๐Ÿงช Hands-on Lab: IoT Security Assessment

Objective: Perform a comprehensive security assessment of a smart home IoT environment.

Duration: 6-8 hours

Skills Practiced: Firmware analysis, wireless exploitation, device enumeration, network analysis

Start Lab Exercise

๐Ÿ› ๏ธ Essential Tools

Hardware Tools

  • Bus Pirate: Universal bus interface
  • JTAGulator: JTAG/SWD pin discovery
  • Logic Analyzer: Digital signal analysis
  • Multimeter: Electrical measurements

Software Tools

  • Ghidra: Firmware reverse engineering
  • Binwalk: Firmware analysis
  • Firmware Analysis Toolkit: Automated analysis
  • QEMU: Firmware emulation

Wireless Tools

  • HackRF One: Software defined radio
  • Ubertooth One: Bluetooth analysis
  • ZigBee Sniffer: ZigBee protocol analysis
  • WiFi Pineapple: WiFi security testing

๐Ÿ“‹ Recommended Resources

๐ŸŽฏ Certification Alignment

IoT Security Certifications

This module covers essential IoT security certifications:

  • โœ… Certified IoT Security Practitioner (CIoTSP)
  • โœ… IoT Security Foundation
  • โœ… Embedded Systems Security
  • โœ… Industrial Cybersecurity

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๐Ÿ“ˆ Learning Progress

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