Secure Coding in C and C++ for Medical Devices


Course Number: SEC-136

Duration: 4 days (26 hours)

Format: Live, hands-on

Medical Device Secure Coding Training Overview

This Secure Coding in C and C++ for Medical Devices training teaches attendees essential cyber security concepts in the context of the healthcare sector. Students learn secure code best practices in C and C++ and how to leverage common security testing techniques to prevent data breaches.

Location and Pricing

Accelebrate offers instructor-led enterprise training for groups of 3 or more online or at your site. Most Accelebrate classes can be flexibly scheduled for your group, including delivery in half-day segments across a week or set of weeks. To receive a customized proposal and price quote for private corporate training on-site or online, please contact us.

Objectives

  • Get familiar with essential cyber security concepts
  • Learn about security specialties of the healthcare sector
  • Handle security challenges in your C and C++ code
  • Identify vulnerabilities and their consequences
  • Learn security best practices in C and C++
  • Understand security testing methodology and approaches
  • Get familiar with common security testing techniques and tools

Prerequisites

All students must have general C/C++ development knowledge.

Outline

Expand All | Collapse All

Introduction
Cyber Security Basics
  • What is security?
  • Threat and risk
  • Cyber security threat types
  • Consequences of insecure software
    • Constraints and the market
    • The dark side
  • Regulations and standards
    • Regulations for healthcare information systems
    • Regulations for medical devices
  • Cyber security in the healthcare sector
    • Threats and trends in healthcare
    • Threats to medical devices
    • The problem of legacy systems
Buffer Overflow
  • Assembly basics and calling conventions
    • x64 assembly essentials
    • Registers and addressing
    • Most common instructions
    • Calling conventions on x64
  • Memory management vulnerabilities
    • Memory management and security
    • Vulnerabilities in the real world
    • Buffer security issues
    • Buffer overflow on the stack
    • Buffer overflow on the heap
    • Pointer manipulation
  • Best practices and some typical mistakes
    • Unsafe functions
    • Dealing with unsafe functions
    • What’s the problem with asctime()?
    • Using std::string in C++
  • Some typical mistakes leading to BOF
    • Unterminated strings
    • readlink() and string termination
    • Manipulating C-style strings in C++
    • Malicious string termination
    • String length calculation mistakes
    • Off-by-one errors
    • Off-by-one error in VxWorks TCP ‘Urgent Data’ parsing
    • Allocating nothing
Common Software Security Weaknesses
  • Security features
    • Authentication
    • Password management
  • Input validation principles
  • Blacklists and whitelists
  • Data validation techniques
  • Case study: Missing input validation in Natus Xltek NeuroWorks 8
  • What to validate: the attack surface
  • Where to validate: defense in depth
  • How to validate: validation vs transformations
  • Output sanitization
  • Encoding challenges
  • Validation with regex
  • Injection
    • Injection principles
    • Injection attacks
    • Code injection
  • Integer handling problems
    • Representing signed numbers
    • Integer visualization
    • Integer promotion
    • Integer overflow
    • Signed / unsigned confusion
    • Integer truncation
    • Case study: WannaCry
    • Best practices
  • Files and streams
    • Path traversal
    • Path traversal-related examples
    • Path traversal best practices
  • Format string issues
    • The problem with printf()
  • Time and state
    • Race conditions
  • Errors
    • Error and exception handling principles
    • Error handling
    • Exception handling
  • Code quality
    • Data handling
    • Control flow
    • Signal handling
    • Object oriented programming pitfalls
    • Memory and pointers
    • File I/O
Using Vulnerable Components
  • Assessing the environment
  • Hardening
  • Case study: Supply chain attack on Alaris Gateway Workstation
  • Vulnerability management
    • Patch management
    • Bug bounty programs
    • Vulnerability databases
    • Vulnerability rating – CVSS
    • DevOps, the build process and CI / CD
    • Insecure compiler optimization
Security Testing
  • Security testing vs functional testing
  • Manual and automated methods
  • Security testing techniques and tools
    • Code analysis
    • Dynamic analysis
Wrap Up
  • Secure coding principles
    • Principles of robust programming by Matt Bishop
    • Secure design principles of Saltzer and Schröder
  • And now what?
    • Software security sources and further reading
    • C and C++ resources
Conclusion

Training Materials:

All Medical Device Secure Coding training attendees receive comprehensive courseware.

Software Requirements:

Attendees will not need to install any software on their computer for this class. The class will be conducted in a remote environment that Accelebrate will provide; students will only need a local computer with a web browser with a stable Internet connection. Any recent version of Microsoft Edge, Mozilla Firefox, or Google Chrome will be fine.



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