C# and Web Application Security

42 Ratings

Course Number: SEC-122

Duration: 3 days (19.5 hours)

Format: Live, hands-on

Secure Coding Training Overview

Accelebrate's C# and Web Application Security training teaches developers how to prevent common security issues in C# applications. Attendees go beyond core programming issues, exploring secure code pitfalls of the C# language and the .NET framework.

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

  • Understand Web application security issues
  • Analyze the OWASP Top Ten elements
  • Put Web application security in the context of C#
  • Go beyond the low hanging fruits
  • Handle security challenges in your C# code
  • Identify vulnerabilities and their consequences
  • Learn the security best practices in C#

Prerequisites

All secure coding students should have general C# and web application development experience.

Outline

Expand All | Collapse All

Cybersecurity basics
  • What is security?
  • Threat and risk
  • Cybersecurity threat types
  • Consequences of insecure software
  • Constraints and the market
  • The dark side
The OWASP Top Ten (Part I)
  • OWASP Top 10 – 2017
  • Injection
    • Injection principles
    • Injection attacks
    • SQL injection
    • SQL injection best practices
    • Code injection
    • Injection best practices
  • Broken Authentication
    • Authentication basics
    • Authentication weaknesses
    • Spoofing on the Web
    • Case study – PayPal 2FA bypass
    • Password management
  • Sensitive Data Exposure
    • Information exposure
    • Exposure through extracted data and aggregation
    • Case study – Strava fitness app data exposure
The OWASP Top Ten (Part II)
  • XML External Entities (XXE)
    • DTD and the entities
    • Entity expansion
    • External Entity Attack (XXE)
  • Broken Access Control
    • Access control basics
    • Failure to restrict URL access
    • Confused deputy
  • File upload
    • Unrestricted file upload
    • Good practices
    • Lab – Unrestricted file upload
  • Security Misconfiguration
    • Configuration principles
    • Configuration management
  • Cross-site Scripting (XSS)
    • Cross-site scripting basics
    • Cross-site scripting types
    • XSS protection best practices
    • Protection principles – escaping
    • XSS protection APIs
    • Request validation in ASP.NET
    • Further XSS protection techniques
    • Lab – XSS fix / stored
    • Lab – XSS fix / reflected
    • Additional protection layers
  • Insecure Deserialization
    • Serialization and deserialization challenges
    • Deserializing untrusted streams
    • Deserializing best practices
    • Property Oriented Programming (POP)
  • Using Components with Known Vulnerabilities
    • Using vulnerable components
    • Untrusted functionality import
    • Importing JavaScript
    • Lab – Importing JavaScript
    • Case study – The British Airways data breach
Insufficient Logging & Monitoring
  • Logging and monitoring principles
Web application security beyond the Top Ten
  • Client-side security
  • Tabnabbing
  • Frame sandboxing
Common software security weaknesses
  • Input validation
    • Integer handling problems
    • Other numeric problems
    • Unsafe reflection
    • Unsafe native code
  • Security features
    • .NET platform security
  • Errors
    • Error and exception handling principles
    • Error handling
    • Exception handling
    • Class initialization cycles
    • Lab – Initialization cycles
    • Unreleased resource
    • Code quality
    • Object-oriented programming pitfalls
Wrap up
  • Secure coding principles
    • Principles of robust programming by Matt Bishop
    • Secure design principles of Saltzer and Schröder
  • And now what?
    • Further sources and readings
    • .NET and C# resources

Training Materials:

All attendees receive comprehensive courseware.

Software Requirements:

A VirtualBox virtual machine with all required software will be provided.



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