Cloud Application Security Training Overview
This in-person or online Cloud Application Security in C# for Azure training course teaches developers how to ensure the security of their C# applications on the Azure platform. Participants learn how to avoid the security pitfalls of the C# programming language and the Azure cloud platform.
Note: To ensure ample one-on-one engagement with the instructor, this class is capped at 12 people, overriding Accelebrate’s default cap of 15.
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.
In addition, some courses are available as live, instructor-led training from one of our partners.
Objectives
- Understand cloud security specialties
- Get familiar with essential cyber security concepts
- Understand how cryptography supports security
- Use cryptographic APIs correctly in C#
- Understand web application security issues
- Master the OWASP Top Ten elements
- Put Web application security in the context of C#
- Manage vulnerabilities in third-party components
- Manage cloud infrastructure security
- Incorporate input validation approaches and principles
- Identify vulnerabilities and their consequences
- Use security best practices in C#
Prerequisites
All students must have general knowledge of C# and web development.
Outline
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Introduction
Cyber Security Basics
- What is security?
- Threat and risk
- Cyber security threat types – the CIA triad
- Cyber security threat types – the STRIDE model
- Consequences of insecure software
- Cloud security basics
- Cloud infrastructure basics
- The Cloud Cube Model and Zero Trust Architecture
- Case study – ChaosDB vulnerability in Azure Cosmos DB
Introducing the OWASP Top 10
A01 – Broken Access Control
- Access control basics
- Failure to restrict URL access
- Confused deputy
- Insecure direct object reference (IDOR)
- Lab – Insecure Direct Object Reference
- Authorization bypass through user-controlled keys
- Case study – Authorization bypass on Facebook
- Horizontal authorization
- File upload
- Unrestricted file upload
- Good practices
- Unrestricted file upload
- Open redirects and forwards
- Case study – Unvalidated redirect at Epic Games
- Open redirects and forwards – best practices
- Cross-site Request Forgery (CSRF)
- Cross-site Request Forgery
- CSRF best practices
- CSRF defense in depth
- CSRF protection with tokens
A02 – Cryptographic Failures
- Cryptography for developers
- Confidentiality protection
- Certificates
- Certificates and PKI
- X.509 certificates
- Chain of trust
- PKI actors and procedures
- PGP – Web of Trust
- Certificate revocation
- Transport security
- Transport security weaknesses
- The TLS protocol
A03 – Injection
- Injection principles
- Injection attacks
- SQL injection
- SQL injection basics
- SQL injection
- Attack techniques
- Content-based blind SQL injection
- Time-based blind SQL injection
- NoSQL injection
- NoSQL injection basics
- NoSQL injection in MongoDB
- NoSQL injection in DynamoDB
- SQL injection best practices
- Input validation
- Parameterized queries
- Using prepared statements
- Additional considerations
- Case study – Hacking Fortnite accounts
- Code injection
- Code injection via input()
- OS command injection
- HTML injection – Cross-site scripting (XSS)
- Cross-site scripting basics
- Cross-site scripting types
- Stored XSS
- Reflected XSS
- Case study – XSS in Fortnite accounts
- XSS protection best practices
A04 – Insecure Design
- The STRIDE model of threats
- Secure design principles of Saltzer and Schroeder
- Economy of mechanism
- Fail-safe defaults
- Complete mediation
- Open design
- Separation of privilege
- Least privilege
- Least common mechanism
- Psychological acceptability
- Client-side security
A05 – Security Misconfiguration
- Cookie security
- XML entities
- DTD and the entities
- Entity expansion
- Lab – Billion laughs attack
- External Entity Attack (XXE)
A06 – Vulnerable and Outdated Components
- Using vulnerable components
- Untrusted functionality import
- Malicious packages in Java
- Vulnerability management
- Patch management
- Vulnerability databases
A07 – Identification and Authentication Failures
- Authentication
- Authentication basics
- Multi-factor authentication
- Case study – PayPal 2FA bypass
- Session management
- Session management essentials
- Why do we protect session IDs – Session hijacking
- Session fixation
- Session handling in Flask
- Single sign-on (SSO)
- Single sign-on concept
- OAuth 2.0
- SAML
- Identity and access management in Azure
- Groups, roles, and credentials
- Access tokensIdentity and access management (IAM)
- Password management
- Inbound password management
- Outbound password management
A08 – Software and Data Integrity Failures
- Integrity protection
- Message Authentication Code (MAC)
- Digital signature
- Subresource integrity
- Importing JavaScript
- Case study – The British Airways data breach
- Insecure deserialization
- Serialization and deserialization challenges
- Integrity – deserializing untrusted streams
- Deserialization with pickle
- PyYAML deserialization challenges
- Integrity – deserialization best practices
A09 – Security Logging and Monitoring Failures
- Logging and monitoring principles
- Insufficient logging
- Case study – Plaintext passwords at Facebook
- Logging best practices
- Monitoring best practices
- Detection and monitoring
- Utilizing Azure monitoring for security
- Protecting logs
- The Azure Security Hub
A10 – Server-Side Request Forgery (SSRF)
- Server-side Request Forgery (SSRF)
- Case study – SSRF and the Capital One breach
Cloud Security
- Azure security
- Security considerations for Azure
- Container security
- Container security concerns
- Containerization, virtualization and security
- The attack surface
- Docker security
- Kubernetes security
- The Kubernetes architecture and security
- Securing Kubernetes hosts
- Best practices for Kubernetes access control
- Building secure Kubernetes images
- Secure deployment of Kubernetes containers
- Protecting Kubernetes deployments at runtime
- Case study – Azurescape
- Data security in the cloud
- Data confidentiality and integrity in the cloud
- Data privacy in the cloud
- Compliance considerations
- Data security in Azure
- Storing cryptographic keys
- Protecting data at rest
- Protecting data in transit
- JSON security
Web application security beyond the Top Ten
- Code quality
- Data handling
- Initialization and cleanup
- Object-oriented programming pitfalls
Denial of service
- Flooding
- Resource exhaustion
- Sustained client engagement
- Algorithm complexity issues
Input validation
- Input validation principles
- Denylists and allowlists
- What to validate – the attack surface
- Where to validate – defense in depth
- When to validate – validation vs transformations
- Validation with regex
- Integer handling problems
- Representing signed numbers
- Integer visualization
- Integer overflow
- Signed / unsigned confusion
- Case study – The Stockholm Stock Exchange
- Integer truncation
- Best practices
- Files and streams
- Path traversal
- Lab – Path traversal
- Path traversal-related examples
- Additional challenges in Windows
- Virtual resources
- Path traversal best practices
- Lab – Path canonicalization
- Unsafe reflection
- Reflection without validation
- Lab – Unsafe reflection
- Unsafe native code
- Native code dependence
- Best practices for dealing with native code
Conclusion
- Secure coding principles
- Principles of robust programming by Matt Bishop
- And now what?
- Software security sources and further reading
- .NET and C# resources
Conclusion
Training Materials
All Application Security training attendees receive comprehensive courseware.
Software Requirements
Attendees will not need to install any software on their computers 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 and a stable Internet connection. Any recent version of Microsoft Edge, Mozilla Firefox, or Google Chrome will work well.