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Free Lessons (8)
Introduction
Who Is This Course For?
What’s in This Course?
Patching
Introduction
Upgrading Third-Party Libraries and Software
A Closer Look at Patching
Library Inventory
Dependency Management: Python
Dependency Management: JavaScript
Automating Vulnerability Detection
Network Inventory
Nmap
OpenVAS
Patching Windows
Finding Published Vulnerabilities
Testing Your Patches
If Patching Hurts, Do It More Often
Vulnerabilities
Introduction
Introduction to SQL
Challenge: Select The Journal
Solution Review: Select The Journal
More SQL Commands
Challenge: Write a Generalized Query
Solution Review: Write a Generalized Query
How SQL Injection Works
Extending the Defense Beyond Prepared Statements
Additional Defenses as a Mitigation Against Future Mistakes
Putting It All Together for a Robust Defense
Introduction to Cross-Site Scripting (XSS)
HTML Encoding
Defenses against XSS
Introduction to Cross-Site Request Forgery (XSRF)
XSRF Prevention with SameSite
Misconfiguration
Default Passwords & Credentials
Jenkins & Public-Facing Servers
What’s Next?
Cryptography
Introduction
Don’t Roll Your Own Crypto
Some Key Principles
Security When the Enemy Knows the System
Don’t Use Low-Level Crypto Libraries
ECB Malleability
CBC Is Still Malleable
Evaluating Crypto Libraries Without Being a Crypto Expert
Password Storage
More Techniques for Password Storage
Storing Passwords When You’re the Client
Minimizing the Cost of Credential Loss
Keeping Passwords Hard to Predict
TLS Configuration
What’s Next?
Windows
Introduction
Login and Mimikatz
Password Policy
Active Directory: What Else Is It Good For?
BitLocker
What’s Next?
Phishing
Introduction
Types of Phishing Attacks
Social Defense
DNS-Based Defense SPF
DNS-Based Defense: DKIM
DNS-Based Defense: DMARC
Authentication-Based Defense
Wrapping up!
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Practical Security: Simple Practices for Defending Your Systems
Solution Review: Write a Generalized Query
Let's review the solution to the previous challenge.
We'll cover the following...
Solution: a nested query querying person
Explanation
Solution: a nested query querying
...