Biometrics techniques and concepts for authentication
We talked about how biometrics can be used for multifactor authentication in order to verify someone’s identity. Biometric authentication refers to something you are (as…
Category: Certifications
Content and resources related to Cybersecurity Certifications
Key stretching concepts and algorithms
One of the best ways to make a password strong is to make it long. The longer the password is, the harder it is to…
Hashing use cases
In practice, what is hashing used for? How is it being used in the real world? Let’s take a look at a few common hashing…
Hash Tables, Rainbow Table Attacks, and Salts
As we talked about, applications that properly handle passwords don’t actually store the passwords themselves in databases, but instead, store hashes of passwords. That’s why…
Encrypted versus hashed passwords. What’s the difference?
As you study for the CompTIA Security+ exam, it’s important that you understand the differences between plaintext, encrypted, and hashed passwords. It’s common to hear…
What to know about vulnerability scans for the Security+ exam
Regularly auditing systems for potential vulnerabilities is an important part of securing an organization’s environments, systems, and applications. One of the ways that we can…
Ultimate Study Guide for the CompTIA Security+ (SY0-601)
Preparing for certification exams can be stressful when you’re not sure what to expect or what to study. It doesn’t help when information that can…
Initialization Vector (IV) attacks with WEP
Understanding Initialization Vector (IV) attacks is important for the CompTIA Security+ exam, but it can be confusing if you’re not as familiar with cryptography concepts.…