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Cybersecurity Fundamentals
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Exercise types (red/blue/white/purple teams)
We’ve talked about how we can use vulnerability scans, penetration tests, and bug bounties to find vulnerabilities in our systems. Another approach you may have…
Read articleDisaster Recovery with BCP, COOP, and DRP
For the CompTIA Security+ exam, you need to be familiar with three terms that are related to disaster recovery: What do each of these terms…
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Proxy Servers
Proxy servers are a topic that you can expect to get quizzed on in the CompTIA Security+ exam. To make sure you can answer questions…
Read articleNext-Generation Firewalls (NGFWs)
For the CompTIA Security+ exam, it’s important to understand what Next-Generation Firewalls (NGFWs) are. In this article, let’s learn about additional functionality that we get…
Read articleAuthentication Protocols (802.1X, EAP/PEAP, EAP-FAST/TLS/TTLS, and RADIUS)
Let’s talk about network authentication protocols that we can use and that we need to know for the CompTIA Security+ exam. We’re going to discuss:…
Read articleWhat is HashiCorp Vault and why should you know about it?
Vault is an open-source secrets management tool used to automate access to secrets, data, and systems. This blog post comes from our Explained in 180…
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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…
Read articleKey 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…
Read articleHashing 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…
Read articleHash 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…
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