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Start Here: Decoded Security Roadmap
Confused about cybersecurity careers or certifications? This guide helps you start, choose the right path, and move faster toward your first or next…
Jan 30
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Erich Winkler
13
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23
My CISSP Journey Begins – Why I’m Doing This and What You Can Expect
I’ve officially started my journey to become CISSP-certified and I’m going all in. What does it mean? It means 3 months of focused and structured…
Jun 26, 2025
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Erich Winkler
12
2
16
Understand Biometric Authentication Like a CISSP Expert in Under 10 Minutes
Biometrics are considered the gold standard of authentication. But if you don’t understand FRR, FAR, and CER, you will get CISSP questions wrong. Fix…
Apr 14
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Erich Winkler
2
4
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How to Choose the Right Cybersecurity Role Before You Waste Time and Money on the Wrong Certifications
Jan 14
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Erich Winkler
48
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This Is How I Explain DNS To Beginners
Feb 4
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Erich Winkler
46
21
66
What Actually Happens When You Open a Website
Mar 29
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Erich Winkler
9
19
The Cloud Isn’t Magic! It’s Just Rented IT.
Aug 25, 2025
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Erich Winkler
34
7
46
Security Policies, Standards, and Procedures: The Boring Stuff That Actually Saves You
Jul 21, 2025
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Erich Winkler
24
4
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This Is How I Explain The Man-in-the-Middle Attacks To a Beginner
Apr 11
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Erich Winkler
6
6
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This Is How I Explain The Man-in-the-Middle Attacks To a Beginner
Most people can define a Man-in-the-Middle attack. Almost no one understands how it actually works. In this guide, you’ll simulate it yourself, capture…
Apr 11
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Erich Winkler
6
6
[3/3] The 4-Week Security+ Strategy: What to Do Every Single Day
Stop wasting money on expensive cybersecurity courses that don’t get you results. Here’s the exact strategy I used to pass cybersecurity exams, broken…
Apr 7
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Erich Winkler
3
11
[2/3] Security+ Domains Explained: What to Study (and What to Ignore)
How to pass CompTIA Security+ in 4 weeks without years of experience, expensive courses, or wasting time on irrelevant topics! All you need is a plan…
Apr 2
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Erich Winkler
4
8
What Actually Happens When You Open a Website
Most people don’t know what happens when you open a website. And if you can’t explain what happens when you open a website, you don’t understand…
Mar 29
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Erich Winkler
9
19
[1/3] How to Pass Security+ in 4 Weeks - Introduction
4 weeks. No expensive course. No years of experience required. Just a solid plan, starting with understanding exactly what the Security+ exam is testing…
Mar 25
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Erich Winkler
8
8
17
This is how I explain subnetting to a beginner
Subnetting isn’t hard,you were just taught wrong. This beginner-friendly guide breaks it down using a simple mental model, so you can finally understand…
Mar 21
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Erich Winkler
6
5
7 Networking Questions That Instantly Expose Beginners in Cybersecurity Interviews
If you can’t answer these 7 networking questions properly, you don’t understand cybersecurity yet. Here’s how to think beyond definitions, and start…
Mar 18
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Erich Winkler
7
14
Why Most Beginners Don’t Understand How Networks Actually Work
Most beginners try to learn cybersecurity tools first. That’s a mistake. If you don’t understand private vs public IP addresses and NAT, you don’t…
Mar 13
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Erich Winkler
12
16
Digital Signatures Explained (With a 5-Minute Hands-On Lab)
Learn how digital signatures protect software and data from tampering. In this beginner-friendly guide, you’ll understand the theory and then build a…
Mar 11
•
Erich Winkler
9
12
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Decoded Security
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