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3 Reasons I’d Still Choose Cybersecurity If I Had to Start Over
Most beginners ask whether cybersecurity is too crowded. From the hiring side, I see the opposite problem: too few people with the right fundamentals…
Jul 15
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Erich Winkler
5
5
This Is How I Explain Backup Strategies to a Beginner
Full, incremental, differential, and the 3-2-1 rule: the backup methods that decide whether ransomware costs you a bad afternoon or your entire…
Jul 12
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Erich Winkler
3
4
3
Top 5 Network Attacks For Cybersecurity Beginners
5 network attacks. 5 memorable analogies. 5 exam wins. Master the one detail that identifies each attack, so scenario questions on CC, Security+, and…
Jul 8
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Erich Winkler
4
2
9
Wi-Fi Security for the CISSP candidates: Here Is What Actually Matters
WEP, WPA, WPA2, WPA3, PSK, SAE, 802.1X. Here's exactly what the CISSP tests on Wi-Fi security and how to answer every scenario question correctly.
Jul 1
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Erich Winkler
1
3
June 2026
One Year of Decoded Security: From CISSP Notes to a Cybersecurity Learning Platform
Decoded Security turns one. Here’s how a small CISSP study newsletter grew into quizzes, study plans, labs, certification resources, and a community for…
Jun 28
•
Erich Winkler
3
4
8
RTO, RPO, MTD, WRT Explained: The Backup Metrics That Separate Beginners from Professionals
Most people skip straight to backup methods. That's exactly why their recovery plans fail. Learn MTD, RTO, WRT, and RPO before you choose a single…
Jun 24
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Erich Winkler
3
10
This Is How I Explain Data States to a Beginner: Why Encrypting Your Files Is Not Enough to Keep It Safe
While people compete over who know the best encryption algorithm, the real cybersecurity professional need to see the whole picture. This is everything…
Jun 17
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Erich Winkler
1
11
This Is How I Explain Data Classification To a CISSP candidates
Proper data classification is the foundation of any good cybersecurity program. No surprise it appears on nearly every certification exam: CC, CISSP…
Jun 11
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Erich Winkler
4
10
This Is How I Explain VPNs to Beginners: Read This Before Clicking “Connect”
Stop assuming you’re safe just because you use a VPN. A VPN doesn’t make you anonymous. It moves trust from your ISP to someone else. The question is…
Jun 3
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Erich Winkler
12
8
17
May 2026
Hands-On Lab: How Attackers Crack Passwords in 0.0006 Seconds
You will crack real passwords, understand the exact mistake that exposed 117 million LinkedIn accounts, and leave with hands-on experience you can use…
May 29
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Erich Winkler
2
11
Penetration Testing for Beginners: The Exact Study Plan I’d Follow If I Had to Start From Scratch
Break into offensive security without wasting months on the wrong tools and certifications. This step-by-step roadmap shows you what to learn, in what…
May 25
•
Erich Winkler
8
8
8
This Is How I Explain PKI To a Beginner
PKI is not about encryption. It is about trust. If you don’t understand this difference, you don’t understand how internet security works.
May 20
•
Erich Winkler
8
4
14
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