Tech Skills
Cybersecurity
Ethical hacking, penetration testing, network security, CTFs and defensive security
Skills in this topic
9 skills — Sign in to track your progress
Security Basics
beginner
Fix OWASP top 10 vulnerabilities
Cryptography Fundamentals
intermediate
Explain how digital signatures prevent tampering
AI Security
intermediate
Identify and patch prompt injection vulnerabilities
Network Security
intermediate
Configure a firewall with proper inbound/outbound rules
Ethical Hacking & Pen Testing
intermediate
Conduct a full pen test with Kali Linux
Cloud Security
intermediate
Implement IAM least-privilege policies on AWS/GCP
Incident Response
intermediate
Build an incident response playbook
Security Compliance
intermediate
Map controls for SOC 2 Type II compliance
Defensive AI
advanced
Build an AI-powered log anomaly detector

Medium · Cybersecurity
🔐 Cybersecurity
⚡ AI Lesson
55m ago
Data Governance Fails When Everyone Owns the Data
The difference between assigning data ownership and actually making someone accountable. Continue reading on Medium »
Medium · Cybersecurity
🔐 Cybersecurity
⚡ AI Lesson
1h ago
The Future of Cybersecurity in Nigeria
Cybersecurity is no longer something that only big banks, government agencies, or large technology companies need to worry about. Continue reading on Medium »

Medium · Cybersecurity
🔐 Cybersecurity
⚡ AI Lesson
1h ago
The Godfather Playbook: How Data Brokers Captured Your Privacy Rights
There’s no bribe, no threat, no smoke-filled room. That’s exactly what makes the data-broker lobby’s capture of American privacy law so… Continue reading on Med

Medium · Cybersecurity
🔐 Cybersecurity
⚡ AI Lesson
3h ago
Stop Treating DPIAs Like Word Documents
I built Shieldwise — an open-source privacy decision engine for UK GDPR Article 35 Continue reading on Medium »

Medium · Cybersecurity
🔐 Cybersecurity
⚡ AI Lesson
4h ago
What API Security Taught Me About Thinking Like a Security Tester
When I first started learning about APIs, I thought of them mainly as the systems that allow applications to communicate. Continue reading on Medium »
Medium · Cybersecurity
🔐 Cybersecurity
⚡ AI Lesson
5h ago
The Real Problem is not always the Breach.
A need for stricter disclosure timelines and real accountability for delayed notifications. Continue reading on Medium »
Reddit r/cybersecurity
🔐 Cybersecurity
⚡ AI Lesson
6h ago
“People will die” fear-mongering
Just venting from LinkedIn BS and people promoting garbage. You know the companies I’m talking about. Especially in my domain of OT/ICS When the person warning
Reddit r/cybersecurity
🔐 Cybersecurity
⚡ AI Lesson
6h ago
Starting Career Cybersecurity
Hi, I’m just starting my cybersecurity career. I’ve only completed Cisco’s CCST, and I wanted to know what you’d recommend doing next. I was planning to go for

Forbes Innovation
🔐 Cybersecurity
⚡ AI Lesson
11h ago
The Blockchain Horseshoe Effect: How Invisible Infrastructure Restores The ‘Empty Middle’
The industry didn't just lose money in May 2022. It lost permission to ask normal people to trust it with their savings.

Medium · Cybersecurity
🔐 Cybersecurity
⚡ AI Lesson
13h ago
Revolut Data Breach Explained: How a Fake Government Email Exposed Bitcoin Records
On September 11, 2026, Revolut customers started receiving an email they’d never seen before: notice that their passport, their full… Continue reading on Medium

Forbes Innovation
🔐 Cybersecurity
⚡ AI Lesson
14h ago
The Unmade Decision: What Your Infrastructure Chooses When You Haven't
Deciding who gets less is the half that requires someone to say so on the record. Who is that person at your company, and when did they last write it down?

Medium · Cybersecurity
🔐 Cybersecurity
⚡ AI Lesson
16h ago
My Journey Into Identity Providers, Part 1: The Problem
I work at a banking company that runs several different products and platforms for its applications — including mobile apps, web, and… Continue reading on Mediu
Medium · Cybersecurity
🔐 Cybersecurity
⚡ AI Lesson
16h ago
Why EDR Alone Falls Short for MSPs: EDR vs. MDR
EDR protects endpoints, but modern threats target identity, email, and cloud. Learn why MSPs need MDR for broader protection. Continue reading on Medium »

Medium · Cybersecurity
🔐 Cybersecurity
⚡ AI Lesson
16h ago
Cyber-Physical Security: What Happens When Hacks Hit the Physical World?
How cyber attacks can move beyond digital screens and affect real-world infrastructure. Continue reading on Medium »

Medium · Cybersecurity
🔐 Cybersecurity
⚡ AI Lesson
17h ago
From Raw PCAPs to Detection-Ready Data: Validate, Reduce, Clean, Integrate, Transform, Label &…
Let’s Connect | LinkedIn | YouTube | X | Instagram | TikTok Continue reading on Medium »

Medium · Cybersecurity
🔐 Cybersecurity
⚡ AI Lesson
17h ago
TI Mindmap Hub | Weekly Threat Brief — Issue #34
Anthropic and Google Independently Confirm AI Has Become the Attack Orchestrator, Cisco FMC Falls to Cyclops Blink and Qilin… Continue reading on TI Mindmap HUB

Medium · Cybersecurity
🔐 Cybersecurity
⚡ AI Lesson
17h ago
IMPROPER SESSION
MANAGEMENT
Privilege Escalation Through Client-Controlled Session State Continue reading on Medium »

Medium · Cybersecurity
🔐 Cybersecurity
⚡ AI Lesson
17h ago
Analyzing SikoMode: A Nim‑Compiled Trojan That Steals One File and Vanishes
A fun and full of learning static and dynamic analysis of a Nim-based data-stealing trojan. Continue reading on Medium »
Medium · Cybersecurity
🔐 Cybersecurity
⚡ AI Lesson
17h ago
Exploring Modern Edge Computing with Tencent EdgeOne Makers
In today’s fast-paced digital landscape, application performance, latency, and security are critical factors for any web platform or… Continue reading on Medium

Medium · Cybersecurity
🔐 Cybersecurity
⚡ AI Lesson
17h ago
From File Upload to Remote Code Execution: A Penetration Testing Case Study
How a seemingly simple upload validation flaw led to interactive access on an internal Linux host Continue reading on Medium »
Medium · Cybersecurity
🔐 Cybersecurity
⚡ AI Lesson
20h ago
Roles in response
National Institute of Standards and Technology (NIST) Incident Response Lifecycle, which is a framework for incident response consisting… Continue reading on Me

Medium · Cybersecurity
🔐 Cybersecurity
⚡ AI Lesson
20h ago
Looking for lateral movement with a neural network trained on synthetic data
Can you train a cyberattack detector without ever showing it a real cyberattack? Continue reading on Medium »

Medium · Cybersecurity
🔐 Cybersecurity
⚡ AI Lesson
21h ago
How AI Cracks Passwords — and How to Lock Down Your Accounts
In an AARP survey of U.S. adults 50 and older, worry about AI being used to crack passwords ranked first at 87% — ahead of deepfakes (85%)… Continue reading on

Medium · ChatGPT
🔐 Cybersecurity
⚡ AI Lesson
21h ago
How AI Cracks Passwords — and How to Lock Down Your Accounts
In an AARP survey of U.S. adults 50 and older, worry about AI being used to crack passwords ranked first at 87% — ahead of deepfakes (85%)… Continue reading on

Medium · Cybersecurity
🔐 Cybersecurity
⚡ AI Lesson
22h ago
Tag 5 — Windows-Ereignisprotokolle: Die universelle Sprache der Vorfalluntersuchung
Angriffsspuren aus oft ignorierten Protokollen lesen Continue reading on Medium »

Medium · Cybersecurity
🔐 Cybersecurity
⚡ AI Lesson
22h ago
Before You Send $10,000 in USDT, Check the Wallet — The 7-Minute Risk Check Most Traders Skip
The most expensive mistake in crypto can take less than five seconds to make. Continue reading on Medium »

Medium · Cybersecurity
🔐 Cybersecurity
⚡ AI Lesson
23h ago
What Trusting the Process Doesn’t Tell You
DealProof started as a hackathon build. Two AI agents, negotiating inside a Trusted Execution Environment, with a cryptographic proof at… Continue reading on Me

Medium · Cybersecurity
🔐 Cybersecurity
⚡ AI Lesson
23h ago
Secure by Design Under the EU Cyber Resilience Act: What Annex I Actually Requires
“Secure by design” is one of those phrases that shows up in almost every cybersecurity regulation, and it’s vague enough that most… Continue reading on Medium »

Medium · Cybersecurity
🔐 Cybersecurity
⚡ AI Lesson
23h ago
Coinbase Would Like to Close an Account I Don’t Have
A scam email landed in my inbox this week wearing a logo, some fake urgency, and grammar bad enough to solve the whole mystery for you Continue reading on Mediu
Reddit r/cybersecurity
🔐 Cybersecurity
⚡ AI Lesson
1d ago
Mentorship Monday - Post All Career, Education and Job questions here!
This is the weekly thread for career and education questions and advice. There are no stupid questions; so, what do you want to know about certs/degrees, job re
Medium · Cybersecurity
🔐 Cybersecurity
⚡ AI Lesson
1d ago
Cybersecurity, Data and AI Are Becoming the Same Conversation
For most of my career, I have worked somewhere between business, technology and transformation — as a technology consultant, digital… Continue reading on Medium
Medium · Cybersecurity
🔐 Cybersecurity
⚡ AI Lesson
1d ago
From the Shadows of “Orphan” to the Clamor of “G91”: The Fall of a Dark Web Legend
Behind the Shadows of the Dark Web: The Fall of “Orphan” and the Deception of G91 In the deepest corridors of Tor networks and end-to-end… Continue reading on M

Medium · Cybersecurity
🔐 Cybersecurity
⚡ AI Lesson
1d ago
Antivirus and MFA: Is That Enough for NIS2?
The reason is arithmetic. NIS2 asks for ten measures, and these two are parts of two of them. Continue reading on NIS2 Navigator: Clear Answers for Business Lea

Medium · Cybersecurity
🔐 Cybersecurity
⚡ AI Lesson
1d ago
We Need to Talk — Breaking Tenant Isolation Through a gRPC Transcoding Mismatch
A toxic relationship is just a protocol mismatch with extra feelings. Continue reading on Medium »
Reddit r/cybersecurity
🔐 Cybersecurity
⚡ AI Lesson
1d ago
How to learn DLP policy testing?
Hello! I work in DLP incident response, but I'm starting to stagnate in my career, so I want to shift (or try to) to a more technical position. I don't want to
Medium · Cybersecurity
🔐 Cybersecurity
⚡ AI Lesson
1d ago
One Overlooked Query Parameter: How a Single Line of Unsanitized Input Can Undo a Platform’s Entire…
A field note from a penetration tester on discovering — and responsibly disclosing — a reflected XSS vulnerability on a live job-search… Continue reading on Med

Medium · Cybersecurity
🔐 Cybersecurity
⚡ AI Lesson
1d ago
Dell Secure Connect Gateway Vulnerability: 3 Critical CVEs (CVSS 9.8)
Most enterprise security teams pour their energy into hardening customer-facing apps — and almost none into the “boring” vendor appliance… Continue reading on M

Medium · Cybersecurity
🔐 Cybersecurity
⚡ AI Lesson
1d ago
Your Firewall Might Be the One Thing Attacking Your Network
Your Firewall Might Be the One Thing Attacking Your Network Continue reading on Medium »

Medium · Cybersecurity
🔐 Cybersecurity
⚡ AI Lesson
1d ago
I Used to Think MFA Meant You Were Safe. Then I Watched a Client Get Breached With It Turned On.
A few years back I sat in on a post-mortem call with a business owner whose company had just lost three days of customer records to an… Continue reading on Medi
Medium · Cybersecurity
🔐 Cybersecurity
⚡ AI Lesson
1d ago
The Deal Is Broken: What Bugcrowd’s Triage Machine Actually Sells
These platforms exist because they made a deal with hackers: hand over the admin dashboard instead of selling it. Bugcrowd’s own… Continue reading on Medium »

Medium · Cybersecurity
🔐 Cybersecurity
⚡ AI Lesson
1d ago
10 Popular Security Practices That Do More Harm Than Good
These were good security practices 10 years ago. Attackers evolved. Our code did not. Continue reading on Medium »

Medium · Cybersecurity
🔐 Cybersecurity
⚡ AI Lesson
1d ago
Reverse Engineering Intro 1: Binaries
This article covers the fundamentals of Reverse Engineering; Binaries. Continue reading on Medium »
Medium · Cybersecurity
🔐 Cybersecurity
⚡ AI Lesson
1d ago
Real Cyberattacks Are Now Being Run Almost Entirely by AI
For years, cybersecurity experts warned that AI would eventually be used to power cyberattacks. Anthropic just confirmed it’s already… Continue reading on Mediu
Medium · Cybersecurity
🔐 Cybersecurity
⚡ AI Lesson
1d ago
Analisi dei Log Linux per SOC Analyst: Cacciare le Minacce tra /var/log e Auditd
Se i sistemi Windows dominano le postazioni di lavoro, l’infrastruttura server e cloud del mondo aziendale gira prevalentemente su Linux… Continue reading on Me

Medium · Cybersecurity
🔐 Cybersecurity
⚡ AI Lesson
1d ago
5 Questions to Ask Before Clicking Any Link in a Text Message
Most scam texts don’t need a genius URL. They need you in a hurry. These five questions slow your thumb down. Continue reading on No Time »

Medium · JavaScript
🔐 Cybersecurity
⚡ AI Lesson
1d ago
How to Scan Files for Malware Before Uploading to S3 in Node.js
AWS has built-in malware protection for S3, but that scan happens after files reach storage. Continue reading on Stackademic »

Medium · Cybersecurity
🔐 Cybersecurity
⚡ AI Lesson
1d ago
How to Scan Files for Malware Before Uploading to S3 in Node.js
AWS has built-in malware protection for S3, but that scan happens after files reach storage. Continue reading on Stackademic »

Medium · Cybersecurity
🔐 Cybersecurity
⚡ AI Lesson
1d ago
Exotic Sources: window.name, History State, Storage, Cookies, Referrer
Attacker-controlled, invisible to every server-side defence, and unguarded because developers do not think of them as input. Continue reading on Medium »
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