Tech Skills

Cybersecurity

Ethical hacking, penetration testing, network security, CTFs and defensive security

18,359
lessons
Skills in this topic
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Security Basics
beginner
Fix OWASP top 10 vulnerabilities
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
All Reads (11,447) Articles (5712)Blog Posts (4416)Tutorials (424)Research Papers (37)News (858)
Shri Venkateshwara University concluded the Cybersecurity Workshop by felicitating the successful…
Medium · Cybersecurity 🔐 Cybersecurity ⚡ AI Lesson 1w ago
Shri Venkateshwara University concluded the Cybersecurity Workshop by felicitating the successful…
Shri Venkateshwara University and UP Police Amroha concluded the 12 days Cyber Security National Workshop 2026 with full fanfare and… Continue reading on Medium
Your WordPress Site Was Hacked: Why It Happens, How to Clean It Up, and How to Never Get Hit Again
Medium · Cybersecurity 🔐 Cybersecurity ⚡ AI Lesson 2w ago
Your WordPress Site Was Hacked: Why It Happens, How to Clean It Up, and How to Never Get Hit Again
A real story of a small business that lost thousands in days — and the complete playbook to recover and protect your site. Continue reading on Medium »
Panduan Memilih Platform Online yang Aman dan Terpercaya untuk Pengguna Baru
Medium · Cybersecurity 🔐 Cybersecurity ⚡ AI Lesson 2w ago
Panduan Memilih Platform Online yang Aman dan Terpercaya untuk Pengguna Baru
Di era digital yang semakin berkembang, pengguna memiliki banyak pilihan platform online untuk berbagai kebutuhan. Namun, tidak semua… Continue reading on Mediu
LDAP Explained: The Invisible Technology That Helps Computers Find Everything
Medium · Cybersecurity 🔐 Cybersecurity ⚡ AI Lesson 2w ago
LDAP Explained: The Invisible Technology That Helps Computers Find Everything
 Knowledge should be gated by curiosity, not paywalls. If you don’t have a Medium subscription, use the free link below and enjoy the… Continue reading on Medi
FortiBleed Campaign Insights: Understanding Credential Theft Through Internet-Exposed FortiGate…
Medium · Cybersecurity 🔐 Cybersecurity ⚡ AI Lesson 2w ago
FortiBleed Campaign Insights: Understanding Credential Theft Through Internet-Exposed FortiGate…
In June 2026, the FortiBleed campaign came to light after a dataset containing a large volume of login information associated with… Continue reading on OSINT Te
Building an IP Intelligence Layer in Go
Medium · Cybersecurity 🔐 Cybersecurity ⚡ AI Lesson 2w ago
Building an IP Intelligence Layer in Go
Transforming IP addresses into actionable context for auditing, analytics, and security Continue reading on Medium »
Medium · Cybersecurity 🔐 Cybersecurity ⚡ AI Lesson 2w ago
Learning SQL Injection Through a Login Bypass Lab (PortSwigger Walkthrough)
Youtube link: https://youtu.be/sDU4JxlWrnY Continue reading on Medium »
Reddit r/cybersecurity 🔐 Cybersecurity ⚡ AI Lesson 2w ago
codfish/semantic-release-action GitHub Action Tag Hijack
An attacker force-pushed a malicious composite action into codfish/semantic-release-action and moved fifteen published tags to that commit, exposing GitHub Acti
Reddit r/cybersecurity 🔐 Cybersecurity ⚡ AI Lesson 2w ago
Snyk laid off up to 30% of their staff today
Ex employee here and I’m hearing up to 30% of Snyk’s team was let go. All teams impacted. Leadership says it’s to pivot to AI security. This comes a day after t
Your Key to a Private and Open Internet — NordVPN
Medium · Cybersecurity 🔐 Cybersecurity ⚡ AI Lesson 2w ago
Your Key to a Private and Open Internet — NordVPN
Continue reading on Medium »
I Scanned 4 Popular Indian Routers for Security Vulnerabilities. Every Single One Failed.
Medium · Cybersecurity 🔐 Cybersecurity ⚡ AI Lesson 2w ago
I Scanned 4 Popular Indian Routers for Security Vulnerabilities. Every Single One Failed.
Here’s what I found inside and the open-source tool I built to find it. Continue reading on OSINT Team »
OSINT: Find Everything About Anyone!
Medium · Cybersecurity 🔐 Cybersecurity ⚡ AI Lesson 2w ago
OSINT: Find Everything About Anyone!
The Art of Turning Public Data into Actionable Intelligence Continue reading on OSINT Team »
Nuclei in Kali Linux: The Complete Guide from Basic to Advanced
Medium · Cybersecurity 🔐 Cybersecurity ⚡ AI Lesson 2w ago
Nuclei in Kali Linux: The Complete Guide from Basic to Advanced
The Day I Stopped Writing Manual Checks Continue reading on OSINT Team »
I Ran One Command and Found 847 Subdomains in 3 Minutes. Here is How Subfinder Actually Works.
Medium · Cybersecurity 🔐 Cybersecurity ⚡ AI Lesson 2w ago
I Ran One Command and Found 847 Subdomains in 3 Minutes. Here is How Subfinder Actually Works.
The Story That Changed How I Do Recon Continue reading on OSINT Team »
Reddit r/cybersecurity 🔐 Cybersecurity ⚡ AI Lesson 2w ago
Conditional access bypass
https://dirkjanm.io/bypassing-conditional-access-with-resource-exclusion/ submitted by /u/cydex_cx [link] <a href="https://www.reddit.com/r/cybersecurity/commen
OverTheWire Bandit Walkthrough — Level 23 → 24 | 30-Day Cybersecurity Learning Journey (Day 23)
Medium · Cybersecurity 🔐 Cybersecurity ⚡ AI Lesson 2w ago
OverTheWire Bandit Walkthrough — Level 23 → 24 | 30-Day Cybersecurity Learning Journey (Day 23)
Writing your first exploit shell script and deploying it through a cron-watched directory and why this level represents the most… Continue reading on Medium »
Medium · DevOps 🔐 Cybersecurity ⚡ AI Lesson 2w ago
Web Sitenizin Security Header’larını Kim Kontrol Ediyor?
Altı temel security header’ı, eksik olduklarında neye sebep oldukları ve düzeltmenin aslında ne kadar kolay olduğunu anlatmaya çalışacağım. Continue reading on
pt.2 OSINT Tools Every Investigator Should Know
Medium · Cybersecurity 🔐 Cybersecurity ⚡ AI Lesson 2w ago
pt.2 OSINT Tools Every Investigator Should Know
Geospatial Intelligence (GEOINT) Continue reading on OSINT Team »
Reddit r/cybersecurity 🔐 Cybersecurity ⚡ AI Lesson 2w ago
Loosening Controls
I shouldn't feel this way. I'm all about tuning security controls to corporate risk appetite. But I feel defeated having roll back restrictions on personal mobi
The Evasive Adversary: How Cyber Threats Are Redefining Cybersecurity
Medium · Cybersecurity 🔐 Cybersecurity ⚡ AI Lesson 2w ago
The Evasive Adversary: How Cyber Threats Are Redefining Cybersecurity
"Explore how identity attacks, Living-off-the-Land techniques, AI-assisted operations, and modern SOC detection strategies are reshaping… Continue reading on Me
Unbaked Pie (THM) Tryhackme Medium Challenge
Medium · Cybersecurity 🔐 Cybersecurity ⚡ AI Lesson 2w ago
Unbaked Pie (THM) Tryhackme Medium Challenge
Description : Don’t over-baked your pie! Continue reading on Medium »
From an Informational Finding to a Valuable Lesson: My IDOR Discovery on Bugcrowd
Medium · Cybersecurity 🔐 Cybersecurity ⚡ AI Lesson 2w ago
From an Informational Finding to a Valuable Lesson: My IDOR Discovery on Bugcrowd
Introduction Continue reading on MeetCyber »
We Built a Self-Hosted WAF You Can Deploy in 10 Minutes
Medium · Cybersecurity 🔐 Cybersecurity ⚡ AI Lesson 2w ago
We Built a Self-Hosted WAF You Can Deploy in 10 Minutes
Stop Paying Per-Request for a WAF: Self-Host Caddy + Coraza + OWASP CRS in 10 Minutes Continue reading on Medium »
CVE-2025–65640: Escalating a Stored XSS to Account Takeover in Globe Document Intelligence
Medium · Cybersecurity 🔐 Cybersecurity ⚡ AI Lesson 2w ago
CVE-2025–65640: Escalating a Stored XSS to Account Takeover in Globe Document Intelligence
During a recent penetration testing engagement for a client at CryptoNet Labs, I discovered a Stored Cross-Site Scripting (XSS)… Continue reading on Medium »
The Future of Cyber Threat Intelligence: Why Traditional Security Operations Are No Longer Enough
Medium · Cybersecurity 🔐 Cybersecurity ⚡ AI Lesson 2w ago
The Future of Cyber Threat Intelligence: Why Traditional Security Operations Are No Longer Enough
https://www.youtube.com/watch?v=SAwHtlm-NV4 Continue reading on Medium »
Free CTF Event This Saturday — Come Learn With Us
Medium · Cybersecurity 🔐 Cybersecurity ⚡ AI Lesson 2w ago
Free CTF Event This Saturday — Come Learn With Us
If you’ve ever been curious about cybersecurity but didn’t know where to start, this one’s for you. Continue reading on Medium »
Reddit r/cybersecurity 🔐 Cybersecurity ⚡ AI Lesson 2w ago
Protection from Authorized Users
Looking for some advice..... I'm in the spot of having a Sr VP demand that we prevent data exfiltration from authorized users. The problem is that this isn't th
TechRepublic 🔐 Cybersecurity ⚡ AI Lesson 2w ago
Healthcare Vendor Xsolis Reports Breach Affecting 1.4M People
Xsolis confirmed a healthcare data breach affecting nearly 1.4 million people after a phishing attack exposed health and identity data. The post Healthcare Vend
SQL INJECTION : Part 3.2 — Blind SQL injection vulnerabilities
Medium · Python 🔐 Cybersecurity ⚡ AI Lesson 2w ago
SQL INJECTION : Part 3.2 — Blind SQL injection vulnerabilities
Error-based SQL Injection Continue reading on Medium »
5 Terminal Tricks That Feel Like Cheating (But Aren’t)
Medium · Cybersecurity 🔐 Cybersecurity ⚡ AI Lesson 2w ago
5 Terminal Tricks That Feel Like Cheating (But Aren’t)
Every developer uses a terminal. Almost nobody uses it well. Continue reading on Medium »
Breaking into SOC: The Security part of IT.
Medium · Cybersecurity 🔐 Cybersecurity ⚡ AI Lesson 2w ago
Breaking into SOC: The Security part of IT.
Six months ago, I landed in the UK with one suitcase, a laptop, and a vague plan to “get into cybersecurity” Continue reading on Medium »
Stop Telling Beginners to Start With CompTIA A+.
Medium · Cybersecurity 🔐 Cybersecurity ⚡ AI Lesson 2w ago
Stop Telling Beginners to Start With CompTIA A+.
The Most Repeated Advice in Cybersecurity Is Wrong Continue reading on Medium »
Bitwarden C2
Reddit r/cybersecurity 🔐 Cybersecurity ⚡ AI Lesson 2w ago
Bitwarden C2
Using Bitwarden Infrastructure to get stuff in and get stuff out (fixed) submitted by <a href="https://
The Best Way I Found to Prepare For SC-200: Build a Home Lab
Medium · Cybersecurity 🔐 Cybersecurity ⚡ AI Lesson 2w ago
The Best Way I Found to Prepare For SC-200: Build a Home Lab
After weeks of learning Microsoft security concepts, I finally decided to build a hands-on lab. Here’s what I set up, what went wrong, and… Continue reading on
Medium · Cybersecurity 🔐 Cybersecurity ⚡ AI Lesson 2w ago
Digital Stratigraphy: What Archaeology Teaches Cyber Threat Intelligence
Lessons from Paleoanthropology for the Retrospective Analysis of Historical Malware. Continue reading on Medium »
TechRepublic 🔐 Cybersecurity ⚡ AI Lesson 2w ago
LastPass Confirms Vendor Breach Exposed Customer Contact, Support Data
LastPass said customer contact and support data were exposed after attackers used stolen Klue OAuth tokens to access its Salesforce environment and CRM records.
YellowKey and GreenPlasma: How a Grudge Against Microsoft Broke BitLocker and Gave Attackers SYSTEM
Medium · Cybersecurity 🔐 Cybersecurity ⚡ AI Lesson 2w ago
YellowKey and GreenPlasma: How a Grudge Against Microsoft Broke BitLocker and Gave Attackers SYSTEM
Author: Shikhali Jamalzade GitHub: alisalive LinkedIn: camalzads Continue reading on Medium »
Writeup — Basic SSRF Against the Local Server
Medium · Cybersecurity 🔐 Cybersecurity ⚡ AI Lesson 2w ago
Writeup — Basic SSRF Against the Local Server
This lab covers a Server-Side Request Forgery (SSRF) vulnerability. Continue reading on Medium »
Implementing Zero Trust Security in Microservices Architecture
Medium · DevOps 🔐 Cybersecurity ⚡ AI Lesson 2w ago
Implementing Zero Trust Security in Microservices Architecture
Introduction: The New Security Challenge for Modern Apps Continue reading on Medium »
Implementing Zero Trust Security in Microservices Architecture
Medium · Cybersecurity 🔐 Cybersecurity ⚡ AI Lesson 2w ago
Implementing Zero Trust Security in Microservices Architecture
Introduction: The New Security Challenge for Modern Apps Continue reading on Medium »
Common IT Issues That Signal Bigger System Problems
Forbes Innovation 🔐 Cybersecurity ⚡ AI Lesson 2w ago
Common IT Issues That Signal Bigger System Problems
Seemingly isolated complaints can be the first visible signs of deeper problems involving networks, identity systems, integrations, security controls or infrast
Mapped 3,900+ C2 servers across 302 Eastern European hosting providers, one host ran half
Reddit r/cybersecurity 🔐 Cybersecurity ⚡ AI Lesson 2w ago
Mapped 3,900+ C2 servers across 302 Eastern European hosting providers, one host ran half
<img src="https://external-preview.redd.it/MZQx-SNarXY47LY5TgLMND2-0dTwMHKys8MTFLdObrA.png?width=320&crop=smart&auto=webp&s=f3b461260bbe637623fa3654
Ransomware's New Math: Inside the £1.9 Billion Season That Redefined Critical-Infrastructure Risk
Hackernoon 🔐 Cybersecurity ⚡ AI Lesson 2w ago
Ransomware's New Math: Inside the £1.9 Billion Season That Redefined Critical-Infrastructure Risk
The 2025 attacks on Jaguar Land Rover and Collins Aerospace revealed that ransomware has evolved from a company-level threat into a systemic economic risk. JLR'
Stressed by Printer, Internet, and Computer Problems? Here is How to End the Tech Frustration
Medium · Cybersecurity 🔐 Cybersecurity ⚡ AI Lesson 2w ago
Stressed by Printer, Internet, and Computer Problems? Here is How to End the Tech Frustration
We’ve all been there: you have a critical deadline, a meeting starting in five minutes, or a client waiting for an urgent report, and… Continue reading on Mediu
How a composer install Becomes Remote Code Execution: Inside CVE-2026–40261 and CVE-2026–40176
Medium · Cybersecurity 🔐 Cybersecurity ⚡ AI Lesson 2w ago
How a composer install Becomes Remote Code Execution: Inside CVE-2026–40261 and CVE-2026–40176
Two Composer CVEs from April 2026 that run attacker commands on any PHP developer’s machine, without Perforce installed Continue reading on Medium »
Cybersecurity Careers in Pakistan 2025 — Salary, Certifications, Skills & Complete Roadmap
Medium · Cybersecurity 🔐 Cybersecurity ⚡ AI Lesson 2w ago
Cybersecurity Careers in Pakistan 2025 — Salary, Certifications, Skills & Complete Roadmap
Everything you need to know to land your first cybersecurity job in Pakistan — or go remote and earn in dollars. Continue reading on Medium »
Nobody Told You Your Router Has a “Last Resort” Setting And It’s Probably Misconfigured
Medium · Cybersecurity 🔐 Cybersecurity ⚡ AI Lesson 2w ago
Nobody Told You Your Router Has a “Last Resort” Setting And It’s Probably Misconfigured
Default route configuration sounds like IT homework. For Charlotte business owners, it’s actually the difference between a network that… Continue reading on Med
DVWA SQL Injection
Medium · Cybersecurity 🔐 Cybersecurity ⚡ AI Lesson 2w ago
DVWA SQL Injection
Difficulty Levels Covered: Low | Medium | High Vulnerability Class: CWE-89 — Improper Neutralization of Special Elements used in an SQL… Continue reading on Med