# security
34 articles
Vercel April 2026 Breach: Emergency Env Var Rotation Guide
Vercel's April 2026 breach exposed plaintext env vars. The exact rotation sequence — Resend, Upstash, Sensitive setup — I ran on 32blog.com in hours.
Apr 21, 2026 · updated Apr 22, 2026 · 12 minWhy Password Reuse Is Dangerous: How Credential Stuffing Works
How credential stuffing exploits reused passwords, real-world cases including 194K accounts breached from 1.7M attempts, NIST's updated guidelines, and the password manager solution.
Mar 14, 2026 · updated Mar 26, 2026 · 9 minOpened a Phishing Email? What to Do Next
Opened, clicked, or entered info on a phishing email? Three risk levels, step-by-step response for each, plus how to block phishing before it reaches you.
Mar 13, 2026 · updated Mar 26, 2026 · 10 minIs Your Phone Hacked? How to Check and What to Do Right Now
Learn the signs of a hacked phone, step-by-step verification for iPhone and Android, and what to do if you confirm a breach. Includes 2025 mobile attack data and prevention tips.
Mar 13, 2026 · updated Mar 26, 2026 · 12 minIs SMS 2FA Still Safe? How to Switch to Secure Authentication
Why SMS authentication is no longer safe, how SIM swapping works, and step-by-step instructions to switch to authenticator apps and passkeys.
Mar 13, 2026 · updated Mar 26, 2026 · 10 minSocial Media Account Hacked? How to Check and Recover
Signs of a social media account takeover, what to do immediately, and step-by-step recovery for Instagram, X, Facebook, TikTok, and Discord. Plus why 2FA alone isn't enough.
Mar 13, 2026 · updated Mar 26, 2026 · 11 minDo You Need a VPN for Travel? Country Restrictions and Setup Guide
Five scenarios where travelers need a VPN, internet restrictions in 10+ countries, a pre-departure checklist, and troubleshooting tips for when things go wrong abroad.
Mar 13, 2026 · updated Mar 26, 2026 · 10 minHow to Check If Your Data Is on the Dark Web (2026 Guide)
Google's Dark Web Report is gone. Here are the best free and paid alternatives to check if your personal data has been leaked, plus what to do if you find a breach.
Mar 13, 2026 · updated Mar 25, 2026 · 10 minHow Are Passwords Actually Cracked? Attack Methods & Modern Defenses
Learn how brute force, dictionary attacks, and rainbow tables work with code examples. Why MD5/SHA-1 fails in the GPU era, how to use Argon2id/bcrypt correctly, and what the 2025 NIST update changed.
Mar 12, 2026 · updated Mar 26, 2026 · 17 minHow to Secure Remote Access to Surveillance Cameras with a VPN
Learn how to safely access surveillance cameras remotely using VPN encryption. Covers NordVPN Meshnet, WireGuard, and zero-port-forwarding solutions.
Mar 12, 2026 · updated Mar 26, 2026 · 10 minPersonal OSINT Audit: How to Find What the Internet Knows About You
Email addresses, passwords, location data. Learn how to audit your own digital footprint using OSINT techniques in 5 practical steps.
Mar 10, 2026 · updated Mar 26, 2026 · 11 minCyber Incident Response for Small Business: A Step-by-Step Guide
Ransomware, data breaches, unauthorized access — what small businesses should do immediately after a cyberattack, broken down by incident type.
Mar 10, 2026 · updated Mar 26, 2026 · 11 minssh & rsync Practical Guide: Remote Server Essentials
Set up SSH key auth, configure ssh_config, master port forwarding, and use rsync for efficient file sync and backups.
Mar 8, 2026 · updated Mar 26, 2026 · 14 minCan't Remember Passwords? You Don't Have To
Too many passwords to remember? Learn why sticky notes and spreadsheets are risky, and how a password manager lets you stop memorizing for good.
Mar 8, 2026 · updated Mar 26, 2026 · 10 minWhat Is a VPN? A Simple Guide for Beginners
VPN explained without jargon. Learn how VPNs work, why you need one on public WiFi, and how to set one up on your phone in 3 minutes.
Mar 8, 2026 · updated Mar 26, 2026 · 10 minHow to Check If Your Password Has Been Leaked
Step-by-step guide to checking for password breaches using Have I Been Pwned, NordPass, and built-in OS tools. Plus what to do when you find a leak.
Mar 7, 2026 · updated Mar 26, 2026 · 9 minIs Public WiFi Still Dangerous? How to Stay Safe in 2026
Public WiFi risks have changed. Learn what threats remain after HTTPS adoption, and the concrete steps to protect yourself with and without a VPN.
Mar 7, 2026 · updated Mar 26, 2026 · 11 minRemote Work Security Checklist for Freelancers
A practical security checklist for freelancers and remote workers. Covers VPN, password management, device encryption, and daily habits to protect your work.
Mar 7, 2026 · updated Mar 26, 2026 · 9 minSMB Cybersecurity Guide: 5 Steps for 2026
62% of SMBs spend nothing on security. Learn 5 actionable steps to protect your business from AI-powered threats in 2026.
Mar 7, 2026 · updated Mar 26, 2026 · 11 minSSH Security Guide: From Key Auth to VPN-Only Access
Harden SSH step by step. Key authentication, fail2ban, firewall rules, and hiding SSH behind a VPN. A practical guide for VPS administrators.
Mar 7, 2026 · updated Mar 26, 2026 · 8 min5 Ways Developers Accidentally Leak Personal Info
Git commits, npm packages, WHOIS, DNS queries. How developers unintentionally expose personal information and how to fix each leak.
Mar 7, 2026 · updated Mar 25, 2026 · 8 minNordLocker Review: Zero-Knowledge Encrypted Cloud Storage Tested
An honest review of NordLocker's encryption, pricing, and usability. Compared with Proton Drive and Tresorit to help you pick the right secure cloud storage.
Mar 7, 2026 · updated Mar 25, 2026 · 10 minNordPass Business Review: Best for Small Teams?
A detailed look at NordPass Business — pricing, features, xChaCha20 encryption, and how it compares to 1Password, Dashlane, Bitwarden, and Keeper.
Mar 7, 2026 · updated Mar 25, 2026 · 12 minNordPass Review: Zero-Knowledge Password Manager Tested
A technical review of NordPass — xChaCha20 encryption, passkey support, pricing, and an honest comparison with 1Password and Bitwarden.
Mar 7, 2026 · updated Mar 25, 2026 · 10 minNordVPN Threat Protection Pro Review: Ad & Malware Blocking Tested
An in-depth review of NordVPN Threat Protection Pro — features, Lite vs Pro comparison, AV-Comparatives test results, and how it stacks up against other security tools.
Mar 7, 2026 · updated Mar 25, 2026 · 10 minAre Free VPNs Safe? Real Incidents and How to Choose
Documented incidents, monetization methods, and technical flaws of free VPNs. Includes trustworthy free options and a comparison with paid VPNs.
Mar 6, 2026 · updated Mar 25, 2026 · 10 minVPN Protocols Compared: WireGuard vs OpenVPN vs IKEv2 Under the Hood
A technical deep dive into WireGuard, OpenVPN, and IKEv2/IPSec — comparing encryption, speed, design philosophy, and the right protocol for each use case.
Mar 5, 2026 · updated Mar 26, 2026 · 12 minVPN for Developers: SSH, WireGuard, and Commercial VPN Compared
Why developers need a VPN beyond SSH, and how to choose between self-hosted WireGuard, commercial VPN, and Tailscale for different workflows.
Mar 5, 2026 · updated Mar 25, 2026 · 11 minHow to Use NordVPN: Setup, Settings, and Troubleshooting
A practical guide to NordVPN setup, recommended settings, Split Tunneling, and fixing connection issues across all platforms.
Mar 5, 2026 · updated Mar 25, 2026 · 9 minNordVPN on Linux: CLI Commands, Post-Quantum Encryption, and Docker
A practical guide to installing and using NordVPN on Linux via CLI. Covers NordLynx, Kill Switch, Allowlist, post-quantum encryption, and Docker integration.
Mar 5, 2026 · updated Mar 25, 2026 · 11 minNordVPN Review: Pricing, Security, and Performance Tested
An honest NordVPN review covering pricing plans, no-logs audits, encryption, speed tests, and key features — from a developer's perspective.
Mar 5, 2026 · updated Mar 25, 2026 · 11 minIs NordVPN Safe? A Technical Security Analysis
A technical assessment of NordVPN's safety — examining the 2018 breach, no-logs audits, and Tesonet concerns with primary sources.
Mar 5, 2026 · updated Mar 25, 2026 · 10 minBuild an AdSense Click Fraud Shield in Next.js
Build an AICP-equivalent AdSense click fraud protection system in Next.js. Covers blur+mouseenter detection, Upstash Redis tracking, and Discord alerting.
Mar 1, 2026 · updated Mar 27, 2026 · 11 minThat Video File Could Be a Trap: FFmpeg Vulnerabilities in Video Editors
How malicious video files exploit outdated FFmpeg libraries in video editing software. Real attack scenarios, CVE examples, and three concrete steps creators should take now.
Dec 26, 2025 · updated Mar 24, 2026 · 11 min