How-To
Find Duplicate Files on Linux: I Tested 4 Tools
I scanned 107 files with fdupes, jdupes, rdfind and a Python script to find duplicate files on Linux — fastest, safest, and the exact commands.
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UnlockProof cuts through the hype. Tested password-manager guides, VPN and privacy tool reviews, side-by-side software comparisons, and step-by-step fixes in plain English — new articles published regularly.
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Latest Articles
VPN & Privacy
Fastest DNS for Privacy in 2026: I Tested 4 Providers
I timed 80 encrypted DNS lookups with Cloudflare, Google, OpenDNS and AdGuard. The fastest DNS for privacy in 2026 surprised me — plus the speed trade-off nobody mentions.
Software Compared
Is ripgrep Faster Than grep? I Benchmarked Both
I benchmarked grep vs ripgrep on 832MB of files — 5 tests, 70 timed runs. Here's how much faster ripgrep really is, and where plain grep keeps up.
How-To
How to Free Up Disk Space on Linux: 7 Methods Tested
Running out of disk space on Linux? I tested 7 cleanup methods on Ubuntu 24.04 and freed 3.15 GB in minutes. Here's what works, what barely helps, and the exact commands.
VPN & Privacy
Website Trackers: I Counted Them on 46 Popular Sites
I matched every third-party resource on 46 popular sites against 6,025 known tracker domains. News sites were the worst offenders — here's what each site loads and how to block it.
Software Compared
Is ClamAV Any Good? I Tested Linux's Free Antivirus
Is ClamAV any good on Linux? I installed version 1.5.4 on Ubuntu, ran the standard EICAR test files through it, scanned 600 clean system files, and timed every step — here's what it caught, what it missed, and whether it's worth installing.
Software Compared
6 Underrated Free AI Tools That Run on Your Own Computer
I benchmarked 3 free AI tools that run fully offline — a chatbot, a transcriber and a voice maker — on a PC with no GPU, plus 3 more worth knowing.
Password Security
Are Password Generators Safe? I Tested 6 of Them
I generated 600 passwords with 6 free password generators and measured their real strength. All 6 passed — but one popular tool's default settings are weaker than they look.
Password Security
I Analyzed 10,001 of the World's Most Common Passwords — Here's Why 'Password123!' Is Doomed
Password meters say 'Password123!' is strong. Real leaked-password data says the opposite. I downloaded the SecLists 10k-most-common password list and measured exactly what 10,001 real passwords look like — and 92% of them fall to one simple attack pattern.
Software Compared
10 Best Free AI Tools in 2026 That Are Actually Worth Your Time
Tired of AI tools that overpromise and underdeliver? Here are 10 genuinely free AI tools for writing, images, and productivity that are worth your time in 2026.
Password Security
How Strong Is Your Password, Really? I Tested 9 Passwords Against 1B+ Breached Records
I checked 5 common passwords against the HaveIBeenPwned breach database and generated 4 more to measure their real strength. The worst offender appeared in breaches 13.8 million times.
Password Security
I Checked 54 TOTP 2FA Codes Against the Official RFC Test Vectors — Every One Passed
Do authenticator apps get the TOTP math right? I ran all 18 official RFC 6238 test vectors through three independent implementations — my own code, pyotp, and oathtool — and all 54 codes matched the published answers exactly.
How-To
How to Speed Up a Slow Laptop: 12 Proven Fixes That Work
A slow laptop isn't always a dead laptop. These 12 proven fixes — from disabling startup programs to upgrading your SSD — can make an old machine feel new again.
Password Security
Password Security in 2026: The Complete Guide to Not Getting Hacked
Passwords are still the keys to your digital life. Learn how password managers, passkeys, and 2FA work in 2026 — and the mistakes that get people hacked.
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