VikasBuildsApp
Security & PrivacyFree

Hidden File Extensions: A Safety Guide

How hidden extensions and names like photo.jpg.exe trick people on Windows and macOS, how to show real extensions, and what to do if you opened a suspicious file.

By VikasPublished 8 Oct 20261 min read

Get the PDF

Free. No email or account needed. PDF · 8 KB

Download PDF

The preview only loads when you tap "Read PDF here", which saves mobile data. Download gives you the original PDF file.

Tags

#macos#malware#safety#security#windows
All resources
Security & Privacy

Homograph Attacks: Spot Fake Look-Alike Links

A 5-minute guide to fake domains that use look-alike letters, how the scam works, and seven simple habits that protect your accounts.

Updated 8 Oct 2026
Security & Privacy

Secure 2FA and MFA: A 10-Minute Developer Guide

How attackers get around 2FA through recovery and reset flows, and how to build TOTP, backup codes and factor changes that hold up. Ends with a production checklist.

Updated 8 Oct 2026
Security & Privacy

Admin 2FA: The 2 Checks Most Tutorials Miss

A 21-page guide to adding TOTP 2FA to an admin panel properly, for Google sign-in or email and password, with replay protection, session rotation and a final checklist.

Updated 8 Oct 2026