BadUSB: how a USB drive becomes a hacker keyboard (and defenses)
BadUSB and Rubber Ducky make a USB drive type commands on its own. See how it works, the FIN7 case, and how to block and …
Information Security 144 posts
Information security in plain English: scams, hardening and privacy — plus retrogaming, games and geek culture.
Get-ScheduledTask: find suspicious scheduled tasks on Windows
Use Get-ScheduledTask in PowerShell to list scheduled tasks, spot malware persistence and see what each one runs. …
How to set up the UFW firewall on Ubuntu in 5 steps
How to set up UFW on Ubuntu: default policy, allowing SSH without locking yourself out, rate-limiting brute force, …
WhatsApp cloned: 6 signs and what to do in the first minutes
Lost access or contacts getting Pix money requests? Learn 6 signs of a cloned WhatsApp, how to recover the account and …
Adobe Breach 2013: 153 Million Passwords and a Crypto Blunder
On Oct 3, 2013 Adobe admitted a breach. The dump held 153 million accounts with 3DES-ECB passwords and plaintext hints. …
Google Dorks: How Hackers Find Exposed Data Using Search Queries
Google Dorks use advanced operators to expose files, passwords, and admin panels indexed by Google. Learn how it works …
Test-NetConnection: Test Remote Ports and Connectivity in PowerShell
Use Test-NetConnection in PowerShell to test remote ports, check connectivity, and replace ping, telnet, and traceroute …
SSH Hardening on Linux: 7 Essential Settings to Secure Remote Access
SSH exposed to the internet is a constant target of brute-force attacks. Here are 7 essential hardening settings to …
How to Tell If Your PC Was Hacked: 8 Warning Signs
Mouse moving on its own, camera light blinking without reason, or disabled antivirus can signal a breach. Here are 8 …
Kevin Mitnick: the story of the FBI's most wanted hacker
From teenage phreaker to FBI fugitive: how Kevin Mitnick became the most famous hacker in history and what his story …