The course introduced "footprinting" and "reconnaissance." Alex learned simple commands like nmap to see what "doors" (network ports) were open on a device. He practiced on his own virtual machines. When he scanned his coffee shop’s public Wi-Fi router, he nearly choked. Port 21 (FTP) was wide open—an ancient, insecure way to transfer files. That was the back door.
Within a year, Alex wasn't just a barista. He was a freelance ethical hacker, testing the security of local banks and hospitals—from his laptop, in the back of his own coffee shop, sipping a latte. learn ethical hacking from scratch en línea curso
A section titled "Wi-Fi Cracking & Password Attacks" felt like magic. The instructor explained that many small businesses use default router passwords. Alex downloaded a wordlist of common passwords (like "admin123," "coffee," "password"). Using a tool called aircrack-ng inside his virtual lab, he captured a handshake (the digital greeting between a device and the router) and cracked it in 4 minutes. The password? "dailygrind1" . The course introduced "footprinting" and "reconnaissance
His heart pounded. He now understood exactly how the ghost was stealing the shop's data. Port 21 (FTP) was wide open—an ancient, insecure