You might think your Linux server sits safely behind a firewall, but search...

https://www.mediafire.com/file/t8cc9ln5tg0xayc/pdf-23296-52465.pdf/file

You might think your Linux server sits safely behind a firewall, but search engines often index exposed ports and misconfigured services. Attackers scrape this data to build precise profiles for spear phishing or credential stuffing campaigns