{keyword} Union All Select Null,null,null,null,null,null,null-- Kfdi [Top 10 DIRECT]

The string "{KEYWORD} UNION ALL SELECT NULL,NULL,NULL,NULL,NULL,NULL,NULL-- KfDI" is a used by security researchers and automated tools to identify vulnerabilities in web applications. Breakdown of the Payload

This specific string is designed to test how a backend database responds to manipulated input. Free Automated Malware Analysis Service - Hybrid Analysis