{keyword};select Dbms_pipe.receive_message(chr(108)||chr(98)||chr(116)||chr(86),5) From Dual-- Link

: This is an obfuscated way of writing the string "lbtV." Attackers use CHR() codes to bypass simple security filters that look for specific words [5]. ,5 : This tells the database to wait for 5 seconds [2].

Use "allow-lists" to ensure only expected characters (like letters and numbers) are accepted [7]. : This is an obfuscated way of writing the string "lbtV

If you are seeing this in your logs, your system is being scanned for vulnerabilities. You should take the following steps immediately: : This is an obfuscated way of writing the string "lbtV