This technique is called "blind" because the database doesn't return actual data or error messages to the attacker's screen. Instead, the attacker observes the of the website: The attacker sends the request.
: This is the core instruction for the database. It tells the server to pause for exactly 2 seconds before responding. MEGA'and(select 1)>0waitfor/**/delay'0:0:2
The string you provided is a specific type of cyberattack payload used to test for vulnerabilities. Specifically, it targets Microsoft SQL Server (MSSQL) databases. Breakdown of the Code This technique is called "blind" because the database