Web Security: Common Vulnerabilities And Their Mitigation - Anatomy of a SQLi attack - table names and column names

The video tutorial explains how to perform a SQL injection attack to identify column and table names in a database. It covers the process of using SQL queries to determine valid column names by observing server responses and then finding table names through trial and error. The tutorial emphasizes the importance of understanding SQL query structure and how attackers exploit errors to gather information. It concludes with verifying the match between identified columns and the correct table, highlighting the iterative nature of the attack.

What is the significance of the 'dash dash' in SQL queries during an injection attack?

How does an attacker modify a SQL query to discover the name of a table?

What steps should an attacker take after identifying valid column names and a table name?