SQL Injection Attack: What is it, and how to prevent it. The way that Yahoo! was hacked, SQL Injection attack, is the same method as many other hacks in the news recently: SQL Injection.

If your eyes glazed over at the recent announcement of an “SQL injection” vulnerability in WordPress, take heart. You’re not alone.

SQL Injection SQL injection (SQLi) is a technique that allows an attacker to execute SQL statements in an entry field. This technique was used with great success by the Lulzsec hackers.

Microsoft this month described a test service designed to help SQL Azure users monitor the security of their databases housed in Microsoft's cloud.