PHP. What is the use of them in doing so?

My site has a search function at the front desk. Each user searches for what keyword, the background will produce records
But recently, many people are searching for the following keywords:


A keyword like this reaches hundreds.

What are they doing here? Looking for loopholes? What's the way it is?

Ask for answers

Reply to discussion (solution)

Inject code?????

Is this about SQL injection?

Someone is injecting an attack on your station.

Must have been trying to black you.

But what is this injection method? What's the use of it? I've blocked the words that were injected.

But what is this injection method? What's the use of it? I've blocked the words that were injected.

Look at the SQL injection tutorial, http://www.cnblogs.com/tanshuicai/archive/2010/02/03/1664900.html

