SQL injections: What they are, how to stop them

SQL injection experiences

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What a hacker does: A hacker injects the SQL query via input data from the client (aka Web browser) to the application. The goal is to inject malicious SQL language into the statement an application uses to query the database. All an attacker needs is a "web browser, knowledge of SQL queries and creative guess work to important table and field names," says security vendor Acunetix.

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SQL injections: What they are, how to stop them

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