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PHP MySQL Prepared Statements

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https://www.w3schools.com/php/php_mysql_prepared_statements.asp says


Prepared statements are very useful against SQL injections.

That's true, but it might worth mentioning, that setting a charset (e.g. $conn->set_charset("utf8")) is important, since it can make prepared statements vulnerable to injections. 

For an example injection and explanation take a look here: https://stackoverflow.com/a/12202218/1988569

Stay safe,

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