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Use PreparedStatement correctly by passing the input as a parameter rather than concatenating it into the query string.

String query = "SELECT * FROM users WHERE id = '" + request.getParameter("userid") + "'"; Statement stmt = conn.createStatement(); ResultSet rs = stmt.executeQuery(query); sql+injection+challenge+5+security+shepherd+new

"Our new note-taking app uses prepared statements for all database queries. However, one developer thought it would be 'more efficient' to dynamically build a search query for the admin panel. Your goal: retrieve the administrator's private note." Use PreparedStatement correctly by passing the input as

Since the page doesn’t output data, we must brute-force the flag one character at a time. Statement stmt = conn.createStatement()