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How do you protect an Express.js application from Cross-Site Scripting (XSS) attacks?

To protect an Express.js application from XSS attacks, you can use middleware like helmet which helps set various HTTP headers. Additionally, always sanitize user input and escape output when rendering…

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How would you secure an Express.js application against SQL injection and what middleware or practices would you implement to prevent it?

To secure an Express.js application against SQL injection, I would use parameterized queries with an ORM like Sequelize or a query builder like Knex. Additionally, I would implement input validation…

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