PHP security best practices

By | December 21, 2022
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  1. Keep your PHP and software libraries up to date

    Make sure to keep your PHP installation and any software libraries that you use (such as frameworks or CMSs) up to date with the latest security patches. Outdated software can be vulnerable to security threats.

  2. Use prepared statements and parameterized queries

    Prepared statements and parameterized queries can help to prevent SQL injection attacks by properly escaping user input.

  3. Use input validation and sanitization

    Validate and sanitize user input to prevent cross-site scripting (XSS) and other types of injection attacks.

  4. Use secure passwords

    Use strong, unique passwords for all accounts and store them securely. Consider using a password manager to help generate and store strong passwords.

  5. Use secure communication

    Use secure communication protocols, such as HTTPS, to protect sensitive data in transit.

  6. Use secure session management

    Properly manage user sessions to prevent session hijacking and other types of attacks.

  7. Use a web application firewall (WAF)

    A WAF can help to protect your application from common web vulnerabilities and attacks.

  8. Implement access controls

    Use access controls to limit user access to only the resources and actions that they are authorized to perform.

  9. Perform regular security assessments

    Regularly test and assess your application’s security to identify and fix any vulnerabilities.