Security
- Nonce verification on all forms and AJAX requests
- Input sanitization (sanitize_text_field, sanitize_email, sanitize_key)
- Output escaping (esc_html, esc_attr, esc_url, esc_js)
- Prepared database queries ($wpdb->prepare)
- File upload validation (extensions, size limits)
- Capability checks (manage_options, edit_users)
- CAPTCHA server-side verification
- IP tracking for registration audit
- WordPress coding standards compliant (PHPCS)
- No inline CSS — all styles in external stylesheets
- CodeCanyon/Envato marketplace standard
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Add screenshot: screenshots/security.png
Security