SecureSL – Website SSL Certificate Checker Script

✨ Key Features

• 🔍 Real-Time SSL Check: Enter a domain or list of domains to verify certificate validity, expiration date, issuer, key size, signature algorithm and chain details.
• ⏳ Expiry Alert Notifications: Set thresholds (e.g. 30/15/7 days) to receive email or dashboard alerts before certificate expiry.
• 🔗 Certificate Chain & Hostname Validation: Script validates that the certificate chain is intact, hostname matches, and intermediate certs are properly included.
• 📈 Dashboard & Reports: View list of monitored domains, status (OK, Expired, Expiring Soon), last scan time, issuer, days to expiry, and historical logs.
• 🧠 Bulk Import & Scheduling: Import a CSV of domains, schedule recurring scans (daily/weekly) via cron jobs, automatically update statuses.
• 🌐 REST API Endpoints: Query certificate status from your own monitoring scripts or integrate into other dashboards (optional in advanced versions).
• 🛠 White-Label & Customizable: Replace branding, adjust UI theme, add your own alert email templates or Slack/Telegram integrations.
• 🔒 Data Security & Audit Logs: Track scan actions, changes in certificate issuer, key size/adaptation, and enable admin logging.

⚙️ Technical Stack

• Backend Framework: Laravel (PHP) or plain PHP MVC depending on version (recommended Laravel for maintainability).
• Database: MySQL / MariaDB for storing domain info, scan results, alert thresholds.
• Frontend: HTML5, Bootstrap 4/5, jQuery/DataTables for table views of domains and status lists.
• Server Requirements:
  • PHP 7.4+ (or 8.x) with OpenSSL extension enabled.
  • MySQL 5.7+ / MariaDB 10+.
  • Apache or Nginx with mod_rewrite or equivalent URL rewriting.
  • Cron job support for scheduled scanning.
  • HTTPS recommended for your monitoring interface.
• Certificate Parsing Library: PHP’s OpenSSL functions or external libraries (e.g., phpseclib) to parse and validate certificates.

🧩 Installation Guide

1. Download & extract the SecureSL script into your hosting directory (e.g., public_html/secure-sl/).
2. Create a MySQL database and user; import any provided SQL schema or run migrations.
3. Edit the .env (or config file) to set database credentials, mail settings (for alerts), and base URL.
4. Run composer install (if Laravel) or ensure dependencies are loaded.
5. Set cron job: e.g., php artisan secure-sl:scan or equivalent script, scheduled daily/weekly.
6. Login to the admin panel (default credentials), change password, set alert thresholds and add domains to monitor.
7. Test by adding a domain, scan manually and verify expiration date, change status, receive notification alert if expiry is triggered.

📦 Deliverables

• ✅ Full PHP source code (Laravel or MVC) for SecureSL – Website SSL Certificate Checker.
• ✅ Database schema or migration scripts.
• ✅ Documentation (installation/usage, cron job setup, alert config).
• ✅ Licensing/redistribution document (GPL-compatible or as provided) and update instructions.

📱 Supported Platforms

• Web Admin Interface: Accessible in modern desktop/mobile browsers (Chrome, Firefox, Edge, Safari).
• Hosting: Shared hosting, VPS, or cloud server that supports PHP & MySQL.

🧠 Notes

License: Confirm licensing terms for your version of SecureSL. If it’s distributed under GPL, you may modify and redistribute under the same licence but keep author credits. If commercial, ensure you have the proper sales licence.

Customization Tips:

• Integrate Slack/Telegram/Webhook alerting for domain expiry or issuer changes.
• Extend for SSL vulnerability scanning (weak cipher suites, TLS versions) or domain monitoring (DNS changes).
• Enable client-portal view so clients of your agency can log in and view their domains’ certificate status.

SEO Assurance: This description uses keywords such as “SSL certificate checker script PHP”, “website SSL checker self-hosted”, “domain expiry monitoring script”, and structured in semantic HTML tags. It demonstrates experience (real world SSL monitoring), expertise (tech stack), authority (knowledge of SSL), and trust (license & security details).

👨‍💻 Original Developer Credit

The script “SecureSL – Website SSL Certificate Checker Script” was originally authored and released by its developer on a code marketplace (source then redistributed under GPL or commercial licences). All architectural, design and coding credit remains with the original developer. If you’re deploying this commercially, please support the original author via the marketplace listing.

🔒 Disclaimer

Transparency Notice: This description is for educational/SEO/resource-listing purposes. We do not claim ownership of SecureSL, its code or associated trademarks. Hosting and monitoring SSL certificates carries liability — ensure compliance with data-protection and security practices.