If you’ve encountered Curl Error Code 90 while using FiveM, you’re not alone. This error, often accompanied by the message “SSL public key does not match pinned public key,” can be perplexing. In this guide, we’ll delve into various scenarios, from encountering the error in Windows 10 to resolving it on a Linux server. Let’s explore the nuances and discover step-by-step solutions for each situation.
What is Curl Error Code 90?
Curl Error Code 90 is an SSL-related issue, specifically involving the mismatch between the SSL public key and the pinned public key. This misalignment can occur in various environments, leading to connectivity problems with websites, API calls, and more.
Why does Curl Error Code 90 Occur?
Understanding the root causes of this error is crucial for effective troubleshooting. Common triggers include expired SSL certificates, firewall restrictions, and issues with SSL handshake during communication.
How to Fix Curl Error Code 90 in FiveM
1. Troubleshooting on Windows 10
Encountering Curl Error Code 90 on Windows 10 can be daunting, but a systematic approach can resolve the issue. Follow these steps:
Fix 1: Check SSL Certificate Validity
Ensure that the SSL certificate used is valid. If it’s expired, renew it, and try again.
Fix 2: Verify Firewall Settings
Firewall restrictions can interfere with SSL connections. Review your firewall settings to ensure they aren’t blocking the necessary connections.
2. Dealing with Website-Specific Issues
If you’re facing Curl Error Code 90 when connecting to a specific website, consider the following solutions:
Fix 1: Update cURL Library
Ensure your cURL library is up-to-date. Outdated libraries may lack support for the latest security protocols, leading to SSL errors.
Fix 2: Examine SSL Certificate
Check the SSL certificate of the website you’re trying to access. A mismatch or expired certificate can trigger Curl Error Code 90.
3. Linux Server Woes
Resolving Curl Error Code 90 on a Linux server requires a meticulous approach:
Fix 1: SSL Certificate Renewal
If the server’s SSL certificate has expired, renew it promptly. This simple step can often eliminate the SSL public key mismatch.
Fix 2: Network Security Configuration
Review your network security settings. Adjust configurations to allow smooth SSL communication.
4. PHP cURL Library Blues
Encountering Curl Error Code 90 with the PHP cURL library? Let’s find a solution:
Fix 1: Update PHP and cURL
Ensure both PHP and cURL are updated to their latest versions. Compatibility issues may be resolved with a simple update.
Fix 2: Verify SSL/TLS Settings
Check your PHP configuration for SSL/TLS-related settings. Adjust them if needed to align with the security requirements.
5. Node.js Application Challenges
Is your Node.js application throwing Curl Error Code 90? Let’s troubleshoot:
Fix 1: Examine SSL Certificates
Inspect the SSL certificates used by your Node.js application. Mismatched certificates can lead to the SSL public key mismatch.
Fix 2: Debugging with Node.js
Utilize debugging tools in Node.js to identify and rectify SSL-related issues. Comprehensive logs can provide insights.
6. Python Script Dilemmas
Facing Curl Error Code 90 in a Python script? Let’s address it systematically:
Fix 1: Python Library Versions
Ensure that your Python libraries, especially those related to SSL and cURL, are up-to-date. Incompatibility may be a hidden culprit.
Fix 2: Validate SSL Certificates
Validate the SSL certificates in use by your Python script. A secure and matching certificate is essential for error-free communication.
7. SSL Certificate Expiry Woes
Curl Error Code 90 due to an expired SSL certificate can be unsettling. Here’s what you can do:
Fix 1: Timely Renewal
Always keep track of SSL certificate expiration dates. Renew certificates before they expire to prevent disruptions.
Fix 2: Automation for Renewals
Implement automation for SSL certificate renewals. Tools like Certbot can simplify the process, ensuring timely updates.
8. Firewall Restrictions Causing Curl Error Code 90
Firewall restrictions can be a significant contributor to Curl Error Code 90. Let’s address this concern:
Fix 1: Firewall Whitelisting
Whitelist the necessary connections in your firewall settings. This allows secure communication and minimizes SSL-related errors.
Fix 2: Adjust Firewall Policies
Review and adjust firewall policies to accommodate the SSL communication requirements. Ensure that the necessary ports are open.
Conclusion: January 26, 2024
In this comprehensive guide, we’ve explored the intricacies of Curl Error Code 90 across various scenarios. Whether you’re dealing with it in Windows 10, on a Linux server, or within specific applications, the solutions provided aim to resolve the SSL public key mismatch effectively.