Software⏱️ 2 min read📅 2026-05-31

How to Fix: HTTPS and SSL3_GET_SERVER_CERTIFICATE:certificate verify failed, CA is OK

HTTPS and SSL3_GET_SERVER_CERTIFICATE:certificate verify failed, CA is OK

Quick Answer: Check if the CA certificates in XAMPP have been updated after the upgrade to version 1.7.3.

Recently, you've upgraded your XAMPP installation to version 1.7.3, and now you're experiencing issues with HTTPS-enabled sites using curl.

⚠️ Common Causes

  • Older versions of XAMPP may not have the latest SSL certificates, causing verification failures.

🔧 Proven Troubleshooting Steps

Method 1: Update XAMPP Certificates

  1. Step 1: Open the XAMPP control panel and navigate to the 'SSL' tab.

Method 2: Update Your System's Certificates

  1. Step 1: Open your terminal or command prompt and run the following command to update your system's certificates: `sudo apt-get update && sudo apt-get install ca-certificates`

🎯 Final Words

By following these steps, you should be able to resolve the 'certificate verify failed' issue and successfully access HTTPS-enabled sites using curl.

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