How to Update CA certificates for python on macOS

Post author: Doublefire Chen
Post link: <a href="https://aka.cy/2025/04/20/How-to-Update-CA-certificates-for-python-on-macOS/" title="How to Update CA certificates for python on macOS">https://aka.cy/2025/04/20/How-to-Update-CA-certificates-for-python-on-macOS/
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Posted on 2025-04-20 In tutorial Views: Word count in article: 437 Reading time ≈ 1 mins.

Long time ago(I did not write it down due to my procrastination), I run the same python code in my server and in my macOS. Both version of python are python3.13.1. But my macOS always raise error as below.

1	ssl.SSLCertVerificationError: [SSL: CERTIFICATE_VERIFY_FAILED] certificate verify failed: unable to get local issuer certificate (_ssl.c:1018)

After consult with ChatGPT, I got a resolution, which is upgrading your CA certificates for Python.

1	/Applications/Python\ 3.13/Install\ Certificates.command