Software⏱️ 2 min read📅 2026-05-31

How to Fix: git - gpg onto mac osx: error: gpg failed to sign the data

GPG signing error on macOS with brew installation.

Quick Answer: Check if you have a passphrase set for your GPG key. Run `gpg --edit-key` to edit your key and set a passphrase.

📋 Table of Contents

  1. 🛠️ Step-by-Step Verified Fixes
  2. 💡 Conclusion

The error message 'gpg failed to sign the data' on macOS occurs when GPG is unable to generate a signature for your commits. This can be due to various reasons, including an incomplete or missing keychain setup.

🛠️ Step-by-Step Verified Fixes

Method 1: Enable GPG Signing for Git Commits

  1. Step 1: Open the Terminal and navigate to your project directory.

Method 2: Configure GPG Keychain for macOS

  1. Step 1: Install the GPG Keychain using Homebrew by running `brew install gpg-agent`.

Method 2: Continue

  1. Step 2: Run `gpg --import /usr/local/bin/gpg` to import the GPG key.

Method 2: Continue

  1. Step 3: Add the following configuration to your `~/.gitconfig` file: `gpg signingKeyServer `.

💡 Conclusion

By implementing these steps, you should be able to resolve the 'gpg failed to sign the data' error and enable GPG signing for your Git commits on macOS.

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