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This version of GitHub Enterprise was discontinued on 2021-06-09. No patch releases will be made, even for critical security issues. For better performance, improved security, and new features, upgrade to the latest version of GitHub Enterprise. For help with the upgrade, contact GitHub Enterprise support.
Article version: Enterprise Server 2.21
Article version: Enterprise Server 2.21
Authenticating to GitHub
Keep your account and data secure with features like two-factor authentication, SSH, and commit signature verification.
- Keeping your account and data secure
- About authentication to GitHub
- Creating a strong password
- Updating your GitHub access credentials
- Creating a personal access token
- Reviewing your SSH keys
- Reviewing your deploy keys
- Authorizing OAuth Apps
- Authorizing GitHub Apps
- Reviewing your authorized integrations
- Connecting with third-party applications
- Reviewing your authorized applications (OAuth)
- Reviewing your security log
- Removing sensitive data from a repository
- Sudo mode
- Preventing unauthorized access
- Securing your account with two-factor authentication (2FA)
- Connecting to GitHub with SSH
- Troubleshooting SSH
- Recovering your SSH key passphrase
- Error: Permission denied (publickey)
- Error: Bad file number
- Error: Key already in use
- Error: Permission to user/repo denied to other-user
- Error: Permission to user/repo denied to user/other-repo
- Error: Agent admitted failure to sign
- Error: ssh-add: illegal option -- K
- Error: We're doing an SSH key audit
- Managing commit signature verification
- Troubleshooting commit signature verification