docs/content/github/authenticating-to-github/index.md

title, shortTitle, intro, redirect_from, versions

title	shortTitle	intro	redirect_from	versions
Authenticating to GitHub	Authentication	Keep your account and data secure with features like two-factor authentication, SSH, and commit signature verification.	/categories/56/articles/ /categories/ssh/ /mac-verify-ssh/ /ssh-issues/ /verify-ssh-redirect/ /win-verify-ssh/ /categories/92/articles/ /categories/gpg/ /categories/security/ /categories/authenticating-to-github	free-pro-team enterprise-server * *

Table of Contents

{% topic_link_in_list /keeping-your-account-and-data-secure %} {% link_in_list /about-authentication-to-github %} {% link_in_list /creating-a-strong-password %} {% link_in_list /updating-your-github-access-credentials %} {% link_in_list /creating-a-personal-access-token %} {% link_in_list /reviewing-your-ssh-keys %} {% link_in_list /reviewing-your-deploy-keys %} {% link_in_list /authorizing-oauth-apps %} {% link_in_list /reviewing-your-authorized-integrations %} {% link_in_list /connecting-with-third-party-applications %} {% link_in_list /reviewing-your-authorized-applications-oauth %} {% link_in_list /reviewing-your-security-log %} {% link_in_list /removing-sensitive-data-from-a-repository %}

{% link_in_list /about-anonymized-image-urls %}
{% link_in_list /about-githubs-ip-addresses %}
{% link_in_list /githubs-ssh-key-fingerprints %}

{% link_in_list /sudo-mode %}
{% link_in_list /preventing-unauthorized-access %}

{% topic_link_in_list /securing-your-account-with-two-factor-authentication-2fa %} {% link_in_list /about-two-factor-authentication %} {% link_in_list /configuring-two-factor-authentication %} {% link_in_list /configuring-two-factor-authentication-recovery-methods %} {% link_in_list /accessing-github-using-two-factor-authentication %} {% link_in_list /recovering-your-account-if-you-lose-your-2fa-credentials %}

{% link_in_list /changing-two-factor-authentication-delivery-methods-for-your-mobile-device %}
{% link_in_list /countries-where-sms-authentication-is-supported %}

{% link_in_list /disabling-two-factor-authentication-for-your-personal-account %}

{% topic_link_in_list /authenticating-with-saml-single-sign-on %} {% link_in_list /about-authentication-with-saml-single-sign-on %} {% link_in_list /authorizing-an-ssh-key-for-use-with-saml-single-sign-on %} {% link_in_list /authorizing-a-personal-access-token-for-use-with-saml-single-sign-on %} {% link_in_list /viewing-and-managing-your-active-saml-sessions %}

{% topic_link_in_list /connecting-to-github-with-ssh %} {% link_in_list /about-ssh %} {% link_in_list /checking-for-existing-ssh-keys %} {% link_in_list /generating-a-new-ssh-key-and-adding-it-to-the-ssh-agent %} {% link_in_list /adding-a-new-ssh-key-to-your-github-account %} {% link_in_list /testing-your-ssh-connection %} {% link_in_list /working-with-ssh-key-passphrases %} {% topic_link_in_list /troubleshooting-ssh %}

{% link_in_list /using-ssh-over-the-https-port %}

{% link_in_list /recovering-your-ssh-key-passphrase %}

{% link_in_list /deleted-or-missing-ssh-keys %}

{% link_in_list /error-permission-denied-publickey %}
{% link_in_list /error-bad-file-number %}
{% link_in_list /error-key-already-in-use %}
{% link_in_list /error-permission-to-userrepo-denied-to-other-user %}
{% link_in_list /error-permission-to-userrepo-denied-to-userother-repo %}
{% link_in_list /error-agent-admitted-failure-to-sign %}
{% link_in_list /error-ssh-add-illegal-option----k %}

{% link_in_list /error-ssl-certificate-problem-verify-that-the-ca-cert-is-ok %}

{% link_in_list /error-were-doing-an-ssh-key-audit %}

{% topic_link_in_list /managing-commit-signature-verification %} {% link_in_list /about-commit-signature-verification %} {% link_in_list /checking-for-existing-gpg-keys %} {% link_in_list /generating-a-new-gpg-key %} {% link_in_list /adding-a-new-gpg-key-to-your-github-account %} {% link_in_list /telling-git-about-your-signing-key %} {% link_in_list /associating-an-email-with-your-gpg-key %} {% link_in_list /signing-commits %} {% link_in_list /signing-tags %} {% topic_link_in_list /troubleshooting-commit-signature-verification %} {% link_in_list /checking-your-commit-and-tag-signature-verification-status %} {% link_in_list /updating-an-expired-gpg-key %} {% link_in_list /using-a-verified-email-address-in-your-gpg-key %}