Authress

This plugin upgrades the standard WordPress login forms with one powered by <a href="https://authress.io" rel="nofollow ugc">Authress</a> that enables:
<ul>
<li>Universal authentication
<ul>
<li>Over 40 social login providers</li>
<li>Enterprise connections (SAML, Office 365, Google Apps, and more)</li>
<li>Customer configurable SSO connections</li>
</ul>
</li>
<li>Ultra secure
<ul>
<li>User identity</li>
<li>Security access policies</li>
<li>Mitigate brute force attacks</li>
</ul>
</li>
</ul>
Which includes: 
– Azure AD and B2C 
– Office 365 
– WSO2 
– Ping Identity 
– Okta 
– Auth0 
– Keyclock 
– LinkedIn 
– Salesforce 
– Twitter 
– Google Workspace 
– Yahoo 
– Salesforce 
– Hubspot 
– Steam 
– Slack 
– And any custom OAuth2.1, OpenID, or SAML provider
With SSO Login, you can automatically support business and enterprise customers that have important security requirements for their users to use your site and platform.
<h3>Technical Notes</h3>
By using this plugin you are delegating the site authentication and profile handling to Authress. That means that you won’t need to use the WordPress database to authenticate users and the default WordPress login forms will be upgraded to support the new SSO Login flow.
Please see our <a href="https://authress.io/knowledge-base/" rel="nofollow ugc">knowledge base</a> for more information on how Authress authenticates and manages your users.
<h4>Migrating Existing Users</h4>
Authress allows multiple authentication providers. You can have social providers like Facebook, Twitter, Google+, a database of users and passwords (just like WordPress), or you can use an Enterprise directories like, Office365, Google Apps, SAML, OpenID, OAuth2.1. All those authentication providers are supported and more.
<h3>How to customize this plugin</h3>
This plugin provides extension points to make it easier to configure it exactly as you need. Check out the full docs: 
* <a href="https://github.com/Authress/wordpress-sso-login/blob/main/docs/customizations.md" rel="nofollow ugc">SSO Login customizations</a>

SSO Login – Universal (OAuth + SAML)

SSO Login provides user login, business authentication, SSO, Social login, and Single Sign-On for all sites.

rsecurewp

Rainbow Secure’s MFA and SSO Plugin provides enterprise-level protection with customizable authentication workflows to secure your website and user accounts from credential theft, brute-force attacks, phishing, and more. Empower your users with secure and seamless logins, while protecting your site from cyber threats.
Key Features:
<ol>
<li>
Multi-Factor Authentication (MFA) 
Safeguard your WordPress site with various MFA options, including:
<ul>
<li>Formatted Passwords: Customize passwords with additional layers like color and style. </li>
<li>OTP Challenges: Receive OTPs via Email, SMS, or Mobile App for every login attempt. </li>
<li>Adaptive Authentication: Security adjusted based on device, time of access, location, and behavior. </li>
<li>Remember Device: Trusted devices can be whitelisted to reduce repeated MFA prompts. </li>
<li>Location-based MFA: Define trusted work locations for seamless, secure access. </li>
</ul>
</li>
<li>
Single Sign-On (SSO) 
Simplify login for your users with SSO integration:
<ul>
<li>Supports SAML, Integrate with 1000+ SaaS applications including Microsoft Office, Google Workspace, Salesforce, Zoom, Canva, Stripe, Cloud Providers including Azure AD, AWS, Google, IAM providers including Entra, Okta, Ping Identity.</li>
<li>User provisioning and de-provisioning for automatic WordPress account management. </li>
<li>Role mapping and session management across multiple apps. </li>
</ul>
</li>
<li>
Customizable Security Policies 
Define security rules tailored to your organization’s needs:
<ul>
<li>Set Conditional Access rules based on IP, role, location, or time. </li>
<li>Restrict access to trusted devices or enforce custom password policies with Rainbow Secure features. </li>
<li>Role-based access control ensures only authorized users reach key areas of your site. </li>
</ul>
</li>
<li>
Compliance and Reporting 
Achieve regulatory compliance and maintain control over user activities:
<ul>
<li>GDPR & CCPA compliance: Tools to manage user data privacy with export and deletion capabilities. </li>
<li>Audit logs: Track login attempts and SSO/MFA activity for accountability and monitoring. </li>
<li>Secure data transmission with AES-256 encryption for credentials and tokens. </li>
</ul>
</li>
<li>
WooCommerce & BuddyPress Integration 
Protect your eCommerce transactions with WooCommerce support, and extend MFA and SSO security to BuddyPress for community sites.
</li>
<li>
Custom Branding & Login Flows 
Customize your login screens with your brand’s logos and colors, and create passwordless login options for a seamless, secure user experience.
</li>
<li>
Premium Support & Enterprise Features 
Enjoy 24/7 priority support and enterprise-grade features such as load balancing, high availability, and multi-factor backups for scaling your security.
</li>
</ol>
<h3>License</h3>
This plugin is licensed under the GPLv2 or later. For more information, see the <a href="https://www.gnu.org/licenses/gpl-2.0.html" rel="nofollow ugc">GNU General Public License</a>.

Rainbow Secure – Advanced MFA & SSO Plugin

Boost your WordPress site’s security with advanced multi-layer MFA and seamless SSO integration.

SSO Login – Universal (OAuth + SAML) vs Rainbow Secure – Advanced MFA & SSO Plugin