Marco Gargano

Protect pages and posts with email-delivered verification codes. Secure, passwordless access control with user management and customization.
<h3>✅ Features</h3>
One Time Email Access Guard protects your WordPress pages and posts using email-delivered verification codes. Each authorized user receives a time-limited code, allowing secure access without traditional passwords.
<ul>
<li>Email-Based Verification: Send secure verification codes via email</li>
<li>User Management: Create and manage authorized users with contact details</li>
<li>Content Protection: Enable protection per page/post with user assignment</li>
<li>Customizable Access: Set custom access duration and expiration dates</li>
<li>Modal Customization: Customize colors, opacity, and appearance</li>
<li>Protected Content Tracking: Monitor all protected pages and authorized users</li>
<li>Secure Cookies: Maintain login sessions with secure access tokens</li>
</ul>
<a href="https://access-guard.github.io/" rel="nofollow ugc">👉👉👉 Visit the official page 👈👈👈</a>
<h3>😌 Easy to use</h3>
<ol>
<li>Create user under Access Guard</li>
<li>Activate user in the page/post page</li>
</ol>
<iframe loading="lazy" class="youtube-player" width="750" height="422" src="https://www.youtube.com/embed/XE4d496uPUc?version=3&rel=1&showsearch=0&showinfo=1&iv_load_policy=1&fs=1&hl=en-US&autohide=2&wmode=transparent" allowfullscreen="true" style="border:0;" sandbox="allow-scripts allow-same-origin allow-popups allow-presentation allow-popups-to-escape-sandbox"></iframe>
<h3>🛡️ Secure</h3>
🪜 Up to 3 security levels available
Configurable in settings: 
1️⃣ Phone number – Required ✦✧✧ 
Two-factor authentication: enter your phone number to receive a code by email 
2️⃣ First name – Optional ✦✦✧ 
Three-factor authentication: phone number + first namenome 
3️⃣ Last name – Optional ✦✦✦ 
Multi-factor authentication: phone number + first name + last name
<h3>🧰 All Features</h3>
<h4>🔐 Advanced Security</h4>
<ul>
<li>Passwordless access via email verification codes</li>
<li>Email based One Time Password (OTP) access</li>
<li>User verification with name and phone number</li>
<li>Verification codes expire after 15 minutes</li>
<li>Secure access tokens via cookies</li>
<li>International phone support (195+ countries)</li>
</ul>
<h4>🎨 Fully Customizable</h4>
<ul>
<li>Custom modal colors (overlay, background, text)</li>
<li>Adjustable opacity and shadow</li>
<li>Custom titles and messages</li>
<li>Professional HTML email templates</li>
</ul>
<h4>👥 User Management</h4>
<ul>
<li>Create users with name, email, and phone</li>
<li>Enable/disable users instantly with toggle switch</li>
<li>Custom access duration (15 min to unlimited)</li>
<li>Optional expiration date and time</li>
<li>User status indicator with visual feedback</li>
<li>Bulk operations (activate/deactivate all users)</li>
<li>Bulk expiry date setting</li>
<li>CSV import/export for user data</li>
</ul>
<h4>🔒 Content Protection</h4>
<ul>
<li>Enable protection per page/post</li>
<li>Assign authorized users with multi-select</li>
<li>Protection status column in admin</li>
<li>Real-time user status display (active/expired)</li>
<li>Quick edit access from protected pages list</li>
</ul>
<h4>📊 Monitoring</h4>
<ul>
<li>View all protected pages/posts</li>
<li>See authorized users</li>
<li>Direct quick-edit access</li>
</ul>
<h4>⚙️ Flexible Configuration</h4>
<ul>
<li>Optional first name and last name fields</li>
<li>Custom blocked-content messages</li>
<li>Modal color customization (overlay, background, text)</li>
<li>Adjustable overlay opacity</li>
<li>Toggle modal shadow effects</li>
<li>Reset all settings to default</li>
</ul>

One Time Email Access Guard

Protect pages and posts with email-delivered verification codes. Secure, passwordless access control with user management and customization.

Cozmoslabs

Cristian Antohe

Chris Martens

Transform your WordPress login experience with passwordless authentication. Users simply enter their email address and receive a secure magic link – click to login instantly. It’s more secure than weak passwords and infinitely more user-friendly.
<h4>Why Choose Keyless Auth?</h4>
<ul>
<li>Enhanced Security: No more weak, reused, or compromised passwords</li>
<li>Better User Experience: One click instead of remembering complex passwords</li>
<li>Reduced Support: Eliminate “forgot password” requests</li>
<li>Modern Authentication: Enterprise-grade security used by Slack, Medium, and others</li>
<li>Security Hardening: Built-in protection against brute force attacks and username enumeration</li>
</ul>
<h4>Quick Start</h4>
<ol>
<li>Install and activate the plugin</li>
<li>Create a new page and add the shortcode <code>[keyless-auth]</code></li>
<li>Configure email templates in Keyless Auth → Templates</li>
<li>Done! Users can now login passwordlessly</li>
</ol>
<h4>Core Features</h4>
Ready to Use 
* Magic Link Authentication – Secure, one-time login links via email 
* Two-Factor Authentication (2FA) – Complete TOTP support with Google Authenticator 
* Role-Based 2FA – Require 2FA for specific user roles (admins, editors, etc.) 
* Custom 2FA Setup URLs – Direct users to branded frontend 2FA setup pages 
* SMTP Integration – Reliable email delivery through your mail server 
* Email Templates – Professional, customizable login emails 
* Mail Logging – Track all sent emails with delivery status 
* Custom Database Tables – Scalable architecture with dedicated audit logs
Advanced Security 
* Token Security: 10-minute expiration, single-use tokens 
* Audit Logging: IP addresses, device types, login attempts 
* Emergency Mode: Grace period system with admin controls 
* Secure Storage: SMTP credentials in wp-config.php option 
* XML-RPC Disable: Block brute force attacks via XML-RPC interface 
* Application Passwords Control: Disable programmatic authentication when not needed 
* User Enumeration Prevention: Block username discovery attacks
Customization 
* WYSIWYG Email Editor: Full HTML support with live preview 
* Advanced Color Controls: Hex, RGB, HSL color formats 
* Template System: German, English, and custom templates 
* Branding Options: Custom sender names and professional styling
<h4>Installation & Setup</h4>
Basic Installation 
1. WordPress Admin → Plugins → Add New 
2. Search for “Keyless Auth” 
3. Install and activate 
4. Add [keyless-auth] shortcode to any page
SMTP Configuration (Recommended) 
1. Navigate to Keyless Auth → SMTP 
2. Configure your email provider (Gmail, Outlook, SendGrid, etc.) 
3. Test email delivery 
4. Save settings
Two-Factor Authentication Setup 
1. Go to Keyless Auth → Options 
2. Enable “Two-Factor Authentication” 
3. Select required user roles 
4. Users scan QR code with authenticator app
<h4>Email Templates</h4>
Template Options 
* German Professional: Sleek German-language template 
* English Simple: Clean, minimalist design 
* Custom HTML: Create your own with WYSIWYG editor
Customization Features 
* Full HTML and CSS support 
* Color picker for buttons and links 
* Responsive email design 
* Live template preview 
* Placeholder system for dynamic content
<h4>Security & Compliance</h4>
Token Security 
* Generated using WordPress security standards 
* Based on user ID, timestamp, and wp-config.php salt 
* 10-minute expiration with single-use enforcement 
* Secure database storage with automatic cleanup
Two-Factor Authentication 
* TOTP-based system compatible with Google Authenticator, Authy 
* Role-based requirements for granular control 
* Grace period system for smooth user transitions 
* Custom verification forms with professional styling
Database Architecture 
* Custom tables for optimal performance 
* Comprehensive audit logging 
* Device tracking and IP monitoring 
* Automatic maintenance and cleanup routines
<h4>Security Hardening</h4>
Keyless Auth includes comprehensive security hardening features to protect your WordPress site from common attack vectors. All features are optional and can be enabled based on your site’s needs.
XML-RPC Disable 
* Prevents brute force attacks via WordPress XML-RPC interface 
* Reduces attack surface by disabling legacy API 
* Recommended for sites not using Jetpack, mobile apps, or pingbacks
Application Passwords Control 
* Disable REST API and XML-RPC authentication when programmatic access isn’t needed 
* Prevents unauthorized API access 
* Recommended for simple sites without third-party integrations
User Enumeration Prevention 
* Blocks REST API user endpoints (<code>/wp-json/wp/v2/users</code>) 
* Redirects author archives and <code>?author=N</code> queries 
* Removes login error messages that reveal usernames 
* Strips comment author CSS classes 
* Removes author data from oEmbed responses 
* Recommended for business/corporate sites without author profiles
Benefits 
* Combined protection against brute force attacks 
* Prevents username discovery for targeted attacks 
* Reduces unauthorized API access 
* Easy to configure without code or .htaccess modifications 
* All features include comprehensive documentation 
* FTP recovery available if needed
<h4>SMTP & Email Delivery</h4>
Supported Providers 
* Gmail / Google Workspace 
* Outlook / Microsoft 365 
* Mailgun, SendGrid, Amazon SES 
* Any SMTP-compatible service
Advanced Email Features 
* Message-ID domain alignment for deliverability 
* SPF/DKIM/DMARC compliance 
* Custom sender names and addresses 
* Bulk email log management 
* Delivery status tracking
Secure Credential Storage 
Store SMTP credentials securely in wp-config.php:
<pre><code>define('CHRMRTNS_KLA_SMTP_USERNAME', 'your-email@example.com');
define('CHRMRTNS_KLA_SMTP_PASSWORD', 'your-smtp-password');
</code></pre>
<h4>WordPress Integration</h4>
Login Page Integration 
* Optional magic login field on wp-login.php 
* Seamless integration with existing login flow 
* Toggle control for easy enable/disable 
* Clean, responsive form styling
Shortcode Usage 
Use <code>[keyless-auth]</code> anywhere: pages, posts, widgets, or custom templates.
<h4>Developer Features</h4>
Hooks & Filters
Customize login redirect: 
 add_filter(‘wpa_after_login_redirect’, ‘custom_redirect_function’);
Modify email headers: 
 add_filter(‘wpa_email_headers’, ‘custom_email_headers’);
Change token expiration: 
 add_filter(‘wpa_change_link_expiration’, ‘custom_expiration_time’);
Modular Architecture 
* Clean, organized class structure 
* Separated concerns for easy maintenance 
* WordPress coding standards compliance 
* Extensive documentation and comments
<h4>Requirements</h4>
<ul>
<li>WordPress: 3.9 or higher (tested up to 6.8)</li>
<li>PHP: 7.4 or higher</li>
<li>Email Delivery: SMTP recommended for reliability</li>
</ul>
Note: Keyless Auth complements WordPress’s default login system – it doesn’t replace it.
Developed by Chris Martens | Based on the original Passwordless Login plugin by Cozmoslabs

Keyless Auth – Login without Passwords

Secure, passwordless authentication for WordPress. Your users login via magic email links – no passwords to remember or forget.

One Time Email Access Guard vs Keyless Auth – Login without Passwords