Tags / email-authentication

email authentication

5 WordPress plugins tagged “email authentication”. Every result links to a crawlable PlugIndex profile.

Mailsure v1.0

Test email sending, SPF, DKIM & DMARC

Rating: ★ 4.8
Active installations: 8.6K+ active
Tested up to: WP 6.5.14
Requires PHP: PHP 7.1
Updated: Updated Jul 12, 2024
Downloads: 16.5K+ downloads

RFS Email Verification for Gravity Forms v1.2.0

OTP (One Time Password) Email Verification for Gravity Forms. Verify or authenticate your users. It’s also great way to avoid spam.

Rating: ★ 4.9
Active installations: 9.4K+ active
Tested up to: WP 6.9.11
Requires PHP: PHP 7.4
Updated: Updated Feb 25, 2026
Downloads: 19.3K+ downloads

DMARCREPORT Domain Auth Checker v1.7.2

Check SPF, DMARC, BIMI, MTA-STS and TLS-RPT records for any domain. Embed email authentication checkers with a shortcode.

Rating: ★ 4.9
Active installations: 7.3K+ active
Tested up to: WP 6.9.11
Requires PHP: PHP 7.4
Updated: Updated Feb 23, 2026
Downloads: 6.3K+ downloads

OLS 2FA v1.0.2

OLS 2FA is a lightweight plugin that enhances your website's security by adding email two-factor authentication (2FA).

Rating: ★ 4.9
Active installations: 9.5K+ active
Tested up to: WP 6.7.11
Requires PHP: PHP 5.5
Updated: Updated Dec 9, 2024
Downloads: 5.3K+ downloads

Password Less Login v1.0.0.1

A powerful and easy-to-use WordPress plugin for passwordless and OTP-based login.

Rating: ★ 4.7
Active installations: 8.8K+ active
Tested up to: WP 6.8.12
Requires PHP: PHP 7.4
Updated: Updated Jan 7, 2026
Downloads: 5.8K+ downloads

email authentication WordPress plugins | PlugIndex