Mobile login with OTP/TAC verification using ISMS API. Supports country code selector and passwordless authentication.

oleksandr87

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Zetpy

Zetpy Mobile Login is a powerful and lightweight WordPress plugin that enables users to log in or sign up using their mobile numbers or email addresses. It leverages the ISMS API to deliver one-time passwords (OTP) for secure, passwordless authentication.
<h4>Key Features</h4>
<ul>
<li>Mobile & Email Login: Unified flow for mobile numbers and email addresses.</li>
<li>OTP Verification: Secure login via SMS or WhatsApp (using ISMS API).</li>
<li>WooCommerce Integration: Seamlessly replaces standard checkout login and redirects guests from the My Account page.</li>
<li>Math CAPTCHA: Built-in “humility check” to prevent bot attacks and save SMS credits.</li>
<li>Configurable Country Codes: Support for international numbers with a custom calling code list.</li>
<li>Secure by Design: Appends a secret key to 6-digit OTPs to prevent direct login via standard WordPress login pages.</li>
</ul>
<h3>External services</h3>
This plugin relies on third-party services to deliver OTP codes and provide phone number normalization.
ISMS.com.my 
* Service: SMS and WhatsApp delivery API. 
* API URL: <code>https://www.isms.com.my/isms_send_all_id.php</code> 
* Data Sent: Mobile number and the message content (including OTP). 
* Terms & Privacy: <a href="https://www.isms.com.my/terms_condition.php" rel="nofollow ugc">Terms of Service</a>, <a href="https://www.isms.com.my/privacy_policy.php" rel="nofollow ugc">Privacy Policy</a>
Twilio 
* Service: SMS delivery API (Global). 
* API URL: <code>https://api.twilio.com/2010-04-01/Accounts/{AccountSid}/Messages.json</code> 
* Data Sent: From number, mobile number, and message content. 
* Terms & Privacy: <a href="https://www.twilio.com/legal/tos" rel="nofollow ugc">Terms of Service</a>, <a href="https://www.twilio.com/legal/privacy" rel="nofollow ugc">Privacy Policy</a>
Vonage (Nexmo) 
* Service: SMS delivery API (Global). 
* API URL: <code>https://rest.nexmo.com/sms/json</code> 
* Data Sent: API key, API secret, sender ID, mobile number, and message content. 
* Terms & Privacy: <a href="https://www.vonage.com/legal/terms-of-service/" rel="nofollow ugc">Terms of Service</a>, <a href="https://www.vonage.com/legal/privacy-policy/" rel="nofollow ugc">Privacy Policy</a>

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