Verify & 2FA
Verify API guides for two-factor authentication, OTP delivery, number lookup, and fraud prevention to secure signups and logins on Plivo.
MFA vs. 2FA: Which Authentication Method Is Safer?
MFA vs. 2FA — what’s the difference? Learn how these authentication methods enhance security and which one is right for you.
Authentication vs. Authorization: What's the Difference?
Understand authentication vs authorization. Learn verification vs permission, key methods, and implementing both for complete security. Click now!
Best practices for multi-factor authentication account recovery
Strengthen account safety with our comprehensive MFA recovery process guide. Explore alternative methods, backup codes, and social proof strategies. Click to secure your account today.
How to send a WhatsApp verification code
Send WhatsApp verification code easily. Create a Twilio account, configure API, and test via Twilio tools. Secure your service today!
Silent Authentication: A More Secure and Frictionless Verify Experience
Enhance security with Silent Network Authentication's frictionless verification. Improve user satisfaction and secure accounts today. Start now!
Understanding One-Time Passcode Fraud
Learn what OTP fraud is and how to protect yourself from online scams using one-time passwords. Stay safe with simple tips and prevention methods.
What is SIM Swapping Fraud and How to Prevent It
Discover how to prevent SIM swapping fraud at your company with a robust fraud control API like Plivo’s
Top Telecom Fraud Trends for 2024 & How to Prevent Them
Learn about the latest fraud trends to stay ahead of threats in 2024. Use Plivo’s advanced solutions to protect your business from emerging attacks.
MFA, SSO, and 2FA: Which Authentication Method is Right for Your Business?
Learn the key differences between multi-factor authentication (MFA), single sign-on (SSO), and two-factor authentication (2FA). Discover how each approach impacts security, user experience, and business operations, to determine which method is best suited for your organization.
The Top 5 Two-Factor Authentication (2FA) API Providers in 2024
Explore our detailed guide to discover the best solutions in the market for 2FA APIs and get expert tips on choosing the right 2FA SMS API provider.
One-Time Password (OTP) Solutions: What You Need to Know
Discover how one-time password (OTP) solutions can enhance security for your business. Learn about the benefits, implementation, and best practices for using OTPs.
Why SMS / Voice Verification is Here to Stay
Prepare for Okta's SMS verification sunset on September 15 by integrating Plivo in minutes. As all Okta users need to bring their own provider (BYOP), Plivo offers cost-effective, pay-as-you-go pricing, 24/7 support, and no authentication fees. Enjoy reliable voice, WhatsApp, and SMS verifications with 99.99% uptime, plus free Fraud Shield. Discover Plivo and Okta integration in minutes.
The Best 13 Multifactor Authentication (MFA) Solutions for Businesses in 2025
Explore the top 13 best multifactor authentication (MFA) solutions for businesses in 2025. Compare top tools for cybersecurity, including features, pricing, and integrations, to protect your data.
Buy or Build? How to Get Started with New User Verification
Deciding whether to build or buy a new user verification system? Explore the pros, cons, and key factors to secure your business effectively
A Product Manager and Engineer's Guide to OTP Implementation
Learn how to implement one-time passwords (OTPs) to protect user accounts, with guidance for both product managers and engineers.
6 Reasons Why Businesses Love Plivo’s Verify API
Discover why businesses love Plivo’s Verify API: top fraud protection, seamless 2FA/MFA integration, and cost-effective solutions for OTP verification.
What is 2FA? A Guide to Two-Factor Authentication with Plivo’s API
This comprehensive guide explores two factor authentication, its benefits, implementation steps, and Plivo’s top-rated API for user authentication.
Two-Step Verification vs Two-Factor Authentication: What's the Difference?
Learn the key differences between two-factor authentication (2FA) and two-step verification (2SV) to secure your digital channels against malicious attacks-without impacting the customer experience.
Best practices for phone number validation during new user enrollment
Learn best practices for validating phone number formats during user enrollment to reduce fraud sign-ups. Ensure accurate data with these verification tips.
How to Send an SMS Verification Code in 5 Minutes
Start sending OTPs in one second with Plivo’s Verify API. Learn how to easily enhance user security with SMS verification codes in five minutes.
Plivo’s Guide to Toll Fraud Prevention: How to Protect Your Business
Learn how Plivo's Fraud Control prevents toll fraud and can prevent your business from losing money. Request a free trial.
Top 7 SMS OTP service providers to secure your customers | How to choose the right one?
Choosing the right OTP provider requires defining your requirements and goals, vetting various providers, and understanding how well each solution works with your existing tech stack.
What is SMS Verification & How Does It Work?
Learn the basics of SMS verification and how Plivo’s verification API authenticates users to keep your business and customer data safe.
What is toll fraud? How to use geo permissions to prevent toll fraud?
Toll fraud: Learn all about toll fraud, its impact on business, and effective strategies for toll fraud prevention.
All about Telecom Fraud and How to Combat It
Telecommunication fraud: Learn about the types of telecom fraud and effective strategies to combat it. Protect your business and user information, partner with a reliable service provider like Plivo today!
How to Get the Most Out of Number Lookup
Number Lookup: Trace numbers, validate contacts, and uncover valuable information with numlookup call India. Discover the power of numlookup India with Plivo, sign up today!
STIR/SHAKEN in Canada
STIR/SHAKEN Canada: Like the US, Canada has implemented STIR/SHAKEN — two technical frameworks for authenticating calling numbers and measuring trust in displayed caller names.
STIR/SHAKEN: Everything You Need to Know About Trusted Calling
What are the STIR/SHAKEN protocols and standards for authenticating caller ID, and what do they mean for businesses that automate voice calling?
The Best 2FA for Financial Services Businesses
Best 2FA for banking, finance, fintech, and financial services: Implement Two factor authentication into your application seamlessly using Plivo’s 2FA API. Sign up today!
How to Build a 2FA Application the Low-Code Way Using PHLO
Learn how to build a two-factor authentication app the low-code way using PHLO, adding a layer of security beyond usernames and passwords.
How to Send Voice OTP Using ASP .NET MVC and Plivo
Authenticate phone numbers in ASP.NET MVC by sending a voice OTP with Plivo: call the user, read digits via text-to-speech, and confirm keypad input.
How to Send Voice OTP on a Phone Call in Ruby Using Rails and Plivo
Verify phone numbers in Ruby on Rails by sending a voice OTP with Plivo, reading digits to the recipient by text-to-speech for keypad confirmation.
How to Send Voice OTP on a Phone Call in PHP Using Laravel and Plivo
Deliver one-time passwords over a phone call in PHP with Laravel and Plivo, playing OTP digits by text-to-speech and confirming the user's keypad input.
How to Send Voice OTP on a Phone Call in Node.js Using Express and Plivo
Send a voice OTP on a phone call in Node.js using Express and Plivo: dial the number, read digits with text-to-speech, and verify keypad entry.
How to Send Voice OTP on a Phone Call in Python Using Flask and Plivo
Use Python, Flask, and Plivo to authenticate phone numbers with voice OTP: place a call, play a sequence of digits, and have the user confirm them.
How to Add Two-Factor Authentication to a Ruby Application with Plivo
How to protect a Ruby application from password data breaches by adding two-factor authentication with one-time passwords sent over SMS using Plivo.
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