# What Is SMS Pumping Fraud and How to Stop It

DevFeed: [What Is SMS Pumping Fraud and How to Stop It](<https://devfeed.tech/articles/what-is-sms-pumping-fraud-and-how-to-stop-it-16117.md>)

Original publisher: [Read original article](<https://www.twilio.com/en-us/blog/sms-pumping-fraud-solutions>)

Author: Twilio

Published: 2026-09-10T00:00:00Z

Content type: tutorial

Language: en

Sources: [Twilio Blog](<https://devfeed.tech/sources/twilio-blog.md>)

Topics: [Security](<https://devfeed.tech/topics/security.md>), [Messaging](<https://devfeed.tech/topics/messaging.md>), [Bot](<https://devfeed.tech/topics/bot.md>), [Authentication](<https://devfeed.tech/topics/authentication.md>), [Forms](<https://devfeed.tech/topics/forms.md>), [Chat Bot](<https://devfeed.tech/topics/chatbot.md>)

Tags: [authentication](<https://devfeed.tech/tags/authentication.md>), [automated](<https://devfeed.tech/tags/automated.md>), [bots](<https://devfeed.tech/tags/bots.md>), [fraud](<https://devfeed.tech/tags/fraud.md>), [how-to](<https://devfeed.tech/tags/how-to.md>), [industry-insights](<https://devfeed.tech/tags/industry-insights.md>), [messaging](<https://devfeed.tech/tags/messaging.md>), [otp](<https://devfeed.tech/tags/otp.md>), [security](<https://devfeed.tech/tags/security.md>), [verification](<https://devfeed.tech/tags/verification.md>)

## AI overview

This article explains SMS pumping fraud, also known as SMS toll fraud, in which attackers use bots and fake phone numbers to trigger large volumes of automated SMS messages. It describes impacts such as increased messaging costs and reduced conversion rates, and introduces detection and prevention measures.

## Source excerpt

SMS pumping fraud is an urgent problem for businesses that use SMS. Learn more about SMS pumping and how to prevent it.