Automatically block fraudulent OTP traffic with Infobip Signals

Only pay for legitimate OTP messages and stop any fraudulent senders with a fully equipped and reliable OTP traffic protection solution.

signals scheme

Safeguard your business with a comprehensive and automated security solution

Only pay for legitimate traffic

By blocking fraudulent requests, Infobip Signals ensures you stay within your OTP budget and are not charged for fraudulent attacks.

Completely automated solution

With machine learning and adaptive algorithms, fraudulent traffic is automatically blocked with no extra work required from your end, allowing you to focus on genuine senders only.

Trusted MSISDN

Manage your own MSISDN list, and ensure Infobip Signals never blocks numbers on your list as fraudulent.

Configurable blocking settings

Tailor your fraud protection settings to fit the region or network you are sending OTPs in, depending on how likely artificial traffic is to occur.

Integration-free

Infobip Signals doesn’t require any integration, meaning you can start blocking fake OTP traffic with zero effort or work needed from your business.

Keep your OTP service running smoothly – even during a fraud attack

Infobip Signals blocks any OTP fraudulent traffic while allowing you to continue to use your messaging service without any interruptions to legitimate traffic.

Simply protect your business from fraudulent senders

Discover how Infobip Signals makes blocking illegitimate traffic easy, with a reliable analysis engine and robust CPaaS platform -with no effort needed from your business.

Diagram showing message filtering with three paths from a message icon. The top and bottom paths lead to icons representing groups of people and end with orange checkmarks, indicating approval. The middle path leads to an icon of a person wearing a hood and ends with a black circle containing a white "X," indicating rejection.

OTP requests

Your business receives OTP requests, but not all of them are legitimate traffic.

Infobip Signals

Analysis engine

Infobip Signals will check for patterns and flag numbers that are potentially fraudulent.

CPaaS platform

Our CPaaS platform uses data and insights to block numbers if the risk score is above the defined target.

Delivery report

If the number is blocked, an error code is sent via a deliver report and logged, the transaction is not charged.

Discover what industry experts think of Infobip services

2026 Gartner® Magic Quadrant™ for CPaaS

Infobip named a Leader in the 2026 Gartner® Magic Quadrant™ for CPaaS for the fourth year in a row.

Frost Radar™: Communications Platform as a Service (CPaaS)

Infobip stands out by enabling complex, cross-channel customer journey orchestration from one platform, and its ability to deliver superior customer experiences through its natively built technology platform.

Juniper Research ranks Infobip as the Established Leader for CPaaS, 2023

Juniper awarded Infobip the highest ranking for its size of operations in the mobile communications sector.

At Next, we are committed to protecting our customers from fraud while continuing to provide the rich, responsive, and reliable communication that they expect from us. To benefit from the latest anti-fraud technology, we partnered with Infobip to help keep both our customers and infrastructure safe from new and emerging threats. Combined, Infobip Signals and RCS will create secure conversational experiences for our customers.”

Raz Razaq

Head of Customer Contact Experience Technology at NEXT

We’ve been following AIT trends and it was clear to us that in order to address the
pressing challenges posed by AIT and enhance the user experience we needed to reinforce our capabilities.

Jesús Díaz photo

Jesús Díaz

Engineering Manager, Cabify

Reach customers worldwide with the best delivery rates via Infobip

Integrate a fully programmable omnichannel service to scale your messages worldwide with a reliable industry leader.

450 Bn

interactions on our platform per year

2.5 Bn

SMS messages delivered on Black Friday 2022

100%

coverage to mobile phones worldwide

800+

direct operator connections

Explore more about anti-fraud and authentication solutions

Safeguard your business with a fully equipped OTP fraud protection solution