SIM Swap API and Number Verify APIs help businesses protect their customers and operations from fraud. Through 5G network, anti-fraud and identity validation APIs coupled with CpaaS are creating a more integrated and secure digital user experience. By enabling quick and reliable user identity verification, companies can prevent unauthorized access, reduce the risk of fraudulent activity, anti-fraud deliver a secure and trustworthy experience to their users.

SIM Swap API

(Available countries: Spain, Germany, UK, France, Brazil, Mexico)

Stay one step ahead of fraudsters by detecting SIM changes that often signal identity theft. The SIM Swap API instantly flags suspicious activity so you can secure logins, prevent fake account creation and fraudulent transactions and protect customer data. Ideal for securing mobile apps, digital wallets, and online access.

Detect SIM swaps instantly to enhance account security

Stronger 2FA Security - Enhance authentication by checking if a SIM has recently changed
Safer Account Creation - Block fraudulent sign-ups and unauthorized password resets before they happen
Real-Time Fraud Alerts - Get instant alerts on unusual SIM activity so you can act fast when something doesn’t look right

Number Verify API

(Available countries: Spain, France, Germany, Brazil)

The Number Verify API quietly checks if the mobile number is valid, active and ownership of the number using telco-level data — all in the background, without codes or user friction. Ideal for accelerating onboarding, improving fraud detection, and securing high-risk actions.

Verify numbers to ensure customer's the secure access

Secure and seamless digital onboarding – validate real users instantly without friction
Strengthening multi-factor authentication (MFA) – reduce reliance on vulnerable SMS OTPs
Preventing account takeover– verify number ownership at login or reset
Minimizing drop-off in sign-up or checkout flows – no delays, no failed SMS verification

Device Location API

(Available countries: Mexico, Brazil)

Validate your customer’s location using mobile network data. The Device Location API confirms whether a SIM-based device is in a trusted location, helping you prevent fraud, enable geo-sensitive services, and personalize experiences.

Real-time Device Location check for secure, fraud-free experiences

Blocking suspicious logins or transactions based on unexpected device location.

Enhancing mobile security by layering in location verification.

Supporting regulatory compliance through location-based checks.

Boost engagement with location-based offer

Leverage real-time location verification to deliver personalized, location-triggered offers when customers are near a branch or point of sale—ideal for targeted engagement based on verified presence.

The experts have spoken - Infobip is the CPaaS leader your business needs

IDC MarketScape named Infobip a Leader in the Communications Platform as a Service. Read report.

Infobip Fraud Protection and Identity Validation Solutions

door Infobip d.o.o.