Seamless One Time Password (OTP) Service

ComplyCube’s OTP service adds a crucial, instant layer of authentication to block account takeovers without extra steps for customers. Verify a customer’s current access to their phone number and email with reliable email and SMS verification today.

Authenticate users with seamless otp service

Authenticate Users And Prevent Fraud With ComplyCube's Instant OTP Service

ComplyCube’s enhanced OTP service acts as an effective layer to prevent credential-stuffing, brute force, and phishing attacks. With email and SMS OTP verification, firms can leverage advanced multi-factor authentication aligned to PSD2 in Europe, HIPAA (healthcare), and PCI DSS (payment) standards.
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Quick Identity Validation

Verify that an email address or phone number belongs to a customer or business by confirming current access in real-time.

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Real-time Risk Signals

Unlock a quick and easy verification method that provides fraud risk insights without documents when used with other checks.

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Low Friction Onboarding

Email and SMS OTP verification offer a one-step, frictionless signup and login method, significantly reducing customer drop-offs.

Detect and block fraud at the point of entry

ComplyCube’s SMS verification significantly enhances security by blocking high-impact fraud such as account takeovers, SIM swap scams, and phishing attempts.

With dynamic, time-limited codes, businesses can verify an individual’s real-time access to their phone number or email with minimal intervention.

Leverage sms otp verification for customer and business verification

MEET MFA STANDARDS

Adhere to high multi-factor authentication standards

ComplyCube’s bespoke email and SMS OTP verification can serve as a possession factor within global MFA requirements. When layered with additional checks, OTP supports firms in designing controls aligned with the EU’s PSD2 Strong Customer Authentication (SCA) framework, HIPAA’s Security Rule, and the PCI DSS “something you have” factor.

Meet high mfa standards with complycubes otp verification service align with psd2 pci dss hipaa and more
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Comprehensive Integration

Deploy workflows and add OTP service seamlessly. ComplyCube provides complete integration with robust APIs, web and mobile SDKs, and CRM libraries.

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Trusted Data Integrity

Enhance security and trust with end-to-end encryption while complying with global authentication and data privacy requirements such as GDPR, NIST and SOC 2.

Full risk assessments and reporting solutions

Complete Risk Assessments and Reporting

Leverage a unified compliance approach by combining ComplyCube’s OTP service with other checks in one workflow, including device intelligence, SMS, and email verification.

Build comprehensive risk profiles in a less invasive way and unlock compliance-ready logs critical for regulatory audits and risk assessments.

Build Trust With Customers at Scale

Our email and SMS verification ensures businesses remain compliant, guaranteeing that credentials are stored securely and aligned with international compliance standards.

ComplyCube is a UK DIATF-certified partner, providing compliance with the EU’s GDPR, the US CCPA, and more. Build customer confidence at the very beginning and maximize conversions.

Complycubes compliant otp service for financial institutions

Explore other solutions

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Phone Intelligence

View risk and fraud indicators through line type, carrier, and geographic analysis. Confirm that a number is valid and protect against account takeover and synthetic identities.

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Email Intelligence

Verify if an email matches a customer’s claimed identity. Detect disposable and high-risk email addresses from the beginning and achieve faster onboarding and conversion for real users.

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Device Intelligence

Assess network and behavioral signals without disrupting customer experience. Block suspicious, high-risk customers by flagging anomalies, including VPN usage or recent abuse.

Frequently asked questions

ComplyCube’s One-Time Password (OTP) verification enables businesses to remotely confirm a user’s mobile number or email address. Organizations can enable SMS and/or email OTPs on any chosen workflow via the advanced settings. When enabled, customers are prompted to enter their phone number and/or email address. ComplyCube then sends a 6-digit code from a ComplyCube email address via SMS or email, which the user inputs through the SDK.

ComplyCube’s OTP service can be easily integrated through flexible, developer-friendly APIs and SDKs. You start by creating a client profile in your backend, then generate a secure SDK token used to mount the OTP verification interface within your onboarding or authentication workflows. The integration requires minimal backend setup and supports popular languages such as Node.js, PHP, .NET, and Python. With ComplyCube’s no-code workflows and RESTful API, you can seamlessly combine OTP verification with other checks, reducing compliance complexity and operational overhead.

SMS verification confirms a user’s identity by sending a bespoke, time-sensitive code to their phone via text message. It provides an additional layer of authentication against common fraud types such as identity theft and account takeovers. Businesses leverage ComplyCube’s OTP service because it provides a low-friction way to verify user identity during account logins and transactions.

ComplyCube offers tiered pricing for OTP. Businesses can select a plan tailored to their volume and regional needs, optimizing costs as they scale. For exact tier pricing by country or volume, contacting ComplyCube sales or check our pricing page.

Poorly designed OTP verification workflows can disrupt users, cause frustration, and increase abandonment rates. ComplyCube addresses these challenges by providing flexible, no-code workflows that allow seamless integration of OTP with other verification methods within an all-in-one portal. As a certified Identity Service Provider (IDSP) under the UK DIATF, ComplyCube enables firm to adopt a risk-based approach aligned with the FATF standards. With simple drag-and-drop checks, firms can layer risk intelligence, liveness detection, and ongoing monitoring while adhering with global regulations.