Identity and Authentication Services

Try VeriSign® Identity Protection Authentication Service FREE for 90-days. Get Started.

Convenient, secure fraud detection, two-factor authentication and public key infrastructure (PKI) services for protecting online identities and interactions between consumers, business partners, and employees.

Two-Factor Authentication

Protect access to networks and Web sites with cloud-based authentication using credentials available in a range of form factors. Learn more

Public Key Infrastructure (PKI) Services

Secure critical business interactions and operations with managed PKI, encryption, and digital certificates. Learn more

Risk-Based Authentication

Fraud Detection Service and modules protect customers from account takeover by analyzing sign-ins and learning each user's unique behavior. Learn more

Authentication for Government

Managed or on-premise PKI and cloud-based two-factor authentication solutions for Federal, state, and local agencies and government contractors.Learn more

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VeriSign (Nasdaq: VRSN) is the trusted provider of Internet infrastructure services for the networked world. Billions of times each day, VeriSign helps companies and consumers all over the world engage in communications and commerce with confidence. VeriSign offerings include SSL, SSL Certificates, Extended Validation (EV SSL), VeriSign Trust Seal, two-factor authentication, identity protection, malware scan, public key infrastructure (PKI), DDoS mitigation, Managed DNS, and Domain Name Services.

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