SSL certificate DigiCert Secure Site Pro EV (FLEX) EV (Extended Validation) SSL certificateSingle Domain protection with flexible FLEX licensing modelExtended organization and domain validationTypically issued within 1–5 business daysStrong encryption up to 256-bitExcellent browser and device compatibilityUnlimited server licensingAdvanced DigiCert security, monitoring, and certificate management features Certificate details DigiCert Secure Site Pro EV (FLEX) is an enterprise-grade SSL certificate that combines Extended Validation with advanced security capabilities and flexible certificate management. It is designed for organizations that require the highest level of online trust, strong data protection, and simplified SSL/TLS administration across complex IT environments. The certificate delivers strong encryption together with rigorous business verification, helping increase customer confidence and strengthen brand credibility. The FLEX edition is particularly well suited for large organizations, enterprise infrastructures, and mission-critical services where scalability, centralized certificate management, and efficient deployment workflows are essential.