邮件证书能够对邮件进行签名并在通行过程中对邮件进行加密处理,确保通讯安全。 同时,邮件签名证书能够让收件人确认发件人的真实性,同时验证邮件是否在途中被篡改。 邮件签名支持个人身份验证和企业身份验证两种模式,支持不同业务场景需求。


电子邮件证书有三种验证级别:基础版电子邮件证书(域名验证)、 企业版电子邮件证书(身份验证)、 专业版电子邮件证书(组织验证)。是保护电子邮件和文档安全以及验证用户身份的经济高效的解决方案


  • DigiCert SMIME 高级企业级邮件加密证书
  • 我们的价格 300 元
  • CA 价格 450 元
  • 验证类型 ov
  • 颁发时间 1-3天
  • 年限 1-3 年
  • It's fast, simple, and convenient

    Our optimized systems and processes make it quick and easy to buy, install, use, manage and renew your certificates—no matter how many you need.

  • We're here to help

    Your security is our top priority, which is why we offer top-notch support. If you need help with one of our products, you’ll always talk to a trained security expert.

  • We only practice best practice

    Integrity is the core of trust and the foundation of our brand. Not only are our internal data systems PCI security compliant, but our business practices are WebTrust certified for: security, availability, processing integrity, confidentiality and privacy.

  • Get the best security at a great value

    We offer a full range of 256-bit encryption TLS/SSL products to customers around the globe at the lowest possible cost, including EV, OV, DV, Wildcard and Multi-Domain SAN SSL certificates. Even better, our solutions support virtually every browser and popular mobile device.

  • Reputation matters

    Certbase is an established, well respected security brand, powered by the world's top tier CAs like DigiCert, GlobalSign, Sectigo, Thawte, Certum, Entrust, GeoTrust, and PositiveSSL—the most trusted Certificate Authorities in the industry.

  • Try it for 30-days!

    Buy it, install it and try it out. Cancel for any reason within 30-days of issuance for a full 100% refund.

  • Get it in just 10-minutes

    DV certificates can be issued in just minutes. OV/EV in 2 days. Buy it today, get it today.

  • No paperwork required

    Certs only require you to demonstrate proof of domain-control by email, DNS, or file authentication, validation team will help you get all done.

We're backed by 10 years of great service to companies and organizations all over the world. Our core principles are experience, knowledge and customer satisfaction.