eSigner API and eSigner Express for Cloud Document and EV Code Signing announces the launch of our eSigner Cloud Signature Consortium (CSC)-compliant API and eSigner Express web application for Adobe-trusted document signing and extended validation (EV) code signing.

With eSigner, certificates and signing keys are securely stored in the cloud and can be accessed from anywhere, with no need for USB tokens or HSMs. With the launch of eSigner, is the only company offering a unified platform and UI for both remote document and code signing.

eSigner’s EV Code Signing functionality is a convenient, fast, trusted way to execute your code signatures.


Features and Benefits

  • Unified platform and UI for both document and code signing.
  • Cloud Signature Consortium (CSC) cloud signing standard compatible.
  • API, GUI, and command-line tools:
  • Businesses and other organizations can integrate eSigner with their document and code signing workflows (including CI/CD).
  • Software publishers and service providers can use eSigner to offer digital signing capabilities to their customers.
  • Universally trusted digital signatures:
    • Document signatures trusted by Adobe Acrobat and Acrobat Reader.
    • EV code signatures trusted by Microsoft Authenticode and offer Windows kernel-mode driver signing and instant SmartScreen reputation.
  • Document signatures include long-term validation (LTV), meaning your digital signatures will not expire when your document signing certificate expires or needs to be revoked.

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Universally Trusted and Secure

As a globally trusted certificate authority (CA),’s public key infrastructure (PKI) and procedures are subject to regular, rigorous audits to ensure the trust of major software vendors like Microsoft, Apple, Adobe, Google, and Mozilla. You can be confident that your private signing key will be generated and stored in a manner that is fully compliant with government and industry standards and regulations.

Learn more about digital document signatures:

PKI-based digital signatures ensure authenticity, integrity, and legal non-repudiation for electronic documents.

Learn more about extended validation (EV) code signing:

Signed code assures users that your software is from a known and trusted developer and protects them from malware. Extended Validation (EV) code signing certificates offer Windows kernel-mode signing and instant SmartScreen reputation.

Getting Started with eSigner

These guides and how-tos will help you get started with eSigner document signing:

Thank you for choosing! If you have any questions, please contact us by email at, call 1-877-SSL-SECURE, or just click the chat link at the bottom right of this page. You can also find answers to many common support questions in our knowledgebase.

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