.NET Digital Signature Library

The main function of .NET Digital Signature Library is to digitally sign files in PDF, CAdES or PKCS#7 cryptographic standard (.P7S or .P7M files) using X.509 certificates stored on PFX files or smart cards, USB tokens, HSM’s (Hardware Security Modules) stored on Microsoft Certificate Store.

Also, .NET Digital Signature Library can digitally sign Office 2007, 2010, 2013, XPS and XML documents (XMLDSig format) using X.509 certificates. With this library you can quickly digitally sign .docx, .xlsx, .pptx, .xps and .xml files.

.NET Digital Signature Library can be used to create X.509 certificates in PFX format. Using this library you can quickly create PFX digital certificates and custom certificates with different Key Usage or Enhanced Key Usage.

PDF Digital Signature Features:
– Support for Smart card certificates (qualified certificates)
– Batch (bulk) digital signature (sign an entire folder)
– Time Stamping
– PAdES standard
– SHA 256/512 support
– Embedding Revocation Information for the signing certificate

CAdES Features:
– Support for smart card and USB token certificates (qualified certificates)
– Time Stamping
– SHA 256, SHA 512 support
– CAdES-T support
– Digitally sign and verify large CAdES signed files (100 MB or more)

Digital Certificates Features: 
– Easy to create self-signed, Root and User certificates in PFX format
– SHA 256, SHA 512, RSA 2048, RSA 4096 support
– Easy to configure Key Usage and Enhanced Key Usage

PKI Interoperability.NET Digital Signature Library can access and use X.509 certificates and associated private keys, stored on smart cards, USB tokens or PFX files.

.NET Digital Signature Library can be used on Windows desktop systems. For development you can use one of the following development tools:

– Visual Studio 2005 – 2012
– Visual Studio 2013
– Visual Studio 2015

Operating Systems Compatibility: Windows XP or higher (including Windows Server 2012 and Windows 10)

Programming Languages: C#, VB.NET, ASP.NET, Visual C++, Windows PowerShell. The library requires .NET Framework 3.5 or higher.

Licensing:
.NET Digital Signature Library can be used by companies, freelancers or software vendors, who develop their software for third-parties (companies or individuals) or for internal company use. The license can be used by any number of developers from the company.

Site License: unlimited license, freely redistributable, it can be installed on any number of machines from a single site, client or organization.

Full License: unlimited license, freely redistributable, it can be installed on any number of machines on any number of sites, clients or organizations.
The source code of the entire library (C#, 100% managed code written in Visual Studio) is included if a Full License will be purchased.

The technical support and library updates are free for 12 months after purchase.

30 Day Money Back Guarantee – If you are not pleased with our software for any reason, you are entitled to our 30 day no hassle, no questions asked, money back guarantee.

License Type Price (€) Buy with PayPal Buy with credit card Banking Wire Transfer
Site License 290 EUR
Wire Transfer Payment details
Full License
(source code NOT included)
690 EUR
490 EUR

Wire Transfer Payment details
Full License
(source code included)
890 EUR
690 EUR
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Technical Support The technical support is free for 12 months after purchase.
Purchase Upgrade and Support package.

Download .NET Digital Signature Library
(latest version: 3.0)

We are specialized in the development of custom software applications. .NET Signature Library can be customized depending on the needs of your business.

If you are interested in our .NET Signature Library or you need any other customization, please request a quote.

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