PDF Security and Digital Signature, adding Digital Signatures to Existing PDF files

VeryPDF

PDF Security and Signature

(Shell & COM & SDK)

Adding Digital Signatures to Existing PDF files
Secure PDF files with RC4, 128-AES, 256-AES encryption
Support Linearization (Fast Web View)

The main purpose of a digital signature is to uniquely identify the signer of an electronic document. With the advent of paperless business models there is an increased demand for digitally signed PDF documents. In many countries digitally signing an electronic document became a legal requirement.

VeryPDF PDF Security and Signature (Shell & COM & SDK) is a cost effective application that allows you to digitally sign, timestamp and/or encrypt PDF files. By applying a digital signature on your PDF documents you will be able to guarantee the integrity of the content and also provide an additional level of trust in any business transaction you conduct. If you are a developer you can easily integrate VeryPDF PDF Security and Signature (Shell & COM & SDK) with your own application via a COM object or .NET assembly.

System Requirements

Windows 2000 / XP / Server 2003 / Vista / Server 2008 / 7 / 8 / 10 / 11 and later systems of both 32-bit and 64-bit
Linux (Centos, SuSE and Red Hat on Intel)
IBM AIX – 32 Bit and 64 Bit
Mac OS X

Features of VeryPDF PDF Security and Signature (Shell & COM & SDK)

General Functions

PDF Security and Signature supports Command Line, COM, SDK interfaces
Batch processing PDF documents
Support for Smart card certificates (qualified certificates)
Batch (bulk) digital signature (sign an entire folder and sub-folders)
Support Command line parameters, PowerShell scripting
Support Time Stamping (RFC 3161) and Batch Signatures
Embedding Revocation Information for the signing certificate (CRL, OCSP)
Supports PKCS#11, PKCS#12, Apple Keychain and Windows Certificate Stores
Provide a COM interface for PHP, Ruby, Python, C#, VB, VB.NET, C++, ASP, JavaScript, VBScript, etc. program languages
Linearization (Fast Web View) support
PDF encryption support (RC4/AES-128/AES-256 algorithms)
Do NOT require any Adobe products
Support all PDF digital signatures formats
Support visible or invisible PDF signatures
PDF Security and Signature can be integrated with business applications using a server API, a desktop API or a command line approach. The command line approach can be used by any Windows application whereas the APIs offer .Net assembly Integration only.
Page number and position can be specified for visible signature
Support font name, border line width, border color, background color options for visible signature
Able to list all certificates under store (ALL, MY, ROOT, CA, etc.)
Able to set background image for visible signature annotation
Support permission flags for encryption, include Allow Printing, Allow Changing the Document, Allow Content Copying or Extraction, Allow Commenting, Allow Filling of form fields, Allow Content Extraction for Accessibility, Allow Document Assembly, Allow High Quality Printing, Allow All Permissions.