Digital Signatures Software

Create PDFs via the PDFtypewriter Printer Driver from any program. Open PDF files, edit, save progress, print and export as PDF, image, and more. Perfect for typing on PDF files to fill out forms. NO LOSS of quality. Fill in existing PDF form fields. Create PDF forms with ease and power. Link to the web, pages, and files. Convert PDF to DOC, RTF and more. Mark up, watermark, and number pages. Securely encrypt PDF files. Fax PDF files online.

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DeepCoder is a program to encrypt, decrypt and/or digitally sign e-mails and files using secret keys (passwords) or public keys. It can be used with any e-mail program or wordprocessor program. No plug-ins are required. Very easy to use and very straightforward! DeepCoder works with any POP3 e-mail client (like Outlook, Outlook Express, Eudora, Pegasus, ...) or a browser for webmail (Yahoo! mail, Hotmail, ...) to encrypt and decrypt e-mails.

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The Chilkat Java encryption library provides an advanced API for symmetric encryption, public-key encryption, digital signatures, hashing, and encoding/decoding.

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HIME is a library with encryption functions and huge integer math functions. RSA public key, AES (Rijndael), RC4 secret key encryption, MD5, SHA-256 hash function, random number generation (Blum-Blum-Shub, RSA), Diffie-Hellman... Every programming language that can access a dll can use HIME: C, C++, Visual Basic, Delphi, PowerBASIC, PureBASIC.. The math functions work with huge integers that can be up to 2^31 bits long (268 million digits).

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Aloaha Sign! was developed to create, view and validate digital signatures! Incl. offline, online and OCSP revocation checks. Incl. Check Protokol Broad range of signature cards supported native!

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Aspose.Pdf.Kit is a .NET component to edit existing PDF documents. Now you can add digital signatures to PDF and encrypt or decrypt a PDF file. It also supports XFA, adding CJK font in Form Field, bookmarks, AcroForm, adding watermark or logo, append pages and converting PDF file to TIFF, BMP, PNG & JPG. It enables you concatenating PDF files and lets you add or set XMP Metadata to existing PDF.

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PlexCrypt is a graphical based software that allows set of files or folders to compress using Zip format. PlexCrypt supports both asynchronous encryption based on Public-Key-Infrastructu re (PKI) and synchronous encryption based on passwords. In addition, it encrypts and decrypts set of files or set of folders using AES, Blowfish, CAST, DES, ElGamal, IDEA, IES, RC4, RC6, RSA, Rijndael, Serpent Skipjack, Twofish, etc. PlexCrypt can create self-decrypting files. In addition, it allows users to create and manage digital certificates for encryption.

E-Lock DeskSeal PLUS is a wizard-based utility to digitally sign,verify,encrypt and decrypt files of any format. As it is wizard-based utility even the novice users can sign, encrypt files easily without any prior training.DeskSeal is compliant with PKCS#7 standards. One of the main feature of DeskSeal is the ability to apply visible digital signatures in PDF files. Recipients can verify signatures in the PDF documents using acrobat reader.

SignetSure is Win32 security tool for protecting files from hacker alteration. You create digital signatures for your files from a Win32 app. Then you authenticate your files with a single API call. Authentication code is available both in dynamic (DLL) and static (LIB) library formats. Use either C/C++ or Visual Basic. SignetSure uses RSA public key cryptography. Download free demo version, which has no time limit.

Chilkat Crypt is an advanced ActiveX encryption component that offers RSA public-key encryption with digital signatures as well as symmetric encryption algorithms including AES (Rijndael), Blowfish, and Twofish. In addtion to encryption, you can create digital signatures for files or memory data, or verify digital signatures against incoming data or files. It allows for the use of any Cryptographic Service Provider, including Smart Cards.

Adds authenticode digital signatures to executables via gui or command line without needing the Microsoft tools. Eliminates the need to manually specify the password each time. Very simple to use without any long learning curve. Prevents the display of nasty warning message on executables downloaded from the Internet that began with Windows XP with Service Pack 2.

axsStrongBox is a COM component which provides secure data encryption (public and private key) using industry standard, strong algorithms such as Rijndael, RSA and others. It also provides digital signatures, hashing, GZIP and Base64 capability. It can be easily integrated with Visual Basic, VC++, Delphi and VBScript. A flexible password system allows you to use PIN's, passwords, passphrases or binary keys.

Create, view and edit PDF. First 30 days free. Gives you fast, easy PDF creation, powerful text, image and layout editing features, intuitive commenting tools and robust security functionality are just the highlights. Nitro PDF Desktop is the first true alternative to Adobe® Acrobat® for people who want to use PDF.

Create and print professional ID cards and badges instantly! Advanced ID Creator allows you to create great looking id cards. Use the wide variety of tools to add text, graphics, shapes, barcodes, shadows and other effects to your design. Use the previously saved template to get started in a matter of seconds. Once your basic design is created tweak it or print it just the way it is. Create you own ID cards and badges in minutes!