| How to Send Secure Mail in ASP-Based E-Commerce Applications - Part II, Cont'd
By Peter Persits | |
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suggest an article| Other PDF Components PDF component market is truly saturated by excellent products, many of them very inexpensive or even free. Here are some of them: aspEasyPDF from MitData
The basic version only costs $59.00.
www.mitdata.com iText
This is a famous free PDF component written in Java by Bruno Lowagie and Paulo Soares, it comes with full source code.
www.lowagie.com/iText iTextSharp
A .NET port of iText to C#.
itextsharp.sourceforge.net Conclusion Built-in security, printability, flexibility, and cross-platform support makes PDF an ideal format for distributing secure reports and other documents over email. Thanks to the abundance of affordable and powerful third-party solutions, automatic PDF generation in an ASP/ASP.NET environment is very straightforward. This article mainly concentrated on the encryption aspect of PDF security, and only briefly touched on permission flags. Digital signing of documents, yet another great security feature built into PDF, was not covered at all. For more information on implementing PDF permissions and digital signing in ASP/ASP.NET, see Chapter 8 of the AspPDF User Manual at http://www.asppdf.com/manual_08.html. Useful Resources
About the Author Peter Persits is the founder and president of Persits Software Inc., the vendor of popular ASP components AspUpload, AspEmail, AspPDF, AspEncrypt, AspJpeg, AspGrid and AspUser. He currently lives and works in New York City. He can be reached at peter@persits.com. << Automatic generation of PDF Documents •
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| | | Supporting Products/Tools | | AspEncrypt | | Built around the Microsoft CryptoAPI, AspEncrypt helps you harness all major encryption and hashing algorithms such as DES, Triple-DES, RC2, RC4, RSA, MD5 and SHA1 in just a few lines of code. The component can be used in tandem with AspEmail to send encrypted and signed mail in the industry-standard S/MIME format, or with AspUpload to encrypt files as they are being uploaded. AspEncrypt can also be used to issue and manage X.509 digital certificates. |
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| | AspPDF | | AspPDF is an ASP/ASP.NET component which enables generation and management of documents in PDF format. Features include advanced text formatting, font embedding, form fill-in, images, tables, content and page extraction, document stitching, encryption, digital signatures, and more. |
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| | Other Articles | | Feb 3, 2005 - ASP.NET Mixed Mode Authentication | | In many web applications it is desirable for both intranet users and external parties to be able to seamlessly log onto the system. The problem this raises is that it is not easy to allow intranet users to log in via Windows integrated authentication while also allowing external parties to log in to the same application using standard forms authentication. This article will show you one way to achieve the best of both worlds when it comes to authentication.
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| | | | | | Feb 2, 2004 - Fighting Spambots with .NET and AI | | Bill Gates, in a recent interview, predicted the end of spam by 2006. One of the methods he mentioned involved a challenge only a real live person could handle. Adnan Masood shows how to use AI and .NET to create a user verification scheme that incorporates similar concepts Gates alluded to.
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