BCArchive 

With BCArchive software you may encrypt and compress a group of files/folders to an encrypted archive (i.e. single file). You may store all you confidential files in such archive and/or e-mail it to your friend.
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Signit 

Create small (~40Kb) self-checking signature (exe-file) for folder contents. Based on SHA-1. Allows receive list of modified and removed files.
encryption/file check

Art HTML Listing 

Art HTML Listing creates filtered, sorted, fully customizable directory indexes, listings, menus and site maps in HTML, DHTML, XML, text and CSV formats. Supports HTML titles, icons, media types, MD5, SHA, ID3 tags, Image info and more.
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Neo Napster 

NeoNapster is a free file sharing program based on the Gnutella protocol. Similar to Napster and Morpheus, NeoNapster gives users the ability to search for, download, and share music, videos, software, pictures, and more with millions of other users.
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EDXOR 

EDXOR is a versatile, convenient and optimal text editor and file processor. It offers innovative clipboard handling, cryptographic options and logic text conversions, great for education, fun, or privacy. EDXOR provides over 90 menu items.
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DeepCoder 

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!
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