Free Symmetric Key Encryption Downloads SymmetricKeyEncryption


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PDF Encrypt software is a very flexible and powerful program, it allows you to encrypt (using 40-bit, 128-bit, AES encryption) existing PDF, set permission, add user and owner password. For example you can encrypt a PDF without allowing to print it.
PDF Converter - 1.1MB - SharewareMay 1, 2009
A quick and professional way to add strong encryption to your application. An ActiveX control to easily and securely encrypt files and strings using 256-bit AES (Rijndael) encryption. String and file checksums using SHA 256-bit hashes.
Atma Software - 839KB - SharewareAugust 19, 2007
SecExMail makes e-mail encryption as easy as sending a message. There are no plugins necessary and it will work with any standard email client including Microsoft Outlook, Outlook Express, Calypso, Eudora and many more. Includes html email filters. Free!
Bytefusion Ltd. - 2.55MB - FreewareSeptember 17, 2002
USA Shield is the suite of encryption tools for personal and professional security.
Safe Soft Corporation - 527KB - SharewareJuly 10, 2003
The n-Pass2Go is a multifunctional security suit for portable devices that offers a password management, strong encryption (AES-256) for file and folder encryption, encrypted email exchange, and the creation of encrypted virtual drives
n-Tramce Security Ltd. - 4.69MB - CommercialFebruary 2, 2009
Easy to use strong file encryption, integrated with Windows Explorer. Encrypt, compress, decrypt, wipe, view and edit with a few mouse clicks. Cryptographic primitives are AES-128 and SHA-1. Free!
Axantum Software AB - 1.45MB - FreewareMay 14, 2008
The n-Pass4PC is a multifunctional security suit installed on a PC and offers a password and contact management, VPN, strong encryption (AES-256) for file and folder encryption, encrypted email exchange, and the creation of encrypted virtual drives
n-Trance Security Ltd. - 4.69MB - CommercialFebruary 2, 2009
KryptoPad is a simple yet effective Notepad-like application with built-in text encryption and decryption functions. Its handy interface provides one-click encryption and decryption of entered or loaded text, as long as usual notepad-like operations.
V.Chernikov - 1.34MB - SharewareJune 19, 2009
Have you been worrying about where to find a suitable tool to encrypt your ASP source codes? Writing ActiveX DLLs by yourself is such a big job both in development and debugging. Encryption by screnc.exe, the Microsoft encryption tool, is too simple
HotWheels software company - 2.4MB - SharewareApril 22, 2006
PELock - is an application that allows you to protect Windows executable files (so called exe-protector). Besides that, PELock allows easy creation of application of evaluation-demo type, which use license key system.
PELock Software - 422KB - DemoJanuary 22, 2003

Symmetric Key Encryption Free Downloads

MailCloak is an encryption plug-in from Global Web Security Systems. MailCloak was designed from the ground up to be the first encryption killer app for IE, FF & mail clients. MailCloak uses strong GnuPG encryption for Gmail, Hotmail and Yahoo! Mail. Free!
Global Web Security Systems (gWebs) - 3.1MB - Freeware - Free Download MailCloak1.0b39.xpi - March 10, 2009
Hide your inappropriate computing. AntiBossKey - instantly hide windows (applications) in order to prevent uninvited persons from seeing them. Protect your privacy! Get a boss key. Free!
MindGems Inc. - 859KB - Freeware - Free Download freebosskey.exe - July 16, 2008
Information Protection software: Strong File Encryption or Military Grade Unrecoverable Termination will protect your confidential files and folders from unwanted data recovery and unauthorized access to your important business or private information
IT Works Corporation - 6.81MB - Shareware - Free Download edt.exe - August 24, 2009
The latest in encryption technology to protect your sensitive data. Privacy tools include file/folder encryption, e-mail encryption, file shredder, file Backup with auto encryption, My Passwords, My Private Notes, Self Decrypting Executables.
Tropical Software - 2.97MB - Demo - Free Download encryptorsetup.exe - December 21, 2007
Open Programs and pass command line arguments with a simple key press on the keyboard. Create Shortcuts / Hot Keys to Launch applications / open document files by pressing user defined hot key / keyboard shortcut.
RTSoftwares - 296KB - Shareware - Free Download keyboard-shortcut.exe - October 15, 2008
HTMLBlock Professional HTML Encryption & Website Security Software Application. HTMLBlock works on all webhosts and websites. Gives you the best protection with over 15 security tools and specail webmail protection and anonymous email tools.
HTMLBlock.co.uk - 2.11MB - Demo - Download setup.zip - November 21, 2006
Create self-extracting ZIP files optionally with unbreakable AES encryption.
Chilkat Software, Inc. - 228KB - Shareware - Free Download ChilkatZipSE.exe - December 18, 2002
CryptoPressStream is the most powerful streaming compression and encryption library for Delphi/C++Builder. It provides an easy way to compress and encrypt files, streams, strings, buffers and blob fields.
AidAim Software - 1.87MB - Shareware - Download cps.zip - March 12, 2009
Start an Online Backup Service. RBackup Remote Backup - Online Backup Software for Service Providers comes with a full-featured, easily branded Client and a powerful Server. Versatile scheduler, compression and strong encryption.
Remote Backup Systems - 67.97MB - Demo - Free Download rbseval.exe - July 5, 2009
Lark AntiSpyware is a surprisingly effective freeware antispyware tool. Free!
LarkAntiSpyware.com - 6.14MB - Freeware - Download larksetup.exe - November 25, 2009 - New!

Symmetric Key Encryption Related Downloads

A free, open source, "on-the-fly" (OTFE) transparent disk encryption program. Using this software, you can create one or more "virtual disks" on your PC - anything written to which will be automatically, and securely, encrypted before being stored Free!
cAPSlOCKhATER turns off the CAPSLOCK key which makes you write EVERYTHING IN CAPS. This stupid key always annoyed me when I was writing e-mails and suddenly all was IN CAPS. This program file tweaks windows to stop this behaviour. Free!
Encrypt Easy is a highly secure encryption program which enables to encrypt files, folders and entire directory trees. The program features fast and simple one-click encryption using most secure algorithms as well as shredder and wipe-out utilities.
Lazy Web Search is a popular web tool to search the web by hot key. With Lazy Web Search you can search the web from Microsoft Word, Excel, Internet Explorer, and even from Notepad. Free!
Create self-extracting ZIP files optionally with unbreakable AES encryption. Free!
Easy-to-use and powerful backup program for Windows 95/98ME/NT/2000/XP. Can work with CD-R/W, FTP and local network. Flexible scheduler, strong file encryption and multichoice ZIP compression on the fly.
CryptaPix is an image file management and encryption program for Windows. Organize, print and secure your digital photos and downloaded image files. Resize, rotate, crop, and remove red-eye from photographs. Create standalone slideshows. Much more.
MSCCrypto includes collection of the best encryption and hashing algorithms: RSA, AES, Blowfish, Twofish, MD5, SHA1 and 32-bit CRC checksum. Includes PGP/OpenPGP compatible component
Fast calculator to compute hash, checksum, HMAC values for file, text and hex string. Supports MD2,MD4,MD5, SHA1,SHA2, RIPEMD160,PANAMA,TIGER, CRC32,ADLER32 algorithms and the hash used in eMule/eDonkey(eDonkey2000,ed2k). Good to check/compare files. Free!
To avoid any suspicion about your secret your file, it is hidden inside another file (your file is encrypted by the most modern and strong cryptographic algorithms) and the encoding program is also hidden inside another absolutely neutral program.
CryptaFlix is a video player for Windows with encryption capabilities for DivX and other AVI format movies. Protect your video collection from unauthorized viewing with password protection using the Advanced Encryption Standard (AES).Powerful, reliable and flexible AES-256 disk encryption program. Hide your applications, data, and exclusively restrict access to them. Provides 100% protection of your private information across all Windows versions, including 64-bit releases.Password encryption for Windows file and folders with standard algorithms (AES, DES,ARC4...) With Folder Crypt you can password protect your folders and secure your data by applying a true, low level encoding. Strong ciphers up to 2048 bits.Easy and advanced encryption, decryption and hash ActiveX component for ASP or ASP.Net Support encryption and decryption of file, string, memory buffer Support calculation of hash on string, file or memory buffer Support digital signatureEncryption of SMS over GSM and CDMA network for mobile devices. This application uses AES 256 but encryption to secure your SMS communication without the need for any third party services such as GPRS/3G/CSD/HSCSD. Secure SMS anywhere anytime!This easy-to-use toolkit includes both fast and high-ratio compression (better than ZIP) with strong encryption. It has everything you need to compress and encrypt files, memory buffers and strings.PF Auto-Typer can simulate key presses on your computer while the focus is on another application. Free!Remove vocals, adjust key and tempo of karaoke songs. With Karaoke Sound Tools it is easy to remove vocals, change the key of the song, and change the tempo of the song. Works with MP3, WAV, BIN, and MP3+G (MP3 and CDG) files.Backup2007 synchronizes computers, disks and folders. Files can be copied, compressed and or encrypted. With the Incrmental mode synchronization is done at the light speed. Built using Office 2007 look and feel.It is compact, reliable and simple program for sending protected messages to friends, colleagues and bankers.



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