Free Downloads: Symmetric Cryptography

License:  All 1 2 | Free

Shareware
ShyFile Screenshot
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It encrypts your text and files with up to 6,144-bit and creates an extra file that is to be attached to an e-mail or uploaded to a Web site. Any file can be used as a key. Use an Internet browser to decode. It also features a Secure Private Chat.

It encrypts your files and text (with up to 6,144-bit) and puts its contents into an extra file to be attached to an e-mail. The recipient thereof does not need to have ShyFile installed to be able to decode since any regular Internet browser is able to take care of it, i.e. opening it and prompting the user to enter a matching key phrase. You can also build a Web page that can be viewed only...

Category: Internet
Publisher: Dr. Bootz GmbH, License: Shareware, Price: USD $59.00, File Size: 4.0 MB
Platform: Windows



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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

MSCCrypto is COM component for Active Server Pages and stand-alone applications. It includes collection of the best encryption and hashing algorithms: - RSA public key algorithm (512/1024/2048 bits key size) - AES Symmetric block algorithm (128/192/256 bits key size) - Blowfish Symmetric block algorithm (64 to 448 bits key size) - Cast5 (Cast 128) Symmetric...

Category: Software Development
Publisher: Miraplacid, License: Shareware, Price: USD $129.00, File Size: 824.0 KB
Platform: Windows

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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

MSCCrypto is COM component for Active Server Pages and stand-alone applications. It includes collection of the best encryption and hashing algorithms: - RSA public key algorithm (512/1024/2048 bits key size) - AES Symmetric block algorithm (128/192/256 bits key size) - Blowfish Symmetric block algorithm (64 to 448 bits key size) - Cast5 (Cast 128) Symmetric...

Category: Software Development
Publisher: Miraplacid, License: Shareware, Price: USD $161.00, File Size: 225.3 KB
Platform: Linux

Shareware
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uSteg will hide messages and files in an image in such a way that no one, apart from the sender and intended recipient, suspects the existence of the message, a form of security through obscurity.

uSteg will hide messages and files in an image in such a way that no one, apart from the sender and intended recipient, suspects the existence of the message, a form of security through obscurity.
The advantage of uSteg, over Cryptography alone, is that messages do not attract attention to themselves. Plainly visible encrypted messages—no matter how unbreakable—will...

Category: Security & Privacy / Other
Publisher: Bench Software, License: Shareware, Price: USD $43.00, File Size: 3.8 MB
Platform: Windows

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PDF documents can be password protected for opening, using 40, 128 or 256-bit cryptography.

PDF documents can be password protected for opening, using 40, 128 or 256-bit Cryptography. 40-bit keys can be broken with guarantee, regardless of password used. To recover PDF open password if 128 or 256-bit keys are used, Parallel Password Recovery for PDF should be used that is designed especially to gain maximal recovery rate.

Category: Security & Privacy / Password Managers & Generators
Publisher: Parallel Password Recovery, License: Freeware, Price: USD $0.00, File Size: 1.3 MB
Platform: Windows

PSM Encryptor Screenshot
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PSM Encryptor is a cryptography and steganography tool. PSM Encryptor will encrypt any group of files (including whole directory structures) but will also disguise the resulting encrypted archive as a working sound or image file. Encrypts video too.

PSM Encryptor is a Cryptography and steganography tool. PSM Encryptor will encrypt any group of files (including whole directory structures) but will also disguise the resulting encrypted archive as a working sound or image file. Unlike competitors who just wrap a model around encrypted files, PSM Encryptor weaves the sound or image models into the encrypted files, creating secure...

Category: Utilities
Publisher: Power Soft Makers, License: Demo, Price: USD $46.00, File Size: 6.7 MB
Platform: Windows

HighVIP Protected Email Screenshot
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Send and receive secure and anonymous email. Chat and exchange secure instant messages, create secure message boards. Share document folders through easy to use interface.

Send and receive secure and anonymous email. Share files online securely. Chat and exchange secure instant messages, create secure message boards. Share document folders through easy to use interface. Communication and collaborate with your co-workers and friends accross networks and firewalls with very high level of security without a need for expensive VPN, PKI or complicated network...

Category: Utilities
Publisher: HighVIP, License: Shareware, Price: USD $29.00, File Size: 2.4 MB
Platform: Windows

Freeware
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GPG GUI is a front end for the symmetric passphrase feature of GnuPG.

GPG GUI is a front end for the Symmetric passphrase feature of GnuPG. This means that any file, of any size, may be encrypted and protected with a password so that no other user can read the contents of the file. Folders cannot be encrypted or decrypted.

Basic usage for this application would be to get a copy of the file you want to protect, and then opening it with GPG GUI....

Category: Utilities / Misc. Utilities
Publisher: Gary's Hood, License: Freeware, Price: USD $0.00, File Size: 2.7 MB
Platform: Windows

5 Stars5 Stars5 Stars5 Stars5 Stars Freeware
POG Screenshot
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POG is a password organizer / generator that takes advantage of password and data encryption technologies to protect your privacy.

POG is a password organizer / generator that takes advantage of password and data encryption technologies to protect your privacy. This approach allows POG to recall every account you have ever had to subscribe to, while its complex password generator eases the process of devising and maintaining passwords. Other features include; - Password bit strength and rating service (entropically...

Category: Security & Privacy / Password Managers & Generators
Publisher: orfeobernardo.com, License: Freeware, Price: USD $0.00, File Size: 371.2 KB
Platform: Windows

Freeware
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CryptoLab is a freeware cryptography application for Microsoft Windows, and incorporates text-based encryption / decryption through the use of plug-in cipher modules.

CryptoLab is a freeware Cryptography application for Microsoft Windows, and incorporates text-based encryption / decryption through the use of plug-in cipher modules. Advanced features include SMTP email support, a Key Manager and pseudo-random key generation. Features list: Plug-in cipher modules. Advanced pseudo-random key generation. Easy-to-use tabbed interface for text files. Key...

Category: Security & Privacy / Encrypting
Publisher: EJC Cryptography, License: Freeware, Price: USD $0.00, File Size: 809.0 KB
Platform: Windows

Shareware
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Performs computations associated with matrices, including solution of linear systems of equations (even least squares solution of over-determined or inconsistent systems and solution by LU factors), matrix operations (add, subtract, multiply), findin

Performs computations associated with matrices, including solution of linear systems of equations (even least squares solution of over-determined or inconsistent systems and solution by LU factors), matrix operations (add, subtract, multiply), finding the determinant, trace, inverse, adjoint, QR or LU factors, eigenvalues and eigenvectors, establish the definiteness of a Symmetric...

Category: Business & Finance / Personal Finance
Publisher: Orlando Mansur, License: Shareware, Price: USD $15.00, File Size: 2.2 MB
Platform: Windows

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In cryptography, RC4 (also known as ARC4 or ARCFOUR meaning Alleged RC4, see below) is the most widely used software stream cipher and is used in popular protocols such as Secure Sockets Layer (SSL) (to protect Internet traffic) and WEP (to secure wi

In Cryptography, RC4 (also known as ARC4 or ARCFOUR meaning Alleged RC4, see below) is the most widely used software stream cipher and is used in popular protocols such as Secure Sockets Layer (SSL) (to protect Internet traffic) and WEP (to secure wireless networks). While remarkable for its simplicity and speed in software, RC4 has weaknesses that argue against its use in new systems....

Category: Utilities / System Utilities
Publisher: Sysop Scripts, License: Freeware, Price: USD $0.00, File Size: 1.2 MB
Platform: Windows

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Androsa Portable FileProtector application was designed to be a professional software that protects any type of file encrypting completely the content with the most advanced systems of cryptography.

Androsa Portable FileProtector application was designed to be a professional software that protects any type of file encrypting completely the content with the most advanced systems of Cryptography. Portable Androsa FileProtector allows to put to the sure sensitive file or personal file that do not have to be used/viewed from people not authorized that they have logging to the pc and/or...

Category: Security & Privacy / Encrypting
Publisher: AndrosaSoft, License: Freeware, Price: USD $0.00, File Size: 12.0 MB
Platform: Windows, All

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C++ Crypt library includes hash algorithms (SHA256, MD5), symmetric encryption/decryption algorithms (RC6, AES (RIJNDAEL)), PKI RSA algorithms and BASE64 encoding/decoding algorithms. .

C++ Crypt library includes hash algorithms (SHA256, MD5), symmetric encryption/decryption algorithms (RC6, AES (RIJNDAEL)), PKI RSA algorithms and BASE64 encoding/decoding algorithms.

Category: Security & Privacy / Encrypting
Publisher: terimber.com, License: Freeware, Price: USD $0.00, File Size: 176.0 KB
Platform: Linux, Windows

Shareware
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Have you ever looked at a laminated feature ring of a segmented bowl wondering how it was done?

Have you ever looked at a laminated feature ring of a segmented bowl wondering how it was done? Well, wonder no more. The truth is, using laminations to create feature rings is far easier than the results would indicate. The process is simply putting a board on your saw at a predetermined miter angle, cutting it into strips, flipping alternate strips left-to-right or top-to-bottom and gluing...

Category: Multimedia & Design / Digital Media Editors
Publisher: Woodturner PRO, Inc., License: Shareware, Price: USD $50.00, File Size: 1.8 MB
Platform: Windows

Matrix ActiveX Component Screenshot
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The Matrix ActiveX Component is a useful tool that can simplify the use of matrix operations for mathematical computations in application development.

The Matrix ActiveX Component is a useful tool that can simplify the use of matrix operations for mathematical computations in application development.

It provides for matrix operations such as addition, subtraction, multiplication, inversion, transpose, and computation of determinant, LU and Cholesky decompositions. Advanced edition additionally supports QR and Singular Value (SVD)...

Category: Software Development / ActiveX
Publisher: Bluebit Software, License: Demo, Price: USD $49.00, File Size: 467.0 KB
Platform: Windows

Shareware
QuickCrypt Library Screenshot
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Fast, highly optimized implementation of symmetric (private-key) encryption algorithms: DES, Triple DES (3DES), DESX, BLOWFISH, RIJNDAEL (AES-Advanced Encryption Standard),GOST. Allows to encrypt/decrypt files, memory blocks, strings, streaming data.

A fast, highly optimized implementation of Symmetric (private-key) encryption/decryption algorithms: DES, Triple DES (3DES), DESX, BLOWFISH, RIJNDAEL (AES - Advanced Encryption Standard), GOST (USSR/Russian Encryption Standard). It supports 5 modes of operation: ECB (Electronic Codebook), CBC (Cipher Block Chaining), CFB (Cipher Feedback), OFB (Output Feedback), CTR (Counter mode). The...

Category: Software Development
Publisher: SlavaSoft Inc., License: Shareware, Price: USD $149.95, File Size: 400.0 KB
Platform: Windows

5 Stars5 Stars5 Stars5 Stars5 Stars Freeware
Kryptelite Screenshot
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Kryptelite is a complete encryption solution using strong cryptography for protecting sensitive files, designed to be resistant to hardware failures. Even if the computer crashes in the middle of encryption step, no data will be lost.

Encryption is the core of any Internet era security system - it is the only way to guarantee that critical data are immune to theft. Kryptelite is a complete encryption solution using strong Cryptography for protecting sensitive files. Kryptelite has been designed to be as robust as possible and resistant to hardware failures. Even if the computer crashes in the middle of encryption...

Category: Security & Privacy / Encrypting
Publisher: Inv Softworks LLC, License: Freeware, Price: USD $0.00, File Size: 7.5 MB
Platform: Windows

Freeware
encrypted::Mail Screenshot
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encrypted::Mail allows users to send encrypted emails to anyone with ease, regardless of the users or recipients existing mail client. encrypted::Mail uses symmetric encryption and allows senders to add a pass phrase for additional security.

encrypted::Mail allows users to send encrypted emails to anyone with ease, regardless of the users or recipients existing mail client. encrypted::Mail uses symmetric encryption and allows senders to add a pass phrase for additional security.

Category: Utilities
Publisher: Data Fortress, License: Freeware, Price: USD $0.00, File Size: 2.0 MB
Platform: Windows

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Dial-a-fix is a collection of ?

Dial-a-fix is a collection of ?known fixes? that have been compiled over the past year that really knock out some serious Windows problems, all with one or two clicks. It tackles issues with SSL/Cryptography, Windows Update, Microsoft Installer, and many

Category: Utilities / Misc. Utilities
Publisher: djlizard.net, License: Freeware, Price: USD $0.00, File Size: 328.0 KB
Platform: Windows, 2K, 2K3

5 Stars5 Stars5 Stars5 Stars5 Stars Freeware
WinGPG Screenshot
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Free encryption tool with simple and powerful interface to protect your data. Its open source software based on GPG public-key cryptography to encrypt/decrypt files and sign/verify digital signatures. Its free to download and easy to use.

WinGPG developed by Scand Ltd. is a tray-based classical Windows application and a classic GPGv2 distribution (we use the Cryptography from the official site without making any modifications). It supports the following operations: Encryption/Decryption (we offer automatic zipping at encryption time, so your files are ready to be transmitted via email or any instant messenger...

Category: Security & Privacy / Encrypting
Publisher: Scand Ltd., License: Freeware, Price: USD $0.00, File Size: 9.4 MB
Platform: Windows

Keeping Your Secrets Secret: SDS Screenshot
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SDS is an e-security suite of crypto e-mail, secure password manager, zip manager and For-Your-Eyes-Only content viewer.

SDS is an e-security suite of crypto e-mail, secure password manager, zip manager and For-Your-Eyes-Only content viewer.
The unique e-mail security caters for the privacy of all web mail and POP3 users. SDS uses RSA 8192-bits public key Cryptography and AES 256-bits. All Symmetric encryption uses random numbers as keys and our own Seecrets Signature-Free technology.
The...

Category: Internet
Publisher: seecrets.biz, License: Freeware, Price: USD $0.00, File Size: 2.9 MB
Platform: Windows

Shareware
Cryptosystem ME6 Screenshot
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Windows software for encryption and decryption of single files or multiple files in a single operation for secure storage or secure transmission. It uses a 500-bit key for security, and has features designed to minimize the chances of user error.

Cryptosystem ME6 is a Windows program which uses a Symmetric key encryption system to encrypt information in either a single file or in multiple files (at once) so that it cannot be read by those not knowing the key. Data is encrypted using a key which is from 16 to 64 characters long, and which can be either a phrase or a sequence of 64 random bytes (the software provides a way for you...

Category: Utilities
Publisher: Hermetic Systems, License: Shareware, Price: USD $33.00, File Size: 1.5 MB
Platform: Windows

Demo
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Amazingly enough, a very different new board game was still possible.

Amazingly enough, a very different new board game was still possible. Symmetries includes 2 options or sub games. The program places at random checkers of few different types in the cells of a grided board. The shape of the board may be chosen from three types: a square, a triangle or an hexagon. The density of the grid can also be chosen. In the case of a square, four axes that start at the...

Category: Games / Puzzles
Publisher: Nyassa, License: Demo, Price: USD $17.95, File Size: 3.0 MB
Platform: Windows

Freeware
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This multi-user system and its companion (Crypto Distributor) are parts of a crypto-system based on established asymmetric public key and symmetric key crypto-algorithms (such as RSA and AES).

This multi-user system and its companion (Crypto Distributor) are parts of a crypto-system based on established asymmetric public key and Symmetric key crypto-algorithms (such as RSA and AES). It is the first embodiment of our next generation soft token based declarative cryptographic key, access right and digital source distribution and management technology. It can be used as a...

Category: Security & Privacy / Encrypting
Publisher: CryptoGateway Software Inc, License: Freeware, Price: USD $0.00, File Size: 3.7 MB
Platform: Windows

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License:  All 1 2 | Free