MarshallSoft C/C++ AES Library6.0
Publisher Description
AES encryption library that does 256 bit AES (Rijndael) encryption and decryption, Supports CBC and ECB mode, initialization vectors, PKCS7 padding, and Diffie-Hellman key exchange. Works with many C/C++ compilers including Microsoft C/C++ 4 and 6, Microsoft Visual Studio through 2022, MinGW GCC, Digital Mars, Watcom, LCC, and Borland. Works with Win32/Win64 through Windows 2011. Validated against the U.S. National Institute of Standards and Technology (NIST) "known answers" data set. Features of AES4C include:
- Performs 256-bit AES encryption and decryption.
- Includes Diffie-Hellman key exchange functions.
- Includes cryptographically secure pseudo random number generator.
- Does key generation from password phrases.
- Encrypts and decrypt files, strings, and byte data.
- Supports PKCS7 padding.
- Supports initialization vectors.
- Supports CBC (Cipher Block Chaining) mode.
- Supports ECB (Electronic Cookbook) mode.
- Supports SHA-256 cryptographic hash algorithm.
- Does random byte data generation.
- Allows concurrent encryption/decryption threads.
- Validated using "known answer tests" published by the National Institute of Standards and Technology.
- Includes multiple C/C++ example programs.
- Does not depend on support libraries (calls to core Windows API functions only).
- Royalty free distribution with your compiled application.
- C source code is available.
- Free technical support and updates for one year.
- Fully functional evaluation version available.
- Supports most C/C++ compilers: Microsoft, Borland, Watcom, LCC, GCC, Digital Mars.
- Supports all versions of 32-bit and 64-bit Microsoft C/C++ and Visual Studio C/C++.
- Includes 32-bit and 64-bit DLL files plus OBJ files for static linking.
- Works with 32-bit and 64-bit Windows through Windows 11
About MarshallSoft C/C++ AES Library
This Components & Libraries program is available in English. It was last updated on 12 October, 2026. MarshallSoft C/C++ AES Library is compatible with the following operating systems: Windows.
The company that develops MarshallSoft C/C++ AES Library is MarshallSoft Computing. The latest version released by its developer is 6.0. This version was rated by 1 users of our site and has an average rating of 5.0.
The download we have available for MarshallSoft C/C++ AES Library has a file size of 1.0 MB. Just click the green Download button above to start the downloading process. The program is listed on our website since 2022-02-14 and was downloaded 52 times. We have already checked if the download link is safe, however for your own protection we recommend that you scan the downloaded software with your antivirus. Your antivirus may detect the MarshallSoft C/C++ AES Library as malware if the download link is broken.
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- Click on the Download button on our website. This will start the download from the website of the developer.
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Version History
version 6.0
posted on 2022-02-14
Increased internal buffer size to 256K. Fixed problem handling large files in aesEncryptWrite() and aesReadDecrypt(). Replaced deprecated functions strcpy().and strlen(). Added Diffie-Hellman key exchange function aesMakeKeyPair() and aesMakeSharedKey(). Added Visual Studio C/C++ 2022 project files
version 5.0
posted on 2020-07-08
Replaced deprected function strncpy().Fixed internal problem with long (over 42 characters) pass phrases. Added function aesEncodeBase64 that Base64 encodes a data buffer. Added function aesDecodeBase64 that decodes a Base64 encoded data buffer.
version 5.0
posted on 2020-07-08
Replaced deprecated function strncpy().Fixed internal problem with long (over 42 characters) pass phrases. Added function aesEncodeBase64 that Base64 encodes a data buffer. Added function aesDecodeBase64 that decodes a Base64 encoded data buffer.
version 4.2
posted on 2018-07-05
Added cryptograhically secure pseudo-random number generator aesSecureRandom(). Added AES_GET_SECURE_SIZE to aesGetInteger()..
version 4.1
posted on 2017-06-23
Fixed problem in aesMakeUserKey() using AES_SHA256_METHOD. Added AES_MIXED_METHOD method to aesMakeUserKey(). Added aesSetInteger() and AES_SET_SEED that seeds the random number generator. Added aesShredFile() that shreds (overwrites with zeros then deletes) a file.
version 4.0
posted on 2016-11-16
Added aesEncryptBuffer() that encrypts a buffer of any length. Added aesDecryptBuffer() that decrypts (a previously encrypted) buffer. Added aesSaltPass() that "salts" passwords. Added aesRemovePad() that removes PKCS7 padding. Added HashDigest example program that computes SHA 256 hash digest.
version 1.0
posted on 2013-03-20
New release
