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Delphi and C++Builder cryptography library.

Features

Uses standard Windows Cryptography API: Next Generation (CNG)
Available for Delphi/C++Builder 7 - 12 and Lazarus 3.4
Supports Windows 32 and Windows 64
Source code included in registered version
Royalty free distribution in applications

Note: Crypto library code doesn't contain implementation of any crypto algorithm.

Installation

1. unpack crypto.zip file to some folder
2. copy all files from Delphi12 subfolder (when using Delphi 12) to Examples\Delphi subfolder
3. open demo example Demo.dpr located in Examples\Delphi subfolder and compile it

What's new

Version 1.4
updated CNG API

Version 1.3
added Delphi/C++Builder 12 files

Version 1.2
added TKey class
added THashAlgorithm enumeration
added TPadding enumeration
added Validate parameter to TKeyPair constructor
added TKeyPair.Encrypt methods
added TKeyPair.Decrypt methods
added Padding parameter to TKeyPair.Sign methods
added Padding parameter to TKeyPair.Verify methods
bug fixes and improvements
improved demo example

Version 1.1
added TSymmetricKey.AuthenticationTagIncrement property
added TSymmetricKey.AuthenticationTagMaxLength property
added TSymmetricKey.AuthenticationTagMinLength property
added TSymmetricKey.BlockLengths property
added TSymmetricKey.KeyIncrement property
added TSymmetricKey.KeyMaxLength property
added TSymmetricKey.KeyMinLength property
added AuthenticationTag parameter to TSymmetricKey.Encrypt methods
added AuthenticationTag parameter to TSymmetricKey.Decrypt methods
added Nonce parameter to TSymmetricKey.Encrypt methods
added Nonce parameter to TSymmetricKey.Decrypt methods
bug fixes and improvements
improved demo example