Delphi Cryptography Page - Implementations of many of the most useful symmetric encryption algorithms in native Object Pascal, as well as several secure cryptographic hashes. Freeware. BisonWare blowfish - A Delphi shareware control that offers encryption of blocks and files, as well as the possibility to store and recover the original file name from the encrypted file. By Nick Barnes Delphi encryption software from TSM Inc. - Professional quality tools for adding symmetric (Blowfish, Twofish, DES etc.) and public key encryption (Elliptic Curve, RSA) into Delphi and C++Builder applications, as well as cryptographic hashes and copy protection software. Freeware and Commercial versions available. Delphi HASP components - Allows you to integrate with HASP keys through Delphi, by publishing the HASP API as Delphi functions. By Serge Sushko. The Digital Keys Library - Win32 DLL written in Delphi with a set of high-level functions to encrypt text and/or add a digital signature. RSA, IDEA, MD5. Data packet and key format compatible with PGP. Torry`s Delphi Pages (Security section) - A comprehensive collection of security and encryption components from one of the most useful web resources for the Delphi developer. Triade systems - Public key encryption in native Delphi Pascal. Includes several of the most common algorithms including RSA and ElGamal and a huge integer library. Freeware.