StreamSec Public Key Cryptography Tools 4.0 is a subset of StreamSec Tools 4.0 and was primarily intended as an add-on to StreamSec Tools 2.x, when targeting the Win64 platform. StreamSec Tools 2.2 will, when compiled for Win64, redirect all large integer arithmetic operations, to units only available in StreamSec Tools 4.0 and in PKC Tools 4.0.

PKC Tools 4.0 includes independent implementations of the following algorithms:

• AES
• SHA-1, SHA-2
• RSA
• DH/ECDH
• DSA/ECDSA
• DRBG-AES-CTR

PKC Tools 4.0 supports the Win32 target and Win64, OSX, Android and iOS where available.