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Posted 14 Jun 2006

Build your own cryptographically safe server/client protocol

, 21 Jun 2006
This article presents all you need to implement your own secure protocol using variable keysize RSA encryption/decryption, digital signing, multi precision library, Diffie-Hellman key exchange, Rijndael, and more. Everything is converged into a secure IOCP client/server chat server.
// stdafx.h : include file for standard system include files,
//  or project specific include files that are used frequently, but
//      are changed infrequently

#if !defined(AFX_STDAFX_H__92A40B16_537B_4A66_A277_52164D795608__INCLUDED_)
#define AFX_STDAFX_H__92A40B16_537B_4A66_A277_52164D795608__INCLUDED_

#if _MSC_VER > 1000
#pragma once
#endif // _MSC_VER > 1000

#define VC_EXTRALEAN		// Exclude rarely-used stuff from Windows headers
#define  WIN32_LEAN_AND_MEAN //  exclude rarely-used services from Windows headers
#ifndef WINVER// Allow use of features specific to Windows 95 and Windows NT 4 or later.
#define WINVER 0x0500// Change this to the appropriate value to target Windows 98 and Windows 2000 or later.

#ifndef _WIN32_WINDOWS// Allow use of features specific to Windows 98 or later.
#define _WIN32_WINDOWS 0x0500 // Change this to the appropriate value to target Windows Me or later.

#include <afxwin.h>         // MFC core and standard components
#include <afxext.h>         // MFC extensions
//#include <afxdtctl.h>		// MFC support for Internet Explorer 4 Common Controls
#include <afxcmn.h>			// MFC support for Windows Common Controls

// Microsoft Visual C++ will insert additional declarations immediately before the previous line.

#endif // !defined(AFX_STDAFX_H__92A40B16_537B_4A66_A277_52164D795608__INCLUDED_)

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About the Author

Program Manager
Sweden Sweden
Amin Gholiha.
- Master of Science in Information Technology.
- Degree of Master of Education.
Knowledge/interest: programming (.NET,Visual, C#/C++), neural network, mathematical modeling, signal processing, sequence analysis, pattern recognition,robot technology, system design, security and business management systems. For business proposal email, all other emails will be ignored.
Current Work:
Project Manager (the best free e-signature tool)

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