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(MFC) SFTP Authenticate SecureDemonstrates how to do SFTP password authentication with secure strings. This example requires Chilkat v9.5.0.71 or greater.
#include <CkJsonObject.h> #include <CkCrypt2.h> #include <CkSecureString.h> #include <CkSFtp.h> void ChilkatSample(void) { CkString strOut; // This example requires the Chilkat API to have been previously unlocked. // See Global Unlock Sample for sample code. bool success; // Imagine we've previously saved our encrypted login and password within a JSON config file // that contains this: // { // "ssh_login": "2+qylFfC56Ck7OQQt/U2/w==", // "ssh_password": "5neIq9Jmn0E3p71N6Yc8TA==" // } CkJsonObject json; json.LoadFile("qa_data/passwords/ssh.json"); CkCrypt2 crypt; // These are the encryption settings we previously used to encrypt the credentials within the JSON config file. crypt.put_CryptAlgorithm("aes"); crypt.put_CipherMode("cbc"); crypt.put_KeyLength(128); crypt.SetEncodedKey("000102030405060708090A0B0C0D0E0F","hex"); crypt.SetEncodedIV("000102030405060708090A0B0C0D0E0F","hex"); crypt.put_EncodingMode("base64"); CkSecureString ssLogin; CkSecureString ssPassword; // Decrypt to the secure string. (the strings will still held in memory encrypted, but are now encrypted using // a randomly generated session key.) crypt.DecryptSecureENC(json.stringOf("ssh_login"),ssLogin); crypt.DecryptSecureENC(json.stringOf("ssh_password"),ssPassword); CkSFtp sftp; success = sftp.Connect("MY-SSH-SERVER-DOMAIN-OR-IP",22); if (success != true) { strOut.append(sftp.lastErrorText()); strOut.append("\r\n"); SetDlgItemText(IDC_EDIT1,strOut.getUnicode()); return; } // Authenticate using secure strings success = sftp.AuthenticateSecPw(ssLogin,ssPassword); if (success != true) { strOut.append(sftp.lastErrorText()); strOut.append("\r\n"); SetDlgItemText(IDC_EDIT1,strOut.getUnicode()); return; } strOut.append("SFTP Authentication successful."); strOut.append("\r\n"); sftp.Disconnect(); SetDlgItemText(IDC_EDIT1,strOut.getUnicode()); } |
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