Visual Basic 6.0

REST Basic Auth with Secure Strings

Demonstrates how to do REST Basic authentication using secure strings.

This example requires Chilkat v9.5.0.71 or greater.

Visual Basic 6.0

Dim success As Long
success = 0

' This example requires the Chilkat API to have been previously unlocked.
' See Global Unlock Sample for sample code.

' Imagine we've previously saved our encrypted login and password within a JSON config file
' that contains this:

' {
'   "http_login": "mCrOmA7mBA7Au9RuJGb9hw==",
'   "http_password": "jJtiI9TgErTTpqBz9JtHBw=="
' }

Dim json As New ChilkatJsonObject
success = json.LoadFile("qa_data/passwords/http.json")

Dim crypt As New ChilkatCrypt2

' These are the encryption settings we previously used to encrypt the credentials within the JSON config file.
crypt.CryptAlgorithm = "aes"
crypt.CipherMode = "cbc"
crypt.KeyLength = 128
crypt.SetEncodedKey "000102030405060708090A0B0C0D0E0F","hex"
crypt.SetEncodedIV "000102030405060708090A0B0C0D0E0F","hex"
crypt.EncodingMode = "base64"

Dim ssLogin As New ChilkatSecureString
Dim ssPassword As New ChilkatSecureString

' Decrypt to the secure string.  (the strings will still held in memory encrypted, but are now encrypted using
' a randomly generated session key.)
success = crypt.DecryptSecureENC(json.StringOf("http_login"),ssLogin)
success = crypt.DecryptSecureENC(json.StringOf("http_password"),ssPassword)

Dim rest As New ChilkatRest

' Connect to a REST server.
Dim bTls As Long
bTls = 1
Dim port As Long
port = 443
Dim bAutoReconnect As Long
bAutoReconnect = 1
success = rest.Connect("chilkatsoft.com",port,bTls,bAutoReconnect)

' Cause the "Authorization: Basic ..." header to be added to HTTP requests
success = rest.SetAuthBasicSecure(ssLogin,ssPassword)

Dim responseJson As String
responseJson = rest.FullRequestNoBody("GET","/helloWorld.html")
If (rest.LastMethodSuccess <> 1) Then
    Debug.Print rest.LastErrorText
    Exit Sub
End If

' Show the LastRequestHeader that was sent.
Debug.Print rest.LastRequestHeader

' The LastRequestHeader looks like this:

' Host: chilkatsoft.com
' Authorization: Basic bXlIdHRwTG9naW46bXlIdHRwUGFzc3dvcmQ=