(AutoIt) Load EC Public Key from X,Y Values

Demonstrates how to load an EC public key from X and Y values.

Chilkat ActiveX Downloads ActiveX for 32-bit and 64-bit Windows

Local $bSuccess

; We have the following x and y values in base64 (for an EC point on the P-256 curve).
Local $sX = "Dn7uB1O7kgk74G6qfQwFJESeDnxO6lLjGZFWZJE16tw"
Local $sY = "iOWA5DInzK6nuUGvHJbMVq1Dpj248FqSV2teN3HzmhU"

; Build a JWK that looks like this:

; {
;   "kty": "EC",
;   "crv": "P-256",
;   "x": "Dn7uB1O7kgk74G6qfQwFJESeDnxO6lLjGZFWZJE16tw",
;   "y": "iOWA5DInzK6nuUGvHJbMVq1Dpj248FqSV2teN3HzmhU"
; }

$oJson = ObjCreate("Chilkat.JsonObject")
$oJson.UpdateString("kty","EC")
$oJson.UpdateString("crv","P-256")
$oJson.UpdateString("x",$sX)
$oJson.UpdateString("y",$sY)

; Load from the JWK.
$oPubkey = ObjCreate("Chilkat.PublicKey")
$bSuccess = $oPubkey.LoadFromString($oJson.Emit())
If ($bSuccess = False) Then
    ConsoleWrite($oPubkey.LastErrorText & @CRLF)
    Exit
EndIf

ConsoleWrite("Success." & @CRLF)