PowerShell

Load RSA Public Key from Hex Modulus and Exponent

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Load an RSA public key from a hex modulus and exponent. PowerShell

Add-Type -Path "C:\chilkat\ChilkatDotNet47-x64\ChilkatDotNet47.dll"

$success = $false

# Load a 128-byte (1024-bit) modulus + exponent into a Chilkat public key object..
$modulus = "BF5F4AF9A018B5F324A0C10448C0D3248D9BE78967FDC551A27876AC5789ADCBA8245D3D942AE3799563D895DA801E765D225A54FA15DAB2C4731DD817DCF94A9AD62197074C2349442093A206234BF3747F0E88AA6F538355684CC1FB26FCE029C9050A1DAF9F507C2BABF6EFC9FB16320C8036721BE0279FBB76122C41E429"

$exponent = "00000003"

# We'll need to re-encode from hex to base64..
$bdModulus = New-Object Chilkat.BinData
$bdModulus.AppendEncoded($modulus,"hex")
$bdExponent = New-Object Chilkat.BinData
$bdExponent.AppendEncoded($exponent,"hex")

$xml = New-Object Chilkat.Xml
$xml.Tag = "RsaKeyValue"
$xml.NewChild2("Modulus",$bdModulus.GetEncoded("base64"))
$xml.NewChild2("Exponent",$bdExponent.GetEncoded("base64"))

# Now load into the pubkey object..
$pubkey = New-Object Chilkat.PublicKey
$success = $pubkey.LoadFromString($xml.GetXml())
if ($success -eq $false) {
    $($pubkey.LastErrorText)
    exit
}

$("Success.")