AutoIt

SFTP Host Key Fingerprint

See more SFTP Examples

Demonstrates how to get the SSH server's host key fingerprint after connecting. AutoIt

Local $bSuccess = False

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

$oSftp = ObjCreate("Chilkat.SFtp")

Local $sHostname = "sftp.example.com"
Local $iPort = 22
$bSuccess = $oSftp.Connect($sHostname,$iPort)
If ($bSuccess <> True) Then
    ConsoleWrite($oSftp.LastErrorText & @CRLF)
    Exit
EndIf

; Get the classic MD5 fingeprint
Local $sMd5_fingerprint = $oSftp.HostKeyFingerprint
ConsoleWrite($sMd5_fingerprint & @CRLF)

; Sample output:
; ssh-rsa 3072 21:b0:d8:41:4e:ef:78:10:20:af:01:b7:71:5d:eb:94

; Starting in Chilkat v9.5.0.92, we can also get the SHA256 fingerprint.
; (it is also possible to get fingerprints using other hash algorithms such as SHA384, SHA512, etc.)

Local $bIncludeKeyType = True
Local $bIncludeHashName = True
Local $sha256_fingerprint = $oSftp.GetHostKeyFP("SHA256",$bIncludeKeyType,$bIncludeHashName)
ConsoleWrite($sha256_fingerprint & @CRLF)

; Sample output:
; ssh-rsa SHA256:Ufgj480OsdsCZRjj9sSNM6fpgIcSJ61RsIG8usndUIY=

; The key type and hash name can be optionally included or not.
$bIncludeKeyType = False
$bIncludeHashName = True
$sha256_fingerprint = $oSftp.GetHostKeyFP("SHA256",$bIncludeKeyType,$bIncludeHashName)
ConsoleWrite($sha256_fingerprint & @CRLF)

; SHA256:Ufgj480OsdsCZRjj9sSNM6fpgIcSJ61RsIG8usndUIY=

$bIncludeKeyType = True
$bIncludeHashName = False
$sha256_fingerprint = $oSftp.GetHostKeyFP("SHA256",$bIncludeKeyType,$bIncludeHashName)
ConsoleWrite($sha256_fingerprint & @CRLF)

; ssh-rsa Ufgj480OsdsCZRjj9sSNM6fpgIcSJ61RsIG8usndUIY=

$bIncludeKeyType = False
$bIncludeHashName = False
$sha256_fingerprint = $oSftp.GetHostKeyFP("SHA256",$bIncludeKeyType,$bIncludeHashName)
ConsoleWrite($sha256_fingerprint & @CRLF)

; Ufgj480OsdsCZRjj9sSNM6fpgIcSJ61RsIG8usndUIY=