(Lianja) SFTP Host Key Fingerprint

See more SFTP Examples

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

Chilkat Lianja Extension Download Chilkat Lianja Extension

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

loSftp = createobject("CkSFtp")

lcHostname = "sftp.example.com"
lnPort = 22
llSuccess = loSftp.Connect(lcHostname,lnPort)
if (llSuccess <> .T.) then
    ? loSftp.LastErrorText
    release loSftp
    return
endif

// Get the classic MD5 fingeprint
lcMd5_fingerprint = loSftp.HostKeyFingerprint
? lcMd5_fingerprint

// 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.)

llIncludeKeyType = .T.
llIncludeHashName = .T.
lcSha256_fingerprint = loSftp.GetHostKeyFP("SHA256",llIncludeKeyType,llIncludeHashName)
? lcSha256_fingerprint

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

// The key type and hash name can be optionally included or not.
llIncludeKeyType = .F.
llIncludeHashName = .T.
lcSha256_fingerprint = loSftp.GetHostKeyFP("SHA256",llIncludeKeyType,llIncludeHashName)
? lcSha256_fingerprint

// SHA256:Ufgj480OsdsCZRjj9sSNM6fpgIcSJ61RsIG8usndUIY=

llIncludeKeyType = .T.
llIncludeHashName = .F.
lcSha256_fingerprint = loSftp.GetHostKeyFP("SHA256",llIncludeKeyType,llIncludeHashName)
? lcSha256_fingerprint

// ssh-rsa Ufgj480OsdsCZRjj9sSNM6fpgIcSJ61RsIG8usndUIY=

llIncludeKeyType = .F.
llIncludeHashName = .F.
lcSha256_fingerprint = loSftp.GetHostKeyFP("SHA256",llIncludeKeyType,llIncludeHashName)
? lcSha256_fingerprint

// Ufgj480OsdsCZRjj9sSNM6fpgIcSJ61RsIG8usndUIY=


release loSftp