B4X

Load a CSR and Examine the Contents

See more CSR Examples

Demonstrates how to load a Certificate Signing Request (CSR) and examine the contents.

Note: This example requires Chilkat v9.5.0.65 or greater.

B4X

Dim success As Boolean = False

'  Note: Requires Chilkat v9.5.0.65 or greater.

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

Dim csr As ChilkatCsr
csr.Initialize

'  Load a CSR PEM file.  The file should contain content that looks like this:
'  
'  	-----BEGIN CERTIFICATE REQUEST-----
'  	MIIC6jCCAdICAQAwgaQxITAfBgNVBAMMGG15c3ViZG9tYWluLm15ZG9tYWluLmNv
'  	bTELMAkGA1UEBhMCR0IxDjAMBgNVBAgMBVlvcmtzMQ0wCwYDVQQHDARZb3JrMSEw
'  	HwYDVQQKDBhJbnRlcm5ldCBXaWRnaXRzIFB0eSBMdGQxCzAJBgNVBAsMAklUMSMw
'  	IQYJKoZIhvcNAQkBFhRzdXBwb3J0QG15ZG9tYWluLmNvbTCCASIwDQYJKoZIhvcN
'  	AQEBBQADggEPADCCAQoCggEBALnQ0un/wF8whk+gPuiAlf3qvx14jgAOV6Erm6EB
'  	H7WACPCpnKcm/8KP+7uoPiwRQaENhMeCgf45vcivl2p6aAn/spLXyEkXyw2d8wFb
'  	YYAGRkiz4Xf7ASJiKuwcOtORz+sSDzgtdfokHfXU1cYeFE2yQhSdLUY5fMn425+g
'  	KoEEsRSjSDe6AKru4+4iGNrLKd8pB9IA5/jOE139IkWlB9r5fEPD5bUTsgqXk9eb
'  	68O0gc712V2eZK07N24lDmFC4bIMTD4csDWocR5hFHXj7NX7c8sOBDcpEb9mPIk4
'  	elxubnhkfnjhOi4J3lDHcT/0ALnbLhf9LnaiKqs+5VcVZvECAwEAAaAAMA0GCSqG
'  	SIb3DQEBBQUAA4IBAQC0AETLIcP3foh5nbu2hVFS8uCUNZ5hEIR1eXmYZmZoBQq2
'  	26ZAoT4CZwixlggC+n7WvAXJ5Pzxpl4wLV4loTiQzaKPX1w0ERo5ZRwLy0n56oG2
'  	6QG+WTViT1C8rlgtVwkCFNOXr0kSSRs8FdaPllqKxK1hxYSL7zwNpumsk39F2cDt
'  	vhcekvH0V3BuGrQFm3dKN/0azW6GOod9+Vq4VzSyOe3kp15oxLBsZOFOu/REujcw
'  	Tzu2jt1asQKUm60CZ9wNHpYepR0Ww40uP1slbehEaFDa6V8b60/tlHHmBbJ4/fy5
'  	hJnYCvjzFz4O9VtT+JtP9ldRHWV3KpZ8ne3AjD+F
'  	-----END CERTIFICATE REQUEST-----

Dim fac As ChilkatFileAccess
fac.Initialize
Dim csrPem As String = fac.ReadEntireTextFile("qa_data/csr/csr1.pem", "utf-8")

success = csr.LoadCsrPem(csrPem)
If success <> True Then
    Log(csr.LastErrorText)
    Return
End If


'  Examine the contents.
'  If the CSR does not contain a field, the property will
'  contain an empty string.

Log("Common Name: " & csr.CommonName)

'  Country Name (2 letter code)
Log("Country: " & csr.Country)

'  State or Province Name (full name)
Log("State: " & csr.State)

'  Locality Name (eg, city)
Log("Locality: " & csr.Locality)

'  Organization Name (eg, company)
Log("Company: " & csr.Company)

'  Organizational Unit Name (eg, secion/division)
Log("Company Division: " & csr.CompanyDivision)

Log("Email Address: " & csr.EmailAddress)