Sample code for 30+ languages & platforms
Chilkat2-Python

Find Certificate by Email Address

Locate the certificate containing the specified email address in either the RFC822 Name or the Subject.

Note: This example requires Chilkat v10.1.2 or later.

Chilkat Chilkat2-Python Downloads

Chilkat2-Python
import sys
import chilkat2

success = False

certStore = chilkat2.CertStore()

# This opens the Current User certificate store on Windows,
# On MacOS and iOS it opens the default Keychain.
readOnly = True
success = certStore.OpenCurrentUserStore(readOnly)
if (success == False):
    print(certStore.LastErrorText)
    sys.exit()

# Locate the certificate containing the specified email address in either the RFC822 Name or the Subject.
json = chilkat2.JsonObject()
email_address = "harold@example.com"
json.UpdateString("email",email_address)

cert = chilkat2.Cert()
success = certStore.FindCert(json,cert)
if (success == True):
    # Show the full distinguished name of the certificate.
    print("Found: " + cert.SubjectDN)
else:
    print("Not found.")