(Chilkat2-Python) Load P7B and List Certificates

Demonstrates how to load a .p7b containing certificates and accesses each individual certificate.

Chilkat2 Python Downloads install with pip pip3 install chilkat2 or download... Python Module for Windows, Linux, Alpine Linux, MacOS, Solaris

import sys
import chilkat2

# Unlock the Chilkat API.
# Starting in v9.5.0.49, all Chilkat classes can be unlocked at once at the beginning of a program
# by calling UnlockBundle.  It requires a Bundle unlock code.
chilkatGlob = chilkat2.Global()
success = chilkatGlob.UnlockBundle("Anything for 30-day trial.")
if (success != True):
    print(chilkatGlob.LastErrorText)
    sys.exit()

pem = chilkat2.Pem()

# Load the .p7b from a file.
success = pem.LoadP7bFile("/Users/chilkat/testData/p7b/myCerts.p7b")
if (success != True):
    print(pem.LastErrorText)
    sys.exit()

numCerts = pem.NumCerts
if (numCerts == 0):
    print(("Error: Expected the .p7b to contain certificates."))
    sys.exit()

# Access each certificate and show the DN (Distinguished Name)
for i in range(1,(numCerts)-1):
    # cert is a CkCert
    cert = pem.GetCert(i - 1)
    print(str(i) + ": " + cert.SubjectDN)