Created
May 17, 2023 01:12
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| import socket | |
| import ssl | |
| import datetime | |
| import pprint | |
| now = datetime.datetime.now() | |
| # Create an SSL context | |
| ssl_context = ssl.create_default_context() | |
| # Get the loaded CA certificates | |
| ca_certs = ssl_context.get_ca_certs() | |
| print("Listing all local certs...") | |
| # Extract the 'commonName' and 'organizationName' from the issuer | |
| for cert in ca_certs: | |
| issuer = {k: v for d in cert['issuer'] for (k, v) in d} | |
| common_name = issuer.get('commonName') | |
| organization_name = issuer.get('organizationName') | |
| not_after = cert['notAfter'] | |
| print(f"Common Name: {common_name}") | |
| print(f"Organization Name: {organization_name}") | |
| print(f"Expiration Date: {not_after}") | |
| timestamp = datetime.datetime.strptime(not_after, "%b %d %H:%M:%S %Y %Z") | |
| if now > timestamp: | |
| print(f"Cert with Common Name = {common_name} and Organization Name = {organization_name} has EXPIRED!") | |
| conn = ssl_context.wrap_socket(socket.socket(socket.AF_INET),server_hostname="ssl.com") | |
| conn.connect(("ssl.com", 443)) | |
| cert = conn.getpeercert() | |
| pprint.pprint(cert) |
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