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William-Hill/x509_subject_string.py

Created April 19, 2018 22:34
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Get X509 subject name as string using Pyopenssl
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x509_subject_string.py
import OpenSSL
def get_x509_subject_string(cert_name):
x509 = OpenSSL.crypto.load_certificate(OpenSSL.crypto.FILETYPE_PEM, open(cert_name).read())
subject_components = x509.get_subject().get_components()
subject_string = ""
for component in subject_components:
subject_string = subject_string + "/" + component[0] + "=" + component[1]
return subject_string
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