##### SUMMARY
The `get_certificate` module should support a cryptography backend, so PyOpenSSL can be deprecated / removed eventually.

##### ISSUE TYPE
- Feature Idea

##### COMPONENT NAME
get_certificate

'0.9.2342.19200300.100.1.6': ('roomNumber', ),
    '0.9.2342.19200300.100.1.7': ('photo', ),
    '0.9.2342.19200300.100.1.8': ('userClass', ),
    '0.9.2342.19200300.100.1.9': ('host', ),
    '0.9.2342.19200300.100.1.10': ('manager', ),
    '0.9.2342.19200300.100.1.11': ('documentIdentifier', ),
    '0.9.2342.19200300.100.1.12': ('documentTitle', ),
    '0.9.2342.19200300.100.1.13': ('documentVersion', ),
    '0.9.2342.19200300.100.1.14': ('documentAuthor', ),
    '0.9.2342.19200300.100.1.15': ('documentLocation', ),
    '0.9.2342.19200300.100.1.20': ('homeTelephoneNumber', ),
    '0.9.2342.19200300.100.1.21': ('secretary', ),
    '0.9.2342.19200300.100.1.22': ('otherMailbox', ),
    '0.9.2342.19200300.100.1.23': ('lastModifiedTime', ),
    '0.9.2342.19200300.100.1.24': ('lastModifiedBy', ),
    '0.9.2342.19200300.100.1.25': ('domainComponent', 'DC'),
    '0.9.2342.19200300.100.1.26': ('aRecord', ),
    '0.9.2342.19200300.100.1.27': ('pilotAttributeType27', ),
    '0.9.2342.19200300.100.1.28': ('mXRecord', ),
    '0.9.2342.19200300.100.1.29': ('nSRecord', ),
    '0.9.2342.19200300.100.1.30': ('sOARecord', ),
    '0.9.2342.19200300.100.1.31': ('cNAMERecord', ),
    '0.9.2342.19200300.100.1.37': ('associatedDomain', ),
    '0.9.2342.19200300.100.1.38': ('associatedName', ),
    '0.9.2342.19200300.100.1.39': ('homePostalAddress', ),
    '0.9.2342.19200300.100.1.40': ('personalTitle', ),
    '0.9.2342.19200300.100.1.41': ('mobileTelephoneNumber', ),
    '0.9.2342.19200300.100.1.42': ('pagerTelephoneNumber', ),
    '0.9.2342.19200300.100.1.43': ('friendlyCountryName', ),
    '0.9.2342.19200300.100.1.44': ('uniqueIdentifier', 'uid'),