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#
# This file is part of pysnmp software.
#
# Copyright (c) 2005-2019, Ilya Etingof <etingof@gmail.com>
# License: http://snmplabs.com/pysnmp/license.html
#
from pysnmp.proto.secmod.eso.priv import aesbase
class AesBlumenthal256(aesbase.AbstractAesBlumenthal):
"""AES 256 bit encryption (Internet draft)
http://tools.ietf.org/html/draft-blumenthal-aes-usm-04
"""
serviceID = (1, 3, 6, 1, 4, 1, 9, 12, 6, 1, 2) # cusmAESCfb256PrivProtocol
keySize = 32
class Aes256(aesbase.AbstractAesReeder):
"""AES 256 bit encryption (Internet draft)
Reeder AES encryption with non-standard key localization algorithm
borrowed from Reeder 3DES draft:
http://tools.ietf.org/html/draft-blumenthal-aes-usm-04
https://tools.ietf.org/html/draft-reeder-snmpv3-usm-3desede-00
Known to be used by many vendors including Cisco and others.
"""
serviceID = (1, 3, 6, 1, 4, 1, 9, 12, 6, 1, 102) # cusmAESCfb256PrivProtocol (non-standard OID)
keySize = 32
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