1# 2# This file is part of pysnmp software. 3# 4# Copyright (c) 2005-2019, Ilya Etingof <etingof@gmail.com> 5# License: http://snmplabs.com/pysnmp/license.html 6# 7from pysnmp.proto.secmod.eso.priv import aesbase 8 9 10class AesBlumenthal256(aesbase.AbstractAesBlumenthal): 11 """AES 256 bit encryption (Internet draft) 12 13 http://tools.ietf.org/html/draft-blumenthal-aes-usm-04 14 """ 15 serviceID = (1, 3, 6, 1, 4, 1, 9, 12, 6, 1, 2) # cusmAESCfb256PrivProtocol 16 keySize = 32 17 18 19class Aes256(aesbase.AbstractAesReeder): 20 """AES 256 bit encryption (Internet draft) 21 22 Reeder AES encryption with non-standard key localization algorithm 23 borrowed from Reeder 3DES draft: 24 25 http://tools.ietf.org/html/draft-blumenthal-aes-usm-04 26 https://tools.ietf.org/html/draft-reeder-snmpv3-usm-3desede-00 27 28 Known to be used by many vendors including Cisco and others. 29 """ 30 serviceID = (1, 3, 6, 1, 4, 1, 9, 12, 6, 1, 102) # cusmAESCfb256PrivProtocol (non-standard OID) 31 keySize = 32 32