/usr/lib/ruby/vendor_ruby/net/ssh/transport/kex/diffie_hellman_group_exchange_sha256.rb is in ruby-net-ssh 1:2.5.2-2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 | require 'net/ssh/transport/kex/diffie_hellman_group_exchange_sha1'
module Net::SSH::Transport::Kex
if defined?(OpenSSL::Digest::SHA256)
# A key-exchange service implementing the
# "diffie-hellman-group-exchange-sha256" key-exchange algorithm.
class DiffieHellmanGroupExchangeSHA256 < DiffieHellmanGroupExchangeSHA1
def initialize(*args)
super(*args)
@digester = OpenSSL::Digest::SHA256
end
end
end
end
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