Protocol 2
SyslogFacility AUTHPRIV
PasswordAuthentication no
PubkeyAuthentication yes
ChallengeResponseAuthentication no
GSSAPIAuthentication no
UsePAM yes
UseDNS no

# Accept locale-related environment variables
AcceptEnv LANG LC_CTYPE LC_NUMERIC LC_TIME LC_COLLATE LC_MONETARY LC_MESSAGES
AcceptEnv LC_PAPER LC_NAME LC_ADDRESS LC_TELEPHONE LC_MEASUREMENT
AcceptEnv LC_IDENTIFICATION LC_ALL LANGUAGE
AcceptEnv XMODIFIERS

Subsystem sftp /usr/libexec/openssh/sftp-server

# Secure Ciphers and MACs
Ciphers aes256-ctr,aes192-ctr,aes128-ctr,arcfour256,arcfour128
MACs hmac-sha2-512,hmac-sha2-256,hmac-ripemd160,hmac-sha1