first commit

system/BASE_SOFT/SYSTEM/FIREWALL/firewall.sh

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+#!/usr/bin/env bash
+
+# VAR
+PUBLICIP=195.154.171.131
+IPWHITELIST="37.187.116.90 195.154.171.131 89.31.149.185 62.210.103.97"
+
+#### GENERIC RULES ####
+iptables -F
+iptables -X
+iptables -t nat -F
+iptables -t nat -X
+
+# Ne pas casser les connexions etablies
+iptables -A INPUT -m state --state RELATED,ESTABLISHED -j ACCEPT
+iptables -A OUTPUT -m state --state RELATED,ESTABLISHED -j ACCEPT
+
+#Interdire toute connexion
+iptables -t filter -P INPUT DROP
+iptables -t filter -P FORWARD ACCEPT
+iptables -t filter -P OUTPUT DROP
+
+# Autoriser loopback
+iptables -t filter -A INPUT -i lo -j ACCEPT
+iptables -t filter -A OUTPUT -o lo -j ACCEPT
+
+# ICMP (Ping) Limite
+iptables -A INPUT -p icmp --icmp-type echo-request -m recent --set
+iptables -A INPUT -p icmp --icmp-type echo-request -m recent --update --seconds 10 --hitcount 5 -j ACCEPT
+
+# SSH
+iptables -t filter -A INPUT -p tcp --dport 2222 -j ACCEPT
+
+# DNS
+iptables -t filter -A OUTPUT -p udp --dport 53 -j ACCEPT
+
+# FTP Sortant
+iptables -t filter -A OUTPUT -p tcp --dport 21 -j ACCEPT
+iptables -t filter -A OUTPUT -p tcp --dport 20 -j ACCEPT
+
+#UPDATE
+iptables -t filter -A OUTPUT -p tcp --dport 80 -j ACCEPT
+iptables -t filter -A OUTPUT -p tcp --dport 443 -j ACCEPT
+
+# OUTPUT FTP
+iptables -t filter  -A OUTPUT -p tcp -m tcp --dport 21 -m conntrack --ctstate NEW,ESTABLISHED -j ACCEPT
+iptables -t filter  -A OUTPUT -p tcp -m tcp --dport 20 -m conntrack --ctstate NEW,ESTABLISHED -j ACCEPT
+iptables -t filter  -A OUTPUT -p tcp -m tcp --sport 1024:65535 --dport 20:65535 -m conntrack --ctstate NEW,ESTABLISHED -j ACCEPT
+
+# INPUT FTP
+iptables -t filter  -A INPUT -p tcp -m tcp --dport 21 -m conntrack --ctstate NEW,ESTABLISHED -j ACCEPT
+iptables -t filter  -A INPUT -p tcp -m tcp --dport 20 -m conntrack --ctstate NEW,ESTABLISHED -j ACCEPT
+iptables -t filter  -A INPUT -p tcp -m tcp --sport 1024:65535 --dport 20:65535 -m conntrack --ctstate NEW,ESTABLISHED -j ACCEPT

system/BASE_SOFT/SYSTEM/SSH/sshd_config

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+# Package generated configuration file
+# See the sshd_config(5) manpage for details
+
+# What ports, IPs and protocols we listen for
+Port 2222
+
+# Use these options to restrict which interfaces/protocols sshd will bind to
+#ListenAddress ::
+#ListenAddress 0.0.0.0
+Protocol 2
+
+# HostKeys for protocol version 2
+HostKey /etc/ssh/ssh_host_rsa_key
+HostKey /etc/ssh/ssh_host_dsa_key
+HostKey /etc/ssh/ssh_host_ecdsa_key
+HostKey /etc/ssh/ssh_host_ed25519_key
+#Privilege Separation is turned on for security
+UsePrivilegeSeparation yes
+
+# Lifetime and size of ephemeral version 1 server key
+KeyRegenerationInterval 3600
+ServerKeyBits 1024
+
+# Logging
+SyslogFacility AUTH
+LogLevel INFO
+
+# Authentication:
+LoginGraceTime 120
+PermitRootLogin no
+StrictModes yes
+
+RSAAuthentication yes
+PubkeyAuthentication yes
+#AuthorizedKeysFile	%h/.ssh/authorized_keys
+
+# Don't read the user's ~/.rhosts and ~/.shosts files
+IgnoreRhosts yes
+
+# For this to work you will also need host keys in /etc/ssh_known_hosts
+RhostsRSAAuthentication no
+
+# similar for protocol version 2
+HostbasedAuthentication no
+
+# Uncomment if you don't trust ~/.ssh/known_hosts for RhostsRSAAuthentication
+#IgnoreUserKnownHosts yes
+
+# To enable empty passwords, change to yes (NOT RECOMMENDED)
+PermitEmptyPasswords no
+
+# Change to yes to enable challenge-response passwords (beware issues with
+# some PAM modules and threads)
+ChallengeResponseAuthentication no
+
+# Change to no to disable tunnelled clear text passwords
+#PasswordAuthentication yes
+
+# Kerberos options
+#KerberosAuthentication no
+#KerberosGetAFSToken no
+#KerberosOrLocalPasswd yes
+#KerberosTicketCleanup yes
+
+# GSSAPI options
+#GSSAPIAuthentication no
+#GSSAPICleanupCredentials yes
+
+X11Forwarding yes
+X11DisplayOffset 10
+PrintMotd no
+PrintLastLog yes
+TCPKeepAlive yes
+#UseLogin no
+
+#MaxStartups 10:30:60
+#Banner /etc/issue.net
+
+# Allow client to pass locale environment variables
+AcceptEnv LANG LC_*
+
+Subsystem sftp /usr/lib/openssh/sftp-server
+
+# Set this to 'yes' to enable PAM authentication, account processing,
+# and session processing. If this is enabled, PAM authentication will
+# be allowed through the ChallengeResponseAuthentication and
+# PasswordAuthentication.  Depending on your PAM configuration,
+# PAM authentication via ChallengeResponseAuthentication may bypass
+# the setting of "PermitRootLogin without-password".
+# If you just want the PAM account and session checks to run without
+# PAM authentication, then enable this but set PasswordAuthentication
+# and ChallengeResponseAuthentication to 'no'.
+UsePAM yes