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AnnoyingTechnology/debian-security-tools.sh

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Install debian basic security utilities. You still need to configure some of those, and a lot of other things have to be manually tweaked across a system to keep it secure.
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debian-security-tools.sh
#!/bin/bash
apt update
apt install \
# rootkit scanner
rkhunter \
# another rootkit scanner
chkrootkit \
# checksums of system files for sanity checks
debsums \
# check for bugs before updates
apt-listbugs \
# open ports on demand
knockd \
# ban bruforce attacks
fail2ban \
# detect and block portscans
portsentry \
# checks if system needs a restart after updates
needrestart \
# applies reliable security upgrades on its own
unattended-upgrades \
# audits a system for best security practices
lynis \
# list known vulnerabilities for current system
debsecan \
# keeps track of users actions/sessions
audits \
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AnnoyingTechnology commented May 30, 2018 •
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Ideas :

  • add questions to define iptables "firewall" rules.
  • add a question to define sysadmin email
  • create proper crontasks that report to said email
  • update unattended-upgrades config file with said email
  • add a question to choose a port sequence to unhide ssh

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