Install MYSQL Server on Debian or Ubuntu
Install MYSQL Server sudo apt-get install mysql-server Harden MYSQL Server sudo mysql_secure_installation
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For the term "debian LAMP".
Block All Traffic to Your New Remote Server
I block all traffic to a new server while I setup users and environment using Netfilter AKA iptables. Nothing else gets in or out of the box but me. This requires 2 scripts actually. One to close the machine to all other IPs but mine, and one to “unblock”. You need to unblock while installing other software, re. LAMP, when...
[Webmaster Tools] http://www.example.com/: Googlebot can’t access your site
I am posting this unsolved mystery – as an ongoing problem – instead of posting to a forum. Comment if you like. I’l update when I find the solution. I get the typical message from Google [Webmaster Tools] http://www.example.com/: Googlebot can’t access your site. I run LAMP servers with Netfilter (iptables) with PSAD and Fail2ban. I check iptables for any...
unable to resolve host – not found or unable to stat
Debian 7 Apache 2.2.22 Virtualhost with only one website using ssl – ssl certificate is for www.example.com (not example.com) The following setup resolves the “unable to resolve host” error /etc/hosts 127.0.0.1 localhost {server ip address} www.example.com www /etc/hostname www.example.com However, if you have a new apache error [error] [client 127.0.0.1] script ‘/var/www/wp-cron.php’ not found or unable to stat Change hosts...
Create User on Debian
Users and Groups Users are located in /etc/passwd Groups are located in /etc/group The administrative ROOT account is disabled by default in Ubuntu . If you wish to enable the root account, simply give it a password by typing sudo passwd To disable the root account sudo passwd -l root The initial user created by the Ubuntu installer is a...
Fail2ban ERROR /bin/sh iptables No such file or directory
In Fail2ban version 0.9 running on Debian 9 server fail2ban.action [17325]: ERROR -n -L INPUT | grep -q ‘f2b- [ \t]’ — stderr: b’/bin/sh: iptables: No such file or directory\n’ [edit] /etc/fail2ban/action.d/iptables-common.conf [change] iptables = iptables [to] /sbin/iptables = iptables
Whereis Apache on Ubuntu
One of the real problems is later finding where Apache puts the various files you need to manager Apache (in many different directories in Ubuntu). I can highly recommend Linode installations. Easy, fully functional, optimized, ready to go, LAMP stack. Apache Configuration Files Apache2 is configured by placing directives in plain text configuration files. These directives are in these directories:...
Harden Debian 7 Server with PSAD
Install Port Scan Attack Detector on Debian 7 Server sudo apt-get install psad sudo vi /etc/psad/psad.conf change these lines EMAIL_ADDRESSES me@seleads.com; HOSTNAME my.seleads.com; HOME_NET NOT_USED; ALERTING_METHODS noemail; IPT_SYSLOG_FILE /var/log/syslog; EMAIL_LIMIT_STATUS_MSG N; ENABLE_AUTO_IDS Y; AUTO_IDS_DANGER_LEVEL 2; AUTO_BLOCK_TIMEOUT 2592000; ENABLE_AUTO_IDS_EMAILS N; Restart psad psad -R psad –sig-update psad -H sudo vi /etc/cron.hourly/save-bad-ips #!/bin/sh PATH=/usr/share:/usr/sbin:/usr/bin:/sbin:/bin /sbin/iptables-save -c > /tmp/iptables-save.txt #echo “SELECT lockdown_IP FROM...
Install Apache on Debian and Ubuntu
Install Apache sudo apt-get install apache2 sudo vi /etc/apache2/sites-available/default change AllowOverride None > AllowOverride All in line 11 Enable Apache rewrite and restart Achtung! Don’t forget or things will not work and you’ll waste hours trying to find out why sudo a2enmod rewrite Restart Apache sudo service apache2 restart If no error, its working Optional: The following “example” is used...