I found information about an optional Apache module called mod_security. This is a very nice module that acts as an Apache firewall – it blocks a lot of the usual routes that people use to hack websites. In particular it scans POST requests (sent when you ‘save’ something on a… Continue Reading mod_security disable – how to disable mod_security for a user.

How to compile Apache with mod_security. First we will download and unzip mod_security. —–command—–wget http://www.modsecurity.org/download/modsecurity-apache_1.9.4.tar.gztar -zxf modsecurity-apache_1.9.4.tar.gz—–command—– If you are using Apache 1.3.x you need to go into the apache1 directory as shown below. —–command—– cd modsecurity-apache_1.9.4/apache1—–command—– If you are using Apache 2.x you need to go into the apache… Continue Reading mod_security – how to compile mod_security in Apache 1.3 or 2.x

1. Using temporary URL. ———– http://IPaddress/~username ———– But checking sites using this method has some limitations. Often sites won’t be displayed properly & sometimes database connection won’t be established. 2. Using temporary DNS We recommend this method as it is the best way to check your sites. To check whether… Continue Reading Check your site with temporaty DNS method

Thunderbird Configuration Steps: 1. To set up a new e-mail account with Thunderbird, click Tools, Account Settings… (or Edit, Account Settings… if you are using Linux) 2. Click Add Account… 3. Select E-mail account as account type and click Next. 4. Enter the name to be displayed in your return… Continue Reading Configuring Thunderbird Email Client

You can upload the files through FTP using your Dreamweaver. —1. Open Dreamweaver CS5. Click on Site and choose New Site.2. For site name, enter a phrase that describes your site.3. Click Servers from the left hand side.4. Click the + button to add a server.5. Enter a server name6.… Continue Reading Uploading Files using Dreamweaver

LVM Formatting the new Disk Suppose the Disk is /dev/sdb, the second scsi disk,fdisk /dev/sdb create as many partitions as you need using command n Label them with command t as 8e for making it Linux LVM Write and Exit with the command w. Format the partitions you require using… Continue Reading LVM – How to configure LVM in the server

Postfix is free and powerful MTA. You can easily configure Postfix to block spam. You need to addfollowing directives to /etc/postfix/main.cf file: => disable_vrfy_command = yes : Disable the SMTP VRFY command. This stops some techniques used to harvest email addresses. => smtpd_delay_reject = yes It allows Postfix to log… Continue Reading Post fix Hardening – configure postfix with anti spam blacklisting.

In many VPS containers we can see that the disk space will be 90% free but still you will get a error message disk quota exceeded. This issue happens mostly in VPS servers. root@server [~]# df -hFilesystem Size Used Avail Use% Mounted on/dev/sda3 263G 212G 38G 86% //dev/sda1 433M 31M… Continue Reading VPS inode value increase – How to increase Inode value in VPS

If you cannot login to Horde of any mail account of the domain with right password and username, then please check the following: =====1. Check the domain entry(domain.com)  in the file “/etc/userdomains”.2. If the domain entry(domain.com) is missing manually add the domain in this file.3. Now try logging in to… Continue Reading Horde mail issue

CDP returns error when creating backup of a server: Error: ——————————————–not enough data in sum file to read BlockSum.——————————————– Cause: This error generally means the file system or volume has been resized. Resolution: You will have to create a new Disk Safe. Steps to create new disk safe:—————————— 1. CDP… Continue Reading R1soft Error : “not enough data in sum file to read BlockSum”