28Jul/14

How to block Brute force Attack on WordPress , Joomla in Fail2ban

July 28, 2014Uncategorizednixadmin

Clients who use fail2ban can block the bruteforce attack on wp-login.php and joomala admin using the below details. In /etc/fail2ban/jail.conf add the below details [wordpress-wp-login] enabled = true port = http,https action = iptables[name=WP, port=http, protocol=tcp]Read More…

23Jul/14

Error : “Identifier removed: couldn’t grab the accept mutex” in apache error logs

July 23, 2014Apache, cPanel, mod_ruid, PleskAcceptMutex, apache, cPanel, Error, mod_ruid, Mutexnixadmin

Apache was getting stopped automatically with the below logs in the Apache Error log: [Tue Jul 22 22:29:35 2014] [alert] Child 30758 returned a Fatal error… Apache is exiting! [Tue Jul 22 22:29:35 2014] [emerg] (43)Identifier removed: couldn’t grabRead More…

17Jul/14

Product images not working and giving “Warning: Creating default object from empty value” Error

July 17, 2014Apache, cPanel, Linux, WordpressCreating default object, empty value, modify header information, shopp/core/model/Asset.phpnixadmin

Last day there was an issue for a wordpress installation. None of the product images are not working and if we take the image directly in the browser, we can see the below errors ================== Warning:Read More…

09Jul/14

Find domains targeted for wordpress brute-force attack in Plesk

July 9, 2014Apache, Linux, Plesk, Wordpressnixadmin

The following script will give an overview of all the domains and the corresponding hits to wordpress login page. By analyzing the result, you will be be able to find which all domains are facing brute-forceRead More…

09Jul/14

Install Redis Daemon and Redis PHP extention on CentOS/RHEL/cPanel

July 9, 2014Apache, Cloudlinux, cPanel, LinuxPHPnixadmin

Redis is an open-source, networked, in-memory, key-value data store with optional durability. It is written in ANSI C. It’s a “NoSQL” key-value data store. More precisely, it is a data structure server. To install Redis asRead More…

04Jul/14

None of the authentication methods supported by this client are supported by your server Plesk / Postfix

July 4, 2014Linux, Plesk, postfixnixadmin

You may face such error when you try to connect to the email server ( postfix ) from your email client, especially when you use the alternate SMTP port. To fix this error, open /etc/postfix/master.cf usingRead More…

11Jun/14

Install ImageMagick on cPanel Server

June 11, 2014cPanelconvert, cPanel, ImageMagicknixadmin

ImageMagick® is a software suite to create, edit, compose, or convert bitmap images. It can read and write images in a variety of formats (over 100) including DPX, EXR, GIF, JPEG, JPEG-2000, PDF, PNG, Postscript, SVG,Read More…

11Jun/14

Service Interruption while EasyApache

June 11, 2014Apache, Cloudlinux, cPanel, Linux, Uncategorizednixadmin

I have seen many people warn customers about a few minutes of downtime while running EasyApache on their servers. So they always suggest to run it is off-peak hours. Though it is not recommend to recompileRead More…

01May/14

no certificate found for domain.com in the installed ssl data store – cPanel

May 1, 2014Apache, Cloudlinux, cPanel, Linuxnixadmin

Today we had this strange error in WHM while attempting to install SSL certificate for a domain. Auto-fill option worked just fine and filled each field with correct data. But clicking on “Install” button kept showingRead More…

24Apr/14

ntVersionCheck : New release v2.0.1

April 24, 2014ntVersionCheckjoomla, ntVersionChecknixadmin

The new release will fix the bug with the version checking of 3.x releases. You can update your plugin by clicking the “Update” button (which is in disabled state, and appear only if an update isRead More…