Protect WordPress from password hijackers and login abusers
For a long time WordPress login script has been a target on our servers. Hackers are constantly trying to login into WordPress with random usernames […]
Continue reading »Instant Bounce Back: “retry time not reached for any host after a long failure period”
cd /var/spool/exim/db rm -f retry retry.lockfile rm -f wait-remote_smtp wait-remote_smtp.lockfile service exim restart
Continue reading »Fix for PHP/Apache2.4 not to force UTF-8 encoding
In fact it is PHP, that is sending extra header, making browser think, that page is in UTF8. That is wrong. To disable this edit […]
Continue reading »How to mount remote directory over SSH
SSH is great, secure and stable protocol, that is used for remote access to *nix servers and file transfer. Now it is possible to mount […]
Continue reading »Linux filesystem tune-up for less IO and more memory usage
[Updated on 29.Oct.2018] As opposed to Windows, Linux and Unix systems allow user to tweak huge number of things. Most of these extra fine-grain-fine-tune-tiny-hidden-options are […]
Continue reading »Report failed WordPress login attempts to firewall
WordPress site login abusers create problems for many hosting companies. If your wordpress installation is using many plugins and has a lot of posts – […]
Continue reading »vmware tools installation is locked on CentOS
On many our CentOS servers when installing vmware tools – mounted iso image is not being properly unmounted and released until next reboot. This often […]
Continue reading »How to fix SSL3_GET_SERVER_CERTIFICATE verify failed
This is working solution for the error SSL error SSL3_GET_SERVER_CERTIFICATE:certificate verify failed I had this problem on a fresh CentOS with manually installed openssl-1.0.2e. Might […]
Continue reading »Multisite wordpress SSL fix for wp-admin
For some reason on one multisite wordpress installation, that is manage by our customer, all wp-admin links began redirecting visitor to secure (SSL) site. This […]
Continue reading »We clean hacked WordPress
WordPress has become popular both among users and hackers. Third party plugins often become source of threat. In most cases hackers upload bad content and […]
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