How to get syslog records of chrooted SSH sftp-server activity
So you are trying to wean your users off of using FTP for obvious reasons, but your FTP server was at least doing chroot’ing which was nice for keeping them Continue Reading…
Category: Web Hosting
RHEL/CentOS 6 network takes FOREVER to start when there’s lots of IP’s
Do you ever run into this issue? You need to reconfigure networking and do a network restart and this happens: That duplicate ip address check takes a LONG time. On Continue Reading…
Blocking the 80legs shitbot from a website
Here’s the scenario; a website gets slow, or server gets slow, or you simply notice a ton of random connections to a site that normally is not that busy. You Continue Reading…
Overriding (whitelisting) RBL blocks in Postfix on Plesk
Here’s the scenario; you’re using Plesk, you have it configured with Postfix, you have the mail server settings configured to query Spamcop, Spamhaus or whatever RBL you chose. Inevitably, “high Continue Reading…
Making postfix (on a Plesk server) not accept email for localuser@[IP]
So just learned something I don’t like about Postfix; it’s the fact that its default configuration is to accept email for local system accounts, even if virtual domains and aliases Continue Reading…
Removing postfix aliases after converting from qmail (Plesk)
I recently came across a server where email sent (i.e. RCPT TO) from remote to ‘root@domain’ for any valid domain on the server would be accepted by postfix and forwarded Continue Reading…
Convert pem-based SSL cert from Apache server to PKCS12 (.pfx file) for Microsoft IIS with OpenSSL
Moving a website from unix to Windows? Well I guess apache runs on Windows too but whatever. Here’s the command you’ll need to build a PKCS12 format SSL certificate file Continue Reading…
Block pointless POST requests
Not sure why, but spam bots love to make pointless POST requests against random pages on your websites, probably trying to find vulnerable php apps, SQL injections, etc. If you Continue Reading…
Block spammers/hackers from trying to log into your WordPress
Typically you’ll see your site being blown up with requests to wp-login.php. If you don’t have remote editors adding content, you can just block the requests from all but your Continue Reading…
Extract database names, default users and their passwords from psa database
Keep in mind this no longer works if you’re running Plesk 11 and have enabled the enhanced security mode which encrypts the passwords stored in the database.