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Thoughts on technology, business, and the gap between them.

The Last Attempt to Update cPanel & WHM was Blocked

The Last Attempt to Update cPanel & WHM was Blocked is an error in WHM that can be triggered by a number of issues. Recently, we've found an outdated MySQL version to be the cause.

How To Use Linux Screen

Learn how to use Linux screen to manage multiple windows from a single ssh session.

Warning: Hackers Are Using SSH Tunnels to Send Spam

Using an SSH tunnel, hackers can use a compromised user account to flood email through your server while leaving little evidence of their activities.

Plesk: SMTP Authentication Not Working on Port 587

Plesk SMTP Authentication problems? If you have switched to Postfix from Qmail, make this configuration change to get SMTP AUTH working again.

How To Set Up SPF & Greylisting on Plesk 11 [Video]

Learn how to setup SPF & greylisting on Plesk 11 in this 2 minute video tutorial. See the full blog post for more tips on on SPF settings in Plesk 11.

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