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Introducing bakop
Introducing http://bakop.com, the offsite FTP backup service We have ‘broken out’ the popular RimuHosting-customer-only backupspace service into a standalone and separately branded service. That anyone can sign up for and use. You get to use however much space you need. No file quotas. The setup continues to use the linux-foo goodness that enables sshfs, sftp,…
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Disabling exploitable proftpds
A stack overflow bug has been identified in ProFTPd. This bug allows users to gain remote access (usually root) to an attacker. This bug requires immediate attention and potentially a restore to the last backup image of your server. Information on the bug can be found here: http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2010-4221 We have been handling the issue per…
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Older versions of debian and updates
We have come across several users who run older versions of debian. This is usually fine, sometimes for some reasons users are unable to update for some time but require a package to be installed. This is where the fun begins…
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Security at home – encrypted home directories
This isn’t directly server related at all, more for the home or office user who wants to make sure things are nice and secure. At the office we like to also make sure our desktops are fairly safe to connect from as well, mostly in case the machines ever get stolen, we know our data…
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Failover – What happens when your VPS goes down?
A lot of customers are realizing that having 1 single VPS is great, but if for some reason it goes down and crashes, customers are left wondering what happened. Whilst rimuhosting monitor long term excessive CPU useage, it might be an hour before we realize a VPS has had an OOM error (out of memory)…
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Easy Peasy Linux Firewalling – iptables
A lot of our customers have asked for firewalls, and since this is a common theme, i decided that I would help them out. Of course it can be a mission to learn how to make your own and what to do or not do, and some of the pre-made ones can be confusing. So…
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Using the RimuHosting API to integrate with Server Density
A few weeks back we released our RimuHosting server management API (which lets users programmatically do things like setup new servers, shut them down, resize their memory or disk and reboot them). Ivan here has been busy integrating our API into a few third party ‘cloud computing’ APIs. Like libcloud, jclouds and deltacloud. The third…
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rdiff-backup script using sshfs for larger backups
We have had a few customers who have much more data to back up, and taking a copy of that every day uses a LOT of disk space and can be time consuming. The answer is rdiff-backup . It does incremental backups whenever you run it, only backing up the difference from the initial complete…
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Debugging broken mail daemons
Getting bounced mail? here let me try and explain a few of the more common problems. Have you added the domain to accept mail? You need to add the domain into the mail server so it knows to accept email for it. If it accepts mail for every domain then its fairly easy for somebody…
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Has your VPS been hacked?
If you use any pre-packaged software, it always pays to sign up to their mailing list or security advisory list. This means if any exploits or updates happen, you are on the ball and up to date. Today we had an email from a customer whos front page had been replaced. I noticed it was…