VMware buys Zimbra
A couple of years ago I did a brief piece on Zimbra, the Microsoft Exchange “replacement” that Stanford University had chosen as its new messaging platform. It turns out I wasn’t the only one that noticed, because Zimbra is now the property of VMware. As reported in The Register:
With the acquisition, Byun says, VMware is [...]
Use wget to download Oracle patches directly to the server
My colleague Mike Zeece found an article on Michael Brown’s blog that describes how to do this.
Since Oracle went to their horrendous Flash-centric support app getting the bits onto your servers usually involves downloading to a desktop first (because real servers don’t run Flash enabled web browsers) and then wasting additional time sftp-ing them over [...]
Securing the system
“Malicious cyberactivity is occurring on an unprecedented scale with extraordinary sophistication.”
That’s a quote from Dennis Blair, the U.S. Directory of National Intelligence, at a Senate hearing today.
Unfortunately, nearly all efforts to defend our networks focus on the networks rather than the software that runs on them, the software that we all interact with directly.
Layer 7 [...]
Archives for Mailman
These are notes for another day.
GNU Mailman is one of the better open source mail list managers out there. It’s used by … almost everyone.
Postfix is the preferred MTA, as it should be.
Mailman comes with a built-in non-searchable mail archive manager called pipermail. Most sites use pipermail for their archives and are happy with it. [...]
Clearing Solaris memory segments and semaphores
Sometimes you just need to wipe the slate clean.
When there’s a bunch of apps eating away at memory eventually something will tank. At that point just shutting stuff down may not be enough, especially when you’ve got to resort to the kill command to make them dead. Very often all those memory segments and semaphores [...]
Tripwire updates
Tripwire is an IDS (Intrusion Detection System) that used to come standard with Red Hat Enterprise Linux and other server operating systems. There is, and was, an open source version and a closed source “enterprise” version. In recent Red Hat releases the open source AIDE IDS is included with in the distribution.
AIDE (Advanced Intrusion Detection [...]
Securing OHS
There’s a technical paper over on SecureDBA covering the subject of securing the myriad of OHS (Oracle HTTP Server) versions out there.
Securing and Managing the Oracle HTTP Server by Kevin Sheehan and Brian Mulreany of Unisys is a free resource in pdf format. Get it, read it, and apply the advice contained therein. Includes extensive [...]