Tag: security

Some stuff about securing your network and servers

Junos Basics – OSPF

This isn’t hard stuff at all. I’m sure there are a couple of cool tricks I don’t know yet, but let’s try anyway.

Convenience versus Security

I coworker sent over a link today that got me thinking about an old adage that I’ve been sharing for years.  The link actually has nothing to do with the philosophy but did trigger a random spewing of words from…

ISCW Notes – Role-based Views

I’m at training for the ISCW test this week, and this topic came up yesterday.  Since it came up last week at the office, I figure it was a sign from $deity that it was time for a blog entry.…

I’ve Been Hacked

It looks like one of those Russian b*%*#rds got me some time last week.  I don’t know how long the site was down for sure, but I would guess that he first got access on Thursday, 22 October.  Since we’re…

Using SPF Records To Build Objects

My biggest complain about modern firewalls is their lack of the ability to create rules based on URLs or HTTP streams; you have to open access between IP addresses.  Yes, I know there are other means to do that, but…

Filtering Out the Noise on the Edge

There’s a lot of noise on the Internet.  I’m not talking about certain news sites, either; I’m talking about stuff like port scans or attempts on weak services from all sorts of bad people on the Internet.  A large chunk…

A Little Politics for the New Year

Stretch at Packetlife has a lively little write-up on the Australian government’s attempt to implement a nation-wide web filtering service. From Packetlife.net: Setting aside the myriad of technical barriers to implementing such a system, the most obvious question is, “who…

Filtering Outbound Traffic

I’ve seen a thousand [tag]firewalls[/tag] in my time, and nearly all of them are poorly configured. The biggest culprit? No [tag]outbound[/tag] [tag]filtering[/tag]. I guess a lot of people think that firewalls are there to protect the network from the Internet,…