SSL/TLS Hardening

I’ve been working quite a bit lately on security related software for work. I am by no means a security expert, but I have done a fair bit of reading lately and wanted to share some resources for improving Internet security between your browser and HTTP servers. Server Side For server side implementation there are a lot great reads. I won’t bother parroting them here in this post. Qualys SSL Labs is good site that includes free SSL test for public facing servers. »

Author image Xavier Stevens

Erase All Posts From Tumblr Blog

A couple days ago I started thinking of revitalizing my Tumblr blog into something other than a link sharing farm. But if I was going to do this I wanted to get rid of all of that content first. Tumblr provides a “mass editor” but you have to check each item manually and if you have several thousand entries this isn’t feasible in a short amount of time. I also have two other Tumblr blogs, but this is main one. »

Author image Xavier Stevens

Getting R to use a Proxy

I’ve been dabbling in R recently and I couldn’t run with the dataset on my local machine because it didn’t have enough memory. Shocker, I know (R is a bloated pig)! So we have some larger memory machines at work and I installed R 2.10.1 on one of them. But these machines are only allowed to access the Internet via proxy. I needed to download and install some R packages and I prefer to do it the easy way, which is from within R itself. »

Author image Xavier Stevens

Building Hadoop Job JAR with Maven

Recently we started using Maven more and more here at work. So it wasn’t long before I needed to create a Hadoop job jar to run on our cluster. I find Maven’s documentation confusing, mainly due to the lack of good examples of what fields can actually contain. I found a ton of examples via Google of creating executable jars, all of which like to unpack third party dependencies, which to say the least makes me feel really dirty. »

Author image Xavier Stevens