I.T. Security and Linux Administration:

security


February 28, 2013  7:47 PM

Mobile Payment: Part 3 – Chirpify



Posted by: Eric Hansen
security

Swipe, founded by one of the founders of Twitter, I feel missed the bullet on one important service: Twitter.  Twitter is meant for microblogging, and socializing.  What better way to get the word out about a product than by social media, right?  That's where Chirpify comes in. Chirpify is a...

February 28, 2013  7:38 PM

Mobile Payment: Part 2 – Swipe (and other payment processors)



Posted by: Eric Hansen
security

I'm sure you've heard of Swipe before.  A device you plug into your headphone jack to swipe cards and make payments.  It's pretty flexible and intuitive, and is created by one of the founders of Twitter, even.  They're also one of the most cost effective producers as well (they give their device...


February 28, 2013  7:33 PM

Mobile Payment: Part 1 – Why?



Posted by: Eric Hansen
security

Smartphones are a growing essence in the world of everyday use now.  Almost everywhere you look you see someone with a smartphone and they're Facebooking, Tweeting, etc... on it.  Heck, the only person in my age group (mid 20's) I know of that doesn't have one is my fiance.  Though, she does...


February 28, 2013  7:22 PM

Hacking the EU



Posted by: Eric Hansen
security

http://www.v3.co.uk/v3-uk/news/2251393/miniduke-spying-malware-found-on-eu-government-networks While stories like these tend to get old to me, this one is an exception, because it shows that a dog's old tricks can still prove to be worth points. Now, there's two people at fault here, in my...


February 28, 2013  6:54 PM

China vs. USA – Hacking (part 2: outbound traffic)



Posted by: Eric Hansen
security

In a previous article, I wrote about how China is playing the wolf, and its not pretty.  Going over the inbound traffic to their "great firewall", I outlined some fine points...and now, we will address outbound traffic.  This is something I also touched on in the previous...


February 28, 2013  6:47 PM

China vs. USA – Hacking (part 1: inbound traffic)



Posted by: Eric Hansen
security

Hacking in America has really gained a lot of attention this year already. February alone seems to be the month of hacking. There was an interesting article posted on Yahoo today though (http://finance.yahoo.com/news/china-says-u-routinely-hacks-130252420.html), basically saying that China is...


January 31, 2013  3:48 PM

How Have Security Practices Changed (2009-now)? Part 4



Posted by: Eric Hansen
security

Then: #16: Use A Centralized Authentication Service

Now: Same?

A "centralized authentication service" is only useful if it's not a single point of failure. It's an issue I think most people overlook, too. It's nice having LDAP installed and being able to authenticate against...


January 31, 2013  3:40 PM

How Have Security Practices Changed (2009-now)? Part 3



Posted by: Eric Hansen
security

Continuations are fun! Part 2 is here: http://itknowledgeexchange.techtarget.com/security-admin/how-have-security-practices-changed-2009-now-part-2/

Then: #11: Configure Iptables and TCPWrappers

Now: Same

Having a firewall properly configured will help both the network and...


January 31, 2013  3:17 PM

How Have Security Practices Changed (2009-now)? Part 2



Posted by: Eric Hansen
security

In continuing with my series (started here)...

Then: #6: User Accounts and Strong Password Policy

Now: Same

Do I agree? Definitely. However, the...


January 31, 2013  3:08 PM

How Have Security Practices Changed (2009-now)? Part 1



Posted by: Eric Hansen
security

Back in late 2009, an article was published by CyberCiti detailing 20+ tips on how to secure your Linux machine. How have things changes since and now (especially since we're nearing Linux kernel 4.0)?

Then: #1: Encrypt Data...