https://dchua.com/tags/security/ Recent content in security on davidchua Hugo -- gohugo.io en-us Sun, 20 Nov 2016 00:00:00 +0000 https://dchua.com/posts/2016-11-20-using-kubectl-proxy-to-access-your-kubernetes-services/ Sun, 20 Nov 2016 00:00:00 +0000 https://dchua.com/posts/2016-11-20-using-kubectl-proxy-to-access-your-kubernetes-services/ Sometimes it might be quite difficult to access your kubernetes services if your infrastructure isn’t able to properly support both LoadBalancer and NodePort service types. Or maybe you just want to quickly access your services securely without having it be exposed to the public internet. kubectl proxy is a great tool for you to do just that. First, run kubectl proxy on your local machine. This exposes and proxies port 8081 to your Kubernetes Master. https://dchua.com/posts/2016-08-17-secure-your-server-send-slack-alert-on-ssh-login/ Wed, 17 Aug 2016 00:00:00 +0000 https://dchua.com/posts/2016-08-17-secure-your-server-send-slack-alert-on-ssh-login/ In my line of work, besides architecting and building infrastructure, part of the scope includes building safeguards to ensure that systems that were setup are properly secured. Here’s a quick trick for folks looking for an easy first-line defence that they can implement easily across their servers right now. In order to quickly respond to a server compromise, it is a good idea to setup some form of IDS to alert you when a potential headache is about to happen. https://dchua.com/posts/2012-01-02-video-selection-from-28c3/ Mon, 02 Jan 2012 00:00:00 +0000 https://dchua.com/posts/2012-01-02-video-selection-from-28c3/ 28c3 (The 28th Chaos Communication Congress) My video picks from 28c3: These are some of my picks which are selected to be as comprehensive and interesting without being overly technical. If you have a slight interest in computing and politics, these should be very interesting to you. The coming war on general computation (must watch) Cory Doctorow: The coming war on general computation The copyright war was just the beginning https://dchua.com/posts/2009-12-29-gsm-cracked-26th-chaos-communications-congress/ Tue, 29 Dec 2009 00:00:00 +0000 https://dchua.com/posts/2009-12-29-gsm-cracked-26th-chaos-communications-congress/ The annual Chaos Communications Congress is barely into day 2 of its 26th meeting and the folks have released published open source instructions for cracking the A5/1 mobile telephony encryption algorithm and for building an IMSI catcher that intercepts mobile phone communication. GSM, you�re no longer safe!The Global System for Mobile Communications (GSM) standard for digital mobile phone networks, which is used by around four billion people in 200 countries, is quite insecure, explained