Grepular - grepular.com - Mike Cardwell, Online

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FastMail.FM Security Vulnerabilities 22 Jun 2012 | 04:52 am

FastMail.FM is an email service established in 1999 and purchased by Opera Software in 2010. I recently discovered a couple of criticial security vulnerabilities in their webmail offering. I disclosed...

Protecting Your GNU/Linux System from Dropbox 30 May 2012 | 05:47 am

Typical blog posts about Dropbox security concentrate on data or network encryption. I want to talk about protecting your system from Dropbox the application, as well as Dropbox the company. In this b...

New Version of The Email Privacy Tester 7 May 2012 | 05:37 am

Last week I released a new version of the Email Privacy Tester. It's very similar to the old version, but it lives on its own domain, has some new tests and a more responsive and efficient user interf...

Android Privacy Guard and Subkeys 11 Apr 2012 | 05:26 am

Android Privacy Guard (APG) is an application which lets you use PGP on Android phones. The email client "K-9 Mail" is the main application which uses it. APG lacks a feature that I've wanted since I ...

Smart Cards and SSH Authentication 2 Feb 2012 | 09:13 am

There are many options for authentication when SSH'ing into a machine. The most common (and least secure) is simple password authentication. You can make this secure(ish) if you can guarantee that you...

Punching through The Great Firewall of T-Mobile 6 Jan 2012 | 08:59 am

T-Mobile UK are moving towards a mobile network which works (technically) in a very similar manner to the Great Firewall of China. I've been using them for mobile Internet access for over a year now, ...

Extended Life Phone Batteries 2 Jan 2012 | 09:21 pm

Most of the people who read this blog, probably have smart phones of some sort. One of the common attributes of a modern smart phone, is poor battery life. Phones used to happily last a week between c...

Secure, Free, Incremental and Instant Backups for Linux 31 Dec 2011 | 01:59 am

I use two different methods to backup the data on my laptop. The code that I am working on at any one time is backed up off-site as soon as it changes. Additionally, it sits under revision control. Al...

TextSecure and the inPulse SmartWatch 25 Dec 2011 | 01:59 am

TextSecure is an Android application for sending and receiving encrypted SMS. Even if the people you're communicating with don't use it, it's still useful because it intercepts your incoming SMS and s...

Understanding DNSSEC 6 Dec 2011 | 10:45 am

I recently set up DNSSEC on grepular.com. This turned out to be a little more complicated than I was expecting. Most of the articles I read about DNSSEC either assumed knowledge that I didn't have, or...

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