Email Encryption for Mobile Users with GnuPG and PGP
When I started my work at Gwebs, this was one of my first questions. I mean, so far that our own products don’t support mobiles, smartphones, pdas, etc. Anyhow, our product co-operates nicely with all software that use GnuPG (GPG), it’s tested with quite wide scale of applications.
I wanted to know how I can access my encrypted messages whenever and wherever. I just got so dependent on mobile usage of email from my previous job at one telecommunications company, sometimes you just have to be there 24/7 available, for your colleagues all around the world, your customers and clients. This is it what’s going on right now within IT-industry. Although, no-one is paying me 24/7 salary, but it just integrated for me as a habit. And now, sometimes I found myself at the bus stop reading my email, thanks for the reasonable price of data transfer.
I made some research about this topic and found out that encryption with GPG in smartphones is not so common than I thought. Although, nowadays, when smartphones are having Windows Mobile, Linux, Android, Apple, Symbian and maybe some other operating systems too. It seems to be easier to find a solution for encryption from PGP (Pretty Good Privacy).
I found out that Symbian used to have one component, made by Nokia, but no-one really knows is it still usable or not. About Apple and Android I really cannot say so clearly, ’cause both systems are pretty unfamiliar to me. So far Apple seems to have quite much research and development around iPhone, so I’m pretty sure that there are some encryption software as well.
Windows Mobile then, there seems to be a huge gap between versions (5.0/6.0/6.1/6.5) while searching supported applications, anyhow there are some software for encryption available. I haven’t tested these yet by myself, but will do later. At first I’d like to have the official update for WM 6.5.
Well, Linux is another chapter of it’s own. There are so many free, open-source encryption software available that it will be more difficult to find the one which suits the best for your needs, than just find one.
The other solution for encryption in mobile devices is PGP (Pretty Good Privacy), it’s not open-source and normally these applications are not free. But this also makes the difference to availability. There are so many PGP applications available for all these operating systems that I mentioned earlier. And of course, while the software is not freeware, you can expect some support for troubleshooting and equivalent for your money.
Anyway, I think that this is one of the main things nowadays while talking about email security and privacy. Because so big share of today’s business emails are sent by mobile devices, it’s really needed to have some software to obtain privacy within this communication way too. And for covering usability issues, it’s nice to have a software which co-operates with the same encryption method as while using a PC.
I’ll let you know later about my testing, WM 6.5 + PGP or GPG encryption software + MailCloak in PC. Having my own key in every single device (work, laptop and smartphone). And then testing it out, how it works and how easy it is really to use. But that’s going to happen after the Windows Mobile 6.5 release, which suppose to be soon.
Gwebs, PGP, Security, email, encryption

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