Is e-mail secure?
29 07 2009I received this question from a client, and I decided to tackle the topic of e-mail security. How secure is e-mail? What are simple steps you can do to mitiagate the risks associated with non-secure e-mail? What’s the best way to have secure online communication?
E-mail is NOT and SHOULD NOT be considered a secure medium for communcation. There are far too many variables to consider to give a blanket “yes or no” answer on whether or not a particular system is secure. There are steps which you can take to mitigate the risks associated with non-secure e-mail, but if there’s someone out there who has the right motivation and the right tools… watch out. If you’re in need of serious e-mail security (DoD grade), it’s probably a good idea to consult a network security expert. However, if you’re not dealing with matters of national security, keep reading.
There are a few simple steps to insure that you’re dealing with e-mail as securely as possible. 9 times out of 10, e-mail accounts are hacked by people guessing your password. Or, the cleaning lady looked under “P” in the rolodex on your desk and found all your passwords. Password guidelines are pretty simple: make it something only you would know, use non-standard characters such as !!@#$%^&*() and don’t write anything down. Now I know that sounds crazy…
… but seriously. It’s not that difficult.
The next thing you can do to make your e-mail a tad more secure is to make sure you’re using SSL (if your provider supports it). SSL establishes a secure “tunnel” from your computer to the e-mail server. If you’re provider supports this, it’s definitely the way to go.
If you’re looking for the cheapest, quickest, most secure option, you can send e-mails using LockBin (https://lockbin.com). You can send secure e-mails this way, but it has its limitations (no support for attachments, for example).
It’s safe to assume that the e-mail system, as a whole, is not secure. You can do everything in the world to secure your e-mail, but if the person you’re sending e-mail to has a password of “123″ there’s not much you can do.
You can e-mail specific questions to me, Stefan, at stefan@sjwtechservices.com, or call me at 865-803-5092.
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