Some Thoughts on Facebook Messages
Tue, 11/16/2010 - 18:17 — Sean CarneyRecently Facebook has announced that they are unrolling a new messaging service which aims to consolidate email and SMS into the site. While this seems like a good strategic move for Facebook to entrench itself as a communications provider, I have some doubts as to the service.
Email is Beautiful
Facebook has introduced their Messages feature as a strong alternative to email, however there are a number of areas where email is still superior.
Subject Lines
During the announcement of the service, Mark Zuckerberg complained of the "friction" and formality of email. In order to reduce this "friction" Facebook has decided to do away with subject lines. In Facebook Messages all correspondence from a single person is in one single thread.
This seems a step backwards since having all your messages lumped together in one place would make it exceedingly difficult to sort messages or find a specific piece of information. Email currently offers the subject line as a strong tool for managing messages.
Other, more utilitarian, messages such as those pertaining to e-commerce transactions would likely be mismanaged under the system that Facebook proposes. Facebook assumes all the messages you receive are of equal importance while in reality each message has a distinct (even if unstated) priority.
Easy Access
Email is based on open protocols meaning that anyone can write a client to read messages, and messages are easily transferred between mail systems. You can easily check your messages from anywhere using a number of methods including web interfaces or dedicated email programs.
Using Facebook Messages you are restricted to checking your messages on the Facebook website. This lack of flexibility proves problematic since Facebook is the second most blocked site on the Internet, meaning that depending where you are and what computer you are using your inbox may be inaccessible.
Should you ever decide to leave Facebook, it is unlikely that Facebook will provide any functionality to export your messages to another service or system. This is very different from most email services which let you export and import messages at will. Historically, once you start using Facebook you will be stuck using Facebook unless you want to lose your message history.
Matters of Trust and Image
Areas that Facebook has historically had trouble with are security and privacy.
Security and Privacy
Facebook is increasingly being used to distribute malware and the recent news of information being shared with third parties have done little to endear Facebook to me. It seems odd that someone would want to move more of their communications to a network that is not only a known vector of infection for malware, but also has significant breaches in privacy.
Facebook stands to gain from decreasing the privacy of its users, since the less privacy the users have the more directed advertising can become. More directed advertising will benefit Facebook by generating increased ad sales and higher revenue. This naturally, will occur to the detriment of the users.
Image
To many people Facebook has a bad reputation. When you are applying for a job or attempting to otherwise impress someone, it is vital to ensure every piece of information you offer about yourself conveys the correct image. If you are applying for a job in business an email address ending in "@facebook.com" totally fails to convey any image of professionalism.
Conclusion
While much press is being generated over the launch of this new service, the inferior service it provides and poor reputation of the provider actively discourage me from wanting to have anything to do with it.
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That's Not Real Security
Thu, 07/22/2010 - 12:34 — Sean CarneyRecently CASB decided to stop sending examination results by mail and instead post them online. They set up a special website where students can check their marks: http://mycasb.com:4433/ce
You might notice that the web server mentioned above is running on an weird port. It appears that this is an attempt at security through obscurity.
I can understand why they might chose to go this approach: to compensate for other poor security measures. My password for the site is a five digit number than is assigned to me and that I cannot change. As far as passwords go, that is as weak as you can get.
There are a number of problems with this approach:
1) It inconveniences users since most corporations and firms would block the port. I am currently trying to get it opened at my workplace, and I anticipate it will take a month or so and a call to a VP or the CFO to go through the necessary bureaucracy.
2) I just eliminated their obscurity. In about an hour after posting this Google will index my site and then the address will be available for everyone to know.
You can't compensate for a weakness in a system just by making it harder to find.
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How To Prolong Your Privacy at the Airport
Wed, 04/07/2010 - 17:40 — Sean CarneyWith the needless introduction of millimeter wave body scanners at airports many people have raised some concerns over the privacy issues. Most people would rather not be viewed naked by another person, regardless of whatever safety controls and procedures are instituted to mask identities or prevent the images from being saved.
I was thinking about this the other day and came up with a potential method to retain your privacy at a scan - conductive clothing. While conductive fabrics aren't quite ready for the task yet, in theory you could make a shirt out of conductive fabric. When scanned the shirt would show as opaque and hide your body underneath it.
Naturally this will likely lead to a more personal and invasive search, but that's why I titled the post "How To Prolong Your Privacy" and not "How To Maintain Your Privacy". If anyone would like to try this out, there are a number of suppliers of conductive fabrics online. Let me know how your next trip to the airport goes.
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Why Are We Spending Money on Security Cameras?
Sat, 02/27/2010 - 11:22 — Sean CarneyBruce Schneier has an excellent article on security cameras at CNN.
On January 19, a team of at least 15 people assassinated Hamas leader Mahmoud al-Mabhouh. Dubai police released video footage of 11 of them. Although it was obviously a very professional operation, the 27 minutes of video is fascinating in its banality.
Team members walk through the airport, check into and out of hotels, get into and out of taxis. They make no effort to hide themselves from the cameras, sometimes seeming to stare directly into them. They obviously don't care that they're being recorded, and -- in fact -- the cameras didn't prevent the assassination, nor as far as we know have they helped as yet in identifying the killers.
Pervasive security cameras don't substantially reduce crime. This fact has been demonstrated repeatedly: in San Francisco, California, public housing; in a New York apartment complex; in Philadelphia, Pennsylvania; in Washington; in study after study in both the U.S. and the U.K. Nor are they instrumental in solving many crimes after the fact.
Reading this I am curious how many crimes the ten police operated security cameras in downtown Winnipeg have prevented, or even how many crimes were solved with the assistance of the cameras. I've never really been a fan of the cameras, so I am interested to hear what the city has to say in March when they are to review the cameras effectiveness. Hopefully we can get rid of the cameras and put the money where it will actually have a larger impact.
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