Tuesday, June 5, 2007

Wireless Standards 802.11g, 802.11b, 802.11n

Wireless networking standards are changing very quickly- originally we had the 802.11b standard, giving wireless users a standard 11mbs throughput (theoretical) - with walls and obstacles, a speed of around 6 - 7 mb could be expected.

Eventually the IEEE ratified the 802.11g standard, where 54mbs ideally was available. This standard hit many homes through in expensive routers from Netgear, Linksys, Billion, D-Link, Netcomm and many more.

Outlets such as Officeworks, Harvey Norman, Wallmart and more - were retailing 'wireless kits' where Wireless 802.11g 54mbs routers came with USB dongles or PCI wireless cards for consumers.

Now we are seeing an even faster IEEE standard break free - the 802.11n - yes I know, a lot of 802.11 stuff right? Well this new standard gives wireless speeds of 108 mbs, a doubling of the former standard.

As we see Wireless become mainstream, security remains a massive issue. Just last week, as I wrote - i cruised / war drove around my block in Sydney, Australia. A sleepy residential area - 60 mins drive from the Sydney CBD. To my surprise I found in the order of 14 wireless networks in my street alone. (50 houses in my street) and of those 2 were unlocked.

Security leaks will become more and more evident, as green consumers - with limited understanding buy up the wireless standards in bulk. War drivers and wireless hackers will be having a field day and more and more wireless hacking software will be available.

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