Computer Tips -Tech Info

I found this one at The sunbelt blog, very good article referencing a talk on wireless network security by Xavier Ashe.    Send article as PDF   

This is one of those projects I’ve been tempted to undertake for some time… Newsforge has an article on Linux on the Linksys wireless WRT54G and WRT54GS routers. The distribution designed for it is openwrt which is an embedded linux flavor.    Send article as PDF   

For several years now I’ve used a neat tool at Gibson Research to test a clients firewall quick and easy from the web browser. They have a tool called Shields Up that does a limited port scan to determine of network ports are open, closed or “stealth”.    Send article as PDF   

Zdnet is reporting that a British broadband company, NTL is upping their Cable internet speed rto 10Mbps at no charge by the end of the year. Other competitors in the UK are already at 8Mbps for their rates. It sounds as though ADSL+2 promises speeds upwards of 24Mbps by the end of the year as […]

This multimedia presentation details five “hacker tools” that every network admin needs to be familiar with. Along the lines of “know your enemy” I think it’s important to be well versed with what tools a cracker might use to infiltrate your network.    Send article as PDF   

Interesting article at lurhq.com on pay per click hijacking, which is really an extension on old DNS poisoning attacks. Essentially the DNS poisoning attack works like this…    Send article as PDF   

I see that The Register is reporting that 802.11n rivals have agreed to cooperate on the new standard. 802.11n is to be the wireless networking successor to 802.11a and 802.11b and 802.11g. One of the groups thinks they have 802.11b compatibility, another group had been focusing on 802.11a and 802.11g support. Hopefully this agreement will […]

According to this article, the Opera web browser has been reporting itself to web sites with a user-agent that includes Internet explorer. As of the next release it appears that will be dropped by default *(although the capability of changing the user-agent will still be there.)    Send article as PDF   

This is a weird one and I’m posting this mostly for my own reference so I can recall this when I run across it again. About 6-10 months ago a client of mine was having problems accessing web login pages like yahoo and ebay. I tested from various Windows machines on their network and verified […]

Just read this over at eweek…. USB devices can post a security risk.    Send article as PDF