On Thu, 16 Apr 2009 07:30:41 -0700 (PDT),
"shareyourknowledge@hotmail.com" <shareyourknowledge@hotmail.com>
wrote:

>On Apr 15, 9:53*pm, Char Jackson <n...@none.invalid> wrote:
>> On Wed, 15 Apr 2009 21:17:47 -0700 (PDT),
>> "shareyourknowle...@hotmail.com" <shareyourknowle...@hotmail.com>
>> wrote:
>>
>> > I found out my wife gave our tenant the wireless encrypted password
>> >and ssid so he can use his laptop via our wireless Linksys router. *I
>> >was pissed, but it's already been done. What steps can i take, if any
>> >to prevent any hacking?
>>
>> Change the password, and use WPA2 encryption, if available. WPA is
>> also good, but WEP is broken.
>>
>> >I playing devil's advocate and assuming this
>> >may happen. He's a nice college kid, but you never know. Am i
>> >vulnerable only with my wireless laptop or is my hardwired pc
>> >vulnerable too? Would disabling ssid broadcast help?
>>
>> Assuming your hardwired PC is on the same LAN and file sharing is
>> enabled, then yes, the hardwired PC is also vulnerable, to an extent.
>> Disabling the SSID broadcast doesn't buy you anything. Change the
>> password and keep it safe.
>
>Thanks for you replies. Doesn't the tenant need a password to access
>the internet though?

No, he needed a password to access your LAN. Once he had access to
your LAN, he automatically had access to the Internet, just like you
do from your LAN.

>He told my wife he couldn't connect to the
>internet so she gave him the password.I have the Linksys WRT54G. I
>think there is WPA2 encryption availability. I thought i read that
>WPA2 encrytpion has limitations. yes? I'll check into the guest
>wirelss connection.

The only WPA2 limitation I'm aware of is that some very old wireless
cards don't support it, but if all of your wireless equipment does,
then I would recommend it.