On Feb 13, 2017, at 1:23 PM, Razer <g2s@riseup.net> wrote:

On 02/13/2017 09:27 AM, Aivon Gnaiden wrote:

On 02/13/2017 08:29 AM, Razer wrote:

I've seen sites that appear to use the mac address of you computer to
effectively keep you from creating another account

Websites can't see your mac, only the mac of the nearest router, which
is not enough to identify the visitor even on small site.

Flash cookies was a very common practice some time ago, though.

Ok then. Maybe they block the mac of the nearest router. At the time it happened to

Not trying to be pedantic, but a web server (any ip server) is going to only see the mac address of IT'S nearest hop, probably it's default gateway. Anybody (including all the web clients hitting the site) will show up in the arp cache with the same mac as the local default gateway... so blocking this way wouldn't work.

More likely your source IP address was blocked, or it was a hidden cookie or something like that.

me (4-5 years ago) I was always working over the same wireless connection. Also, Computer 'names' are transmitted. One can see that on IRC. I broke out of an email relay's black hole once by changing my computer name (windows, a decade ago). Flash cookies are still quite common even with the advent of cleaners that remove them. Hidden ones might be harder to find unless you physically go searching for them.

Rr