VPNs can and do use port 443, it's a common tactic to "blend in" with https traffic.
You could try to watch what IP address it's connecting to, and block that. But that can become a game of whack-a-mole because the provider probably has more than one IP address. Allan Dan Penoff via Mercedes <mercedes@okiebenz.com> writes: > Probably. You just have to know what port they’re using, or just block > everything outside of 80 and 443 and the usual email (25, 465 and 587) ports. > A lot of VPNs use UDP 500. > > VPNs will often use different ports and IP addresses, so it’s really a game > of whack a mole. If you know what VPN client or service he’s using it’s a bit > easier, because most will allow you to get a list of their public IPs and > then you can blacklist them. > > Private VPNs make us crazy at work, because we’ll see someone logging in from > Tampa and then five minutes later they’re polling the mail from Las Vegas. > Makes all sorts of alarms go off, so we have instituted a policy of no > private VPN use for connecting to our network. > > -D > >> On Jul 11, 2020, at 8:41 PM, Kaleb Striplin via Mercedes >> <mercedes@okiebenz.com> wrote: >> >> Oh I am well aware of that. Kid insists they are free. I told him to get >> rid of it. No telling what is going on there. Is that something I can >> block with my router? >> >> On 7/11/2020 7:13 PM, Dan Penoff via Mercedes wrote: >>> Someone is paying for it, buddy. VPNs aren’t free that I know of. If they >>> are you’e giving up something for that privilege. >>> >>> -D >>> >>>> On Jul 11, 2020, at 7:50 PM, Kaleb Striplin via Mercedes >>>> <mercedes@okiebenz.com> wrote: >>>> >>>> I was talking to the 11 year old today. I asked him what he thought about >>>> Trump banning Tic Tok. I have never heard of this but apparently it is >>>> something the kids use these days. He says he doesn't care because he has >>>> a VPN so he can just say he is in Canada. What the heck does an 11 year >>>> old need with a VPN much less ever even hearing of one or how to get one >>>> and use it. >>>> >>>> _______________________________________ http://www.okiebenz.com To search list archives http://www.okiebenz.com/archive/ To Unsubscribe or change delivery options go to: http://mail.okiebenz.com/mailman/listinfo/mercedes_okiebenz.com
