Iz mog osobnog iskustva i mi?ljenja stvarno je te?ko otkriti VPN vezu. "Netko" je ?esto koristio VPN za mnogo razli?itih testiranja web stranica u pro?losti i nikad nisam vidio zabranu perleta i izbrisao ra?un. Imam samo jedno iskustvo sa sumnjom u kazino, ali kazino nije imao jasan dokaz upotrebe VPN-a i nije bio u mogu?nosti provesti njihova pravila i zatra?io je dodatnu provjeru koja doista nije ni?ta promijenila.
Spojimo ?injenice VPN-a, mogu?nosti otkrivanja i itd.
Mnogo VPN-a koristi pru?atelje usluga oblaka da ugo?taju svoje servere i ako web lokacija to ?eli, oni bi mogli samo otkriti da veza ne dolazi od doma?eg / maloprodajnog ISP-a. Lako je re?i da li iz Amazona ili nekog sli?nog dolazi veza.
Tu su i popisi koje web mjesto mo?e kupiti ?to im mo?e re?i koji IP rasponi potje?u od poznatih VPN-ova.
Na kraju, ako se radi o VPN-u koji dolazi iz nepoznatog izvora, mo?ete li ga otkriti? Lo?e. Mo?ete otkriti dugo ka?njenje u vezama koje ozna?avaju da je usmjereno naokolo, a ne izravno, to je korisnije kada ?elite otkriti nekoga u drugoj zemlji.
NEMA na?ina da se ovo automatski utvrdi sa 100% ta?no??u upotrebe VPN-a. Dakle, ono ?to oni rade je da ru?no provjere IP adresu korisnika, a ako oni pripadaju podatkovnom centru umjesto ku?nih IP adresa, pretpostavljaju da se korisnik povezuje s VPN-a. Oni ozna?avaju ova imena podatkovnih centara i pokrenuli su IP whois provjeru od danas te pronalaze druge korisnike koji se povezuju iz sli?nih podatkovnih centara i blokiraju.
To je sli?na praksa sa VPN provajderima na crnoj listi. Umjesto davatelja VPN-a, oni su zapravo na crnoj listi IP-a podataka.
Imajte na umu da te web stranice mogu izvr?iti kod na va?em pretra?iva?u (bilo Flash ili Javascript).
Kad se to dogodi, oni mogu pro?itati mre?nu konfiguraciju va?eg ra?unara.
Sada nije va?no da li koristite za?titni zid ili ne. Konfiguracija je tu za ?itanje.
Mo?da ?ete postati pametniji: umjesto da instalirate VPN su?elje na stroj na kojem zapravo radite, mo?ete ga instalirati izme?u va?eg ra?unala i interneta.
To mo?ete u?initi na dva na?ina:
1. Instaliranjem VPN klijenta izravno u va? usmjeriva?, ili
2. Izrada virtualne ma?ine unutar va?eg ra?unala, instaliranje VPN klijenta u va?u stvarnu ma?inu i igranje na va?em virtualnom.
Na taj na?in nitko ne?e mo?i razumjeti da li koristite VPN ili ne, osim ako naravno na crnu listu VPN-ovih IP adresa.
From my personal experience and opinion is realy difficult detect VPN connection. "Somebody" often used VPN for many different testing of website in past and I've never seen a pernament ban and deleted account. I have only one experience with casino suspicion but casino had not any clear proof of use VPN and was not able enforce their rules and asked for additional verification which was not change anything indeed.
Let's put together the facts of VPN, possibilities of detection and etc.
Lots of VPNs use cloud service providers to host their servers and if a site wanted to, they could just detect that the connection isn't coming from a domestic/retail ISP. It's easy to say if a connection is coming from Amazon or someone like that.
There are also lists a site can buy which can tell them which IP ranges come from known VPNs.
Finally, if it is a VPN coming from an unknown source, can you detect it? Badly. You can detect long latency in connections which indicate its been routed around and not direct, this is more useful when you want to detect someone in another country.
There NO way to determine this automatically with 100% accuracy about using VPN. So what they do is to check users IP address manually, and if they belong to a data center instead of residential IPs, they assume that the user is connecting from a VPN. They tag these data center names and run an IP whois check from now on to find other users connecting from similar data centers and block.
This is a similar practice with blacklisting VPN providers. Instead of VPN providers, they are actually blacklisting data center IPs.
Remember that those websites can execute code on your browser (either Flash or Javascript).
When this happens they can read the network configuration of your computer.
Now, it doesn’t matter if you use a firewall or not. The configuration is there for them to read.
You may get smarter though: instead of installing a VPN interface on the machine where you are actually doing, you may install it between your machine and the internet.
You can do so in two ways:
1. By installing a VPN client directly in your router, or
2. Creating a virtual machine within your computer, installing the VPN client in your real machine and playing in your virtual one.
By doing so, no one will be able to understand if you are using a VPN or not, unless of course they black-list the VPN’s IP addresses.
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