As most travelers know, many airports and VIP lounges offer Wi-Fi
connectivity but, unfortunately, these connection are rarely
encrypted. Here’s an example:
All data sent and received travels in clear text, which means anyone
could intercept the data for malicious purposes. This unencrypted
data could include passwords, logins, financial information like PIN
Many people also know that it’s always better to use a VPN
connection. However, in many cases, VPN connection are
filtered out and blocked by rules on the network firewall. I tried two
different protocols and both were blocked. Mostly network
administrators don’t allow using VPNs from Public WiFi access points
only because they want to make sure the network isn’t be used for
malicious purposes without any readable network logs. These
policies actually allow to the bad guys to launch really easy
man-in-the-middle attacks when all traffic pass through a
The reality is that using a public Wi-Fi service can expose your really
sensitive data to cybercriminals. Recently, we saw some famous people
lose their Facebook and other social network passwords by using open
(insecure) Wi-Fi connections.
So what is the solution when your VPN is blocked? Well, in some cases,
an SSL (https)
help. Please, before going to any Website, type in the address bar https://
and then the domain name.
After the page is loaded, please check if the certificate used for
encryption is a valid one and issued to the site you’re visiting. If
you see something wrong with the certificate, stop using the site.
Another solution is to use a cable Ethernet
connection instead of a WiFi
Many lounges have such connection as well; it will be much safer for
In any case if you’re connected from a public place, it’s better not to
use eBanking or ePayment services. That data is the main target for
criminals. So, travel safe and keep your personal data safe as well!