Ramon Aragones, editor of content and Invertia Product Manager
There are many people who use the public wifis (free in many cases) offered by many local hotels and shopping malls in order to save a few euros in the mobile phone bill or the use of laptops and tablets. Many of these people carry out banking transactions involving the movement of funds or the inclusion of key cards. Furthermore, it is increasingly common to see these free wifi establecimeintos corporate executives and independent professionals to consult the mail or by visiting the company. In this way try to lower their daily expenses without their usual communication tools are affected.
But be careful with this practice because it is not without risks. According to experts, should be borne in mind that whenever you surf the wifi network unencrypted data passing through this network are available to anyone connected to that network, with the aggravating circumstance that the presence of these potential criminals is completely anonymous to us.
Telefónica explains in a recent publication, “by sniffing technique (filtering or monitoring of the network) anyone can learn which pages are visited or what are the passwords used to access web sites without security (like http / / ).
For this reason, the company recommended as preventive measures, our own private wireless networks securely, using encryption protocols (WPA-PSK9), everything may be required when the access is to pay, and that when Free usually pay little attention to these aspects. Nor should provide (as we are sure that the public network is secure) password for the network to those persons or establishments that are not our full confidence. Also advised the use of digital certificates and take special precautions when connecting to our mail, bank, broker, etc from these points of connection open.