[Safe Wi-Fi] 2nd: 8 Recommended Settings Points that Safe Communication with Wi-Fi-Internet Watch
Even if Wi-Fi is not encrypted, if you encrypt the data you exchange there, you will not have to worry about seeing the contents of the data even if you are eavesdropped.
The most familiar encryption of these data is the "HTTPS" communication used when viewing web pages.
Recently, in most cases, when you access the web page, a lock icon is displayed in the address column of the web browser.This is evidence that HTTPS has encrypted the web page communication content.
現在はほとんどのウェブページがHTTPSで暗号化されているConversely, if you access with an united http (not attached), the address column will be displayed as "no security protection" or "non -protected communication".
If you enter a password or the like on the site where this display is displayed, the data will be exchanged within the network without encrypted.
There is no problem if you just browse it, but not only Wi-Fi, but there is a danger of information leakage due to eavesdropping at all points in the network, so if it is displayed in the address field, it is displayed that it is not protected, passwords and credit cards.Be careful not to enter important information such as numbers.
HTTPのままのウェブページは閲覧は問題ないが、重要な情報の入力は避けるべき