What is SSL?
- SSL = Secure Socket Layer
- It is a system for exchanging information between two computers safely. SSL provides 3 things:
- Confidentiality: It is impossible to spy on the information exchanged.
- Integrity: It is impossible to fake the information exchanged.
- Authentication: It ensures the identity of the program, the person or company with lequelle communicating.
- SSL is an addition to TCP / IP and allows (potentially) secure any protocol or program using TCP / IP.
- SSL was created and developed by the company Netscape and RSA Security. There are now versions and free opensource a similar protocol TLS (see below).
HTTPS is HTTP + SSL. This protocol is included in all browsers, and allows you (for example) to access your bank accounts via the web securely.
In google chrome :
- Google chrome displays a padlock and https crossed out in red :
- There is no risk to surf on such a site as long as you do not enter sensitive information like your credit card number.
- If you see this warning on an ecommerce website, do not buy anything from them,but if it is on a site that you visit without giving any sensitive information, it is less dangerous than a http site.
more information about it : click here
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