SSL certificates
With the gradual expansion of the Internet, have been increasingly security requirements transmitted data. it was therefore by Netscape in 1996 developed the SSL Protocol (Secure socket layer). It is a non-commercial open protocol and anyone can use it for private and commercial purposes. Currently it is one of the most used methods for secure data transfer in the context of the Internet.
SSL is a protocol ensuring the data between the server and the client, determined by the browser. Encryption of transmitted data and server authentication using digital certificates. SSL is not restricted to the HTTP protocol. SSL can also be used for safe connection via FTP, NNTP, but also to postal services over SMTP, POP3, IMAP4, and many other protocols. The use of SSL on other protocols can use the letters "s", which, moreover, is added (for example, FTPS, POP3S).
We connect to the secure Web site using SSL, we address page that contains, in addition, the letter "s", for example. https://www.zoner.com, or by warning of the browser. Usually the transmission security is indicated ikonkou locked the lock in the status bar of the browser window. Poklepeme-icon, it displays the information about the certificate, its publisher and validity.