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This extra company information is then represented in the issued certificate on the address bar and can be accessed from many web browsers by clicking on the padlock icon.
If an SSL certificate is being used correctly, all an attacker will be able to see is which IP and port is connected and roughly how much data is being sent.This information could be anything sensitive or personal which can include credit card numbers and other financial information, names and addresses.TLS (Transport Layer Security) is just an updated, more secure, version of SSL.This type of certificates is also available to organizations and businesses only.The basic principle is that when you install an SSL certificate on your server and a browser connects to it, the presence of the SSL certificate triggers the SSL (or TLS) protocol, which will encrypt information sent between the server and the browser (or between servers); the details are obviously a little more complicated.This level of authentication is suitable for public-facing websites that collect personal data from site users.
Note that individuals cannot obtain such certificates, only organizations and businesses.
When you buy an 'SSL' certificate from Symantec, you can of course use it with both SSL and TLS protocols.
As well as encryption, Certificate Authorities (CAs) can also authenticate the identity of the owner of a website, adding another layer of security.
Transport Layer Security (TLS) is the successor protocol to SSL. It works in much the same way as the SSL, using encryption to protect the transfer of data and information.
The two terms are often used interchangeably in the industry although SSL is still widely used.
It does this by making sure that any data transferred between users and sites, or between two systems remain impossible to read.