Contents
Where does SSL encryption occur?
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 …
What layer is SSL on?
This could arguably make SSL/TLS belong to Layer 5 (session layer). -SSL/TLS can arguably be called a Transport protocol for the “application data” that the webbrowser is trying to display to the end-user. This puts it at around Layer 6-7 depending on how you want to argue for “presentation” vs “application” layer.
What encryption does SSL use?
TLS (or SSL), the protocol that makes HTTPS possible, relies on asymmetric encryption. A client will obtain a website’s public key from that website’s TLS certificate (or SSL certificate) and use that to initiate secure communication. The website keeps the private key secret.
Where does SSL ( TLS ) encryption take place?
While all network models are imperfect, this question can only be answered by looking at what SSL (TLS really) does. (1) On top of a reliable network stream (TCP at OSI layer 4) it provides an encrypted bidirectional stream and (almost always) guarantees the identity of the server and (optionally) the client.
How does a Secure Socket Layer ( SSL ) certificate work?
A Secure Socket Layer (SSL) certificate is a security protocol which secures data between two computers by using encryption. Note: Simply put, an SSL certificate is a data file that digitally ties a Cryptographic Key to a server or domain and an organization’s name and location.
How does the third key in SSL work?
After the browser (the client) confirms the SSL certificate is valid, the client and website (the server) create what’s known as a session key, this is a third key. The third key (the symmetric key) is used for the remained of the secure connection. The handshake takes places over a few hundred milliseconds.
What’s the role of the session key in SSL?
Separately, their job is to handle encryption and decryption to communicate securely during the SSL handshake. After the browser (the client) confirms the SSL certificate is valid, the client and website (the server) create what’s known as a session key, this is a third key.