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What is an SSL certificate and what are its features

The private key is installed on the server and is never shared with anyone, but the public key in the SSL certificate will be shared with web browsers. A CSR is a public key that you generate based on the server and server software instructions. (If you don't have access to your own server, your web host will create it for you.) The CSR is required during the SSL certificate registration process because it provides specific information about your web server and organization. What is a hash? A hashing algorithm is a mathematical function that transforms input data of variable length into a fixed length.


Hashing is sometimes referred to as one-way cryptography. First, the computer Buy Special Marketing Data hashes the input and then compares the values ​​to match the original files. Any computer in the world that chooses the hash algorithm can perform hash calculations locally and get the same answer. Hashing algorithms are used in a variety of ways; As for storing passwords, on computers and in databases. There are different hashing algorithms and they all have specific purposes, some are used for specific types of data and some are used for speed and security. The algorithms discussed in the ssl certificate are SHA algorithms.



Hash cryptographic algorithms create irreversible and unique hashes. Irreversible reversal means that if you only have the hash you cannot use it to discover what the original data was, so the hash allows the original data to remain secure and unknown. Keep in mind that the SSL/TLS protocol facilitates connection using asymmetric encryption. This means that there are two encryption keys and each of them does half of the process: a public key for encryption and a private key for decryption. Each SSL certificate contains a public key that can be used by the client to encrypt data, and the owner of the SSL certificate stores a private key on his server that he uses to decrypt the data and read it.

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