6/6/2023 0 Comments Openssl tool decrypt key iv![]() ![]() The salt is a piece of random bytes generated when encrypting, stored in the file header upon decryption, the salt is retrieved from the header, and the key and IV are re-computed from the provided password and salt.Īt the command-line, you can use the -P option (uppercase P) to print the salt, key and IV, and then exit. OpenSSL uses a salted key derivation algorithm. Below, I will answer your question, but don't forget to have a look at the last part of my text, where I take a look at what happens under the hood. Usage of the openssl enc command-line option is described there.
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