Use of gpg file encryption RHEL6

Side:

First, generate a pair of keys:

Prompt whether to generate2048Key pairs in bytes:

 

The steps for generating a key pair are as follows:

PressO"Key to start generating the key pair:

I am prompted to add a password to the key pair:

Input2Times

Then, the key pair characters need to be captured by pressing the keyboard or moving the mouse:

After that, let's check the key pair:

The configuration file and information of the key pair can be stored in:

After the key is generated, We need to export the public key of the key: After the key is generated, there will be one more directoryPub. keyFile:

We send this public key to the remote host:

End B:

BThe client will receive the public key:

The client imports the public key to the local machine:

Import failed: it may be that the time is not synchronized:

Check whether the import is successful:

After the import is complete, I use the public keyPasswdFile encryption:

Encrypted Files are generated by default:

Send the file to Client:

Check whether the message is received:

A decryption:

Client A has a private key.

We will be prompted to enter the password of the key pair:

Then you can see the file: