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GNU PG的使用

CentOS

The GNU Privacy Guard

1. install

$yum install gnupg

$yum install rng-tools

2. gen key

$gpg --gen-key

Decompose 20180804215500757.png step: gen 1 key 1 Press Key: enter gen 1 key 2 Press Key: enter gen 1 key 3 Press Key: enter gen 1 key 4 Press Key: y gen 1 key 5

Real name: xiaobin
Email address: veic_2005@163
Comment: enter(press key)
Press Key: O

gen key 2 输入完，按“Tab”切换到“OK”,按回车。 gen key 3 再输入一次， gen key 4

gen key 5

2.1 gen random

Generate random numbers and done.
Open a new terminal:

rngd -f -r /dev/urandom

The old terminal shows the result： gen key 6

3. gen revoke

$gpg gen-revoke 7209DBAD

gen revoke 1 Press Key: y gen revoke 2

gen revoke 3

gen revoke 4

4. encrypt file(password)

1) password-file

$vi love_shidie-password

密码文件(明文密码)

thisispassword

2) gen gpg file

Gen file: love_shidie-password.gpg

$gpg -e -r veic_2005@163.com love_shidie-password

Reference