首先，删除私钥

		
[root@netkiller ~]# gpg --delete-secret-keys E1C21F034FC0ACBF1337EE905E27578A03F0B510
gpg (GnuPG) 2.2.20; Copyright (C) 2020 Free Software Foundation, Inc.
This is free software: you are free to change and redistribute it.
There is NO WARRANTY, to the extent permitted by law.


sec  rsa2048/5E27578A03F0B510 2021-10-08 Netkiller (Test Key) <netkiller@msn.com>

Delete this key from the keyring? (y/N) y
This is a secret key! - really delete? (y/N) y	
		
		

然后，删除公钥

		
[root@netkiller ~]# gpg --delete-key E1C21F034FC0ACBF1337EE905E27578A03F0B510
gpg (GnuPG) 2.2.20; Copyright (C) 2020 Free Software Foundation, Inc.
This is free software: you are free to change and redistribute it.
There is NO WARRANTY, to the extent permitted by law.


pub  rsa2048/5E27578A03F0B510 2021-10-08 Netkiller (Test Key) <netkiller@msn.com>

Delete this key from the keyring? (y/N) y		
		
		

最后，查看密钥，并确认删除

		
[root@netkiller ~]# gpg --list-keys
gpg: checking the trustdb
gpg: marginals needed: 3  completes needed: 1  trust model: pgp
gpg: depth: 0  valid:   1  signed:   0  trust: 0-, 0q, 0n, 0m, 0f, 1u
gpg: next trustdb check due at 2023-10-08
/root/.gnupg/pubring.kbx
------------------------
pub   rsa2048 2021-10-08 [SC] [expires: 2023-10-08]
      70CECE32E5D67D12B95ED1E7F01C0CAEAAA458E6
uid           [ultimate] Neo Chen <netkiller@msn.com>
sub   rsa2048 2021-10-08 [E] [expires: 2023-10-08]