# 列出金鑰指紋
$ gpg --list-secret-keys --fingerprint
sec 1024D/DA42DC72 2009-10-05
金鑰指紋 = 1C1B 1019 4FE1 DCE5 082B 58DC A48F 57C8 DA42 DC72
uid Shih-Yuan Lee (FourDollars) <fourdollars@gmail.com>
ssb 4096g/792CC6FC 2009-10-05
# 將公鑰上傳至金鑰伺服器
$ gpg --send-keys --keyserver keyserver.ubuntu.com DA42DC72
gpg: 遞送金鑰 DA42DC72 至 hkp 伺服器 keyserver.ubuntu.com