我有一个现有的公钥/私钥对.私钥受密码保护,加密可以是RSA或DSA.这些键是使用ssh-keygen生成的类型,通常存储在〜/ .ssh下.
我想更改私钥的密码.我如何在标准的Unix shell上进行操作？
另外,我该如何删除密码？只需将其更改为空？
要更改默认DSA密钥上的密码,请执行以下操作：
$ssh-keygen -p -f ~/.ssh/id_dsa
然后在提示时提供您的新旧密码(两次). (如果你有RSA密钥,请使用〜/ .ssh / id_rsa.)
man ssh-keygen的更多细节：
[...]
SYNOPSIS
ssh-keygen [-q] [-b bits] -t type [-N new_passphrase] [-C comment]
[-f output_keyfile]
ssh-keygen -p [-P old_passphrase] [-N new_passphrase] [-f keyfile]
[...]
-f filename
Specifies the filename of the key file.
[...]
-N new_passphrase
Provides the new passphrase.
-P passphrase
Provides the (old) passphrase.
-p Requests changing the passphrase of a private key file instead of
creating a new private key. The program will prompt for the file
containing the private key,for the old passphrase,and twice for
the new passphrase.
[...]
