Private Key Auth

Using a private key for server authentication

Supported Keys
pem: supports both PKCS#1 and PKCS#8
ssh, openssh: new post-OpenSSH 6.5 internal format, produced by ssh-keygen -o
pkcs1, pkcs8: variants of pem
rfc4253: raw OpenSSH wire format
dnssec: .private format output by dnssec-keygen etc.
Converting a PPK to PEM
Windows
1.Start PuTTYgen. For Actions, choose Load, and then navigate to your .ppk file.
2.Choose the .ppk file, and then choose Open.
3.If you don't have a key passphrase skip to 4.
For Key passphrase, enter a passphrase. For Confirm passphrase, re-enter your passphrase.
4.From the menu at the top of the PuTTY Key Generator, choose Conversions, Export OpenSSH Key.
Note: If you didn't enter a passphrase, you receive a PuTTYgen warning. Choose Yes.
5.Name the file and add the .pem extension.
6.Choose Save.
Linux
Run the puttygen command to convert a .ppk file into a .pem file:
$ sudo puttygen ppkkey.ppk -O private-openssh -o pemkey.pem

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Last modified 2yr ago