Convert DSA DER Private Key to PEM

Converts a DSA private key from DER format to PEM. Demonstrates how to write both encrypted and unencrypted PEM formatted private keys.

Downloads for Windows/Linux and Install Instructions

require 'rubygems'
require 'chilkat'



dsa = Chilkat::CkDsa.new()

success = dsa.UnlockComponent("Anything for 30-day trial")
if (success != true)
    print dsa.lastErrorText() + "\n"
    exit
end

#  Load a DER private key.
success = dsa.FromDerFile("dsa_priv.der")
if (success != true)
    print dsa.lastErrorText() + "\n"
    exit
end

#  Save to unencrypted PEM:
pemStr = dsa.toPem()
success = dsa.SaveText(pemStr,"dsa_priv.pem")
if (success != true)
    print dsa.lastErrorText() + "\n"
    exit
end

#  Save to encrypted PEM:
pemStr = dsa.toEncryptedPem("myPassword")
success = dsa.SaveText(pemStr,"dsa_privEncrypted.pem")
if (success != true)
    print dsa.lastErrorText() + "\n"
    exit
end

print "Finished!" + "\n"