From: name pipe <namepipe@...>
Date: 2006-04-18T18:34:18+09:00
Subject: Re: RSA Encryption Decryption

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Thanks,  but its bit confusing with new include files and stuff. Any simple
eg. which creates RSA public, private keys and encrypts/decrypts data ?


On 4/18/06, Roland Schmitt <Roland.Schmitt@web.de> wrote:
>
> Hi,
>
>
> name pipe wrote:
> > Hi,
> >
> > I would like to know how can we do encryption and decryption using
> public
> > and private keys in ruby. Does ruby any RSA libraries for the same. A
> small
> > example would be quite helpful.
> >
> > Thanks
> >
>
> take a look at the openssl bindings for ruby:
>
> require "openssl"
> include OpenSSL
> include X509
> include PKey
>
> cert =3D Certificate.new(File.read("server.cer"))
> private_key =3D RSA.new(File.read("server.cer.key"))
> message =3D "This is a test!"
>
> puts("--- Start private key encryption / public key decryption")
> crypt =3D private_key.private_encrypt(message)
> puts("Plain text ---------")
> puts(message)
> puts("Encrypted text------")
> puts(crypt)
> puts("Decryted text-------")
> puts(cert.public_key.public_decrypt(crypt))
>
> puts("--- Start public key encryption / private key decryption")
> crypt =3D cert.public_key.public_encrypt(message)
> puts("Encrypted text------")
> puts(crypt)
> puts("Decryted text-------")
> puts(private_key.private_decrypt(crypt))
>
>
>
> Regards,
> Roland
>
>

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