From: Shannon Fang <xrfang@...>
Date: 2006-04-18T22:53:29+09:00
Subject: Re: RSA Encryption Decryption

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Try mine :) You may use OpenSSL to generate key and use this program to do 
rsa. It's speed is quite ok for 2048 bit encryption.

Shannon


>From: "name pipe" <namepipe@gmail.com>
>Reply-To: ruby-talk@ruby-lang.org
>To: ruby-talk@ruby-lang.org (ruby-talk ML)
>Subject: Re: RSA Encryption Decryption
>Date: Tue, 18 Apr 2006 18:34:18 +0900
>
>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 = Certificate.new(File.read("server.cer"))
> > private_key = RSA.new(File.read("server.cer.key"))
> > message = "This is a test!"
> >
> > puts("--- Start private key encryption / public key decryption")
> > crypt = 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 = 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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