[R] Help with decrypting

Bob Rudis
Tue, 08 Nov 2016 01:29:23 -0000

Perhaps https://cran.r-project.org/web/packages/bcrypt/index.html
might be of assistance.

If not, drop a note back to the list as it'll be trivial to expand on
that to give you an R alternative to Perl.

On Mon, Nov 7, 2016 at 5:47 PM, MacQueen, Don <macqueen1 at llnl.gov>
wrote:
> I have a file containing encrypted contents. The contents can be decrypted
> using perl, like this:
>
> open (FILEHANDLE, "/path/to/file")
> chomp ($ciphertext = <FILEHANDLE>);
>
>
> use Crypt::CBC;
> $cipher = Crypt::CBC->new( -key    => 'my secret key',
>                            -cipher => 'Blowfish'
>                           );
>
> $plaintext  = $cipher->decrypt($ciphertext);
>
>
> (See http://search.cpan.org/~lds/Crypt-CBC-2.33/CBC.pm)
>
> M goal is to have the value of $plaintext in an R object, so, is there an
> R equivalent to this decrypt() perl function?
>
> I've found R packages
>   bcrypt
>   sodium
> that appear to have potential, but I don't understand this business
well
> enough to figure out how to use them, if indeed they can be used, for
> this. Help would be much appreciated.
>
> Thanks
> -Don
>
> --
> Don MacQueen
>
> Lawrence Livermore National Laboratory
> 7000 East Ave., L-627
> Livermore, CA 94550
> 925-423-1062
>
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