#!/usr/bin/perl

use Time::HiRes qw /time/;
use Crypt::Blowfish;

$unique = &ecry(time);  # the_line

print "Unique ID: $unique\n";

sub ecry() {
    my ($e_msg, $m);
    my $msg = shift;
    my $block;

    my $cipher = new Crypt::Blowfish pack("H32", "0123456789abcdef");

    $msg = time . "$msg";

    while($msg =~ m/(.{1,8})/g) {
        $m     = $1;
        $m     = $m     . " " while length($m) < 8;
        $block = $cipher->encrypt($m);
        $e_msg = $e_msg . $block;
    }

    return unpack("H*", $e_msg);
}

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update: tilly suggests using some combination of time and Math::TrulyRandom on the_line (above).

In reply to Re: Randomizing Unique ID? by jettero
in thread Randomizing Unique ID? by Martin A

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