AES128

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lib/AES128.pm  view on Meta::CPAN

use 5.016001;
use strict;
use warnings;

require Exporter;

our @ISA = qw(Exporter);

# Items to export into callers namespace by default. Note: do not export
# names by default without a very good reason. Use EXPORT_OK instead.
# Do not simply export all your public functions/methods/constants.

# This allows declaration	use AES128 ':all';
# If you do not need this, moving things directly into @EXPORT or @EXPORT_OK
# will save memory.
our %EXPORT_TAGS = ( 'all' => [ qw(
	AES128_CTR_encrypt AES128_CTR_decrypt	
) ] );

our @EXPORT_OK = ( @{ $EXPORT_TAGS{'all'} } );

lib/AES128.pm  view on Meta::CPAN

	# ------------ server/client key exchange -----------------------------------
	use MicroECC;
	use AES128 qw/:all/;
	use Digest::SHA qw/sha256/;

	my $curve = MicroECC::secp256r1();
	my ($server_pubkey, $server_privkey) = MicroECC::make_key($curve);

	# Generate shared secret with client public key.
	my $shared_secret = MicroECC::shared_secret($client_pubkey, $server_privkey);
	my $key = sha256($shared_secret);

	my $plain_text = "There's more than one way to do it.";
	my $encrypted  = AES128_CTR_encrypt($plain_text, $key);
	my $plain      = AES128_CTR_decrypt($encrypted, $key);

=head1 DESCRIPTION

Perl wrapper for the tiny-AES-c library (https://github.com/kokke/tiny-AES-c)

tiny-AES-c/README.md  view on Meta::CPAN

    $ arm-none-eabi-gcc --version
    arm-none-eabi-gcc (4.8.4-1+11-1) 4.8.4 20141219 (release)
    Copyright (C) 2013 Free Software Foundation, Inc.
    This is free software; see the source for copying conditions.  There is NO
    warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.



This implementation is verified against the data in:

[National Institute of Standards and Technology Special Publication 800-38A 2001 ED](http://nvlpubs.nist.gov/nistpubs/Legacy/SP/nistspecialpublication800-38a.pdf) Appendix F: Example Vectors for Modes of Operation of the AES.

The other appendices in the document are valuable for implementation details on e.g. padding, generation of IVs and nonces in CTR-mode etc.


A heartfelt thank-you to all the nice people out there who have contributed to this project.


All material in this repository is in the public domain.

tiny-AES-c/unlicense.txt  view on Meta::CPAN

This is free and unencumbered software released into the public domain.

Anyone is free to copy, modify, publish, use, compile, sell, or
distribute this software, either in source code form or as a compiled
binary, for any purpose, commercial or non-commercial, and by any
means.

In jurisdictions that recognize copyright laws, the author or authors
of this software dedicate any and all copyright interest in the
software to the public domain. We make this dedication for the benefit
of the public at large and to the detriment of our heirs and
successors. We intend this dedication to be an overt act of
relinquishment in perpetuity of all present and future rights to this
software under copyright law.

THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR
OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR