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package Crypt::OpenToken::Cipher::AES256; |
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use Moose; |
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use namespace::autoclean; |
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# Crypt::Rijndael will figure out whether its 128 or 256 bit mode depending on |
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# the key we use, so leverage the implementation in C:OT:C:AES128 |
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extends 'Crypt::OpenToken::Cipher::AES128'; |
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sub keysize { 32 } |
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1; |
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=head1 NAME |
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Crypt::OpenToken::Cipher::AES256 - AES256 encryption support for OpenToken |
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=head1 DESCRIPTION |
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This library can be used by C<Crypt::OpenToken> to encrypt payloads using |
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AES-256 encryption. |
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=head1 METHODS |
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=over |
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=item keysize() |
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Returns the key size used for AES-256 encryption; 32 bytes. |
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=item iv_len() |
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Returns the length of the Initialization Vector needed for AES-256 encryption; |
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16 bytes. |
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=item cipher($key, $iv) |
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Returns a C<Crypt::CBC> compatible cipher the implements the AES-256 |
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encryption. |
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=back |
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=head1 AUTHOR |
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Graham TerMarsch (cpan@howlingfrog.com) |
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=head1 COPYRIGHT & LICENSE |
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C<Crypt::OpenToken> is Copyright (C) 2010, Socialtext, and is released under |
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the Artistic-2.0 license. |
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=head1 SEE ALSO |
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L<Crypt::OpenToken::Cipher> |
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=cut |