Scott,
On Mon, Aug 3, 2015 at 4:54 PM, Scott Arciszewski <sc...@paragonie.com> wrote:
> Hi,
>
> I would like to make it easier for PHP developers to implement
> cryptography features in their applications. I intend to work on some
> of these ideas and submit them for inclusion in PHP 7.1.
>
> Some of these might be familiar to some of you.
>
> 1. Pluggable Cryptography Frontend
>
> Work is currently underway for a PHP prototype for this idea
> originally suggested by ircmaxell, that will basically be like PDO for
> cryptography. Our current project name, subject to change, is PHP
> Crypto Objects (PCO).
>
> The idea is that you could write code like this to add secure
> authenticated encryption to your application without having to worry
> about the details.
>
> $AES = new \PCO\Symmetric('openssl:cipher=AES-128');
> $ciphertext = $AES->encrypt($plaintext, $someKey);
>
> $PKC = new \PCO\Asymmetric('libsodium');
> $offlineDecryptable = $PKC->seal($plaintext, $someX25519PublicKey);
>
> When it's finished, I'd like to turn it into a PECL extension so users
> can play with it in PHP 7.0 and submit it for inclusion in 7.1.
>
> 2. Cache-timing-safe character encoding functions
>
> Alternatives for existing functions that should function like their
> unsafe counterparts, but without branches or data-based index lookups.
>
> * hex2bin() -> hex2bin_ts()
> * bin2hex() -> bin2hex_ts()
> * base64_encode() -> base64_encode_ts()
> * base64_decode() -> base64_decode_ts()
>
> Other formats are out of scope, unless someone can make the case that
> we need to support RFC 4648 base32 encoding (e.g. for Tor Hidden
> Service integration).
>
> 3. Other ideas (not yet committed to at all, but might be of interest
> to others):
>
> * Improving the OpenSSL API, or at least the documentation
> * Adding streaming encryption/decryption support to OpenSSL
> * Adding AE and AEAD interfaces to OpenSSL
> * Aliasing MCRYPT_AES -> MCRYPT_RIJNDAEL_128, adding MCYPT_MODE_CTR
>
> What I need from you is guidance on what features or changes you want
> to see in 7.1 and which can be put off until later (or never proposed
> as an RFC at all).
>
> Seriously, all I need is your opinion and whether or not you'd like to
> see any of these happen. If you have specific implementation details
> you'd like to discuss or requests, of course those are welcome too. :D
>
> "With great ubiquity comes great responsibility." - Matthew Green
> <https://twitter.com/matthew_d_green/status/578567678492733440>
Thank you! You have my full support here (and when I get time my
contributions). I think these projects will go a long way towards
improving security in PHP.
so, Thank You!!!
Anthony
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