On Mon, Feb 2, 2015 at 3:58 AM, Leigh lei...@gmail.com wrote:
On 2 February 2015 at 10:57, Leigh lei...@gmail.com wrote:
length (not sure how of
Not sure how often tag lengths aside from 16 are used.
According to documentation provided about the OCB mode of AES it says the
following:
On 2 February 2015 at 11:46, Jason Gerfen jason.ger...@gmail.com wrote:
According to documentation provided about the OCB mode of AES it says the
following:
Section 3: The scheme
The tag length is an integer τ ∈ [0 .. n]. ... As for the tag length, a
suggested default of τ = 64 is
On 2 February 2015 at 10:57, Leigh lei...@gmail.com wrote:
length (not sure how of
Not sure how often tag lengths aside from 16 are used.
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On 1 February 2015 at 17:57, Jakub Zelenka bu...@php.net wrote:
Hey,
I have already implemented all of this in crypto ext (
https://github.com/bukka/php-crypto ) and also added support for streams
(e.g.
On Mon, Feb 2, 2015 at 12:03 PM, Leigh lei...@gmail.com wrote:
In Rogaway's own OCB FAQ it states:
The number τ, the tag length of the scheme, is, like the blockcipher
E, a parameter of the mode. It’s a number 0 ≤ τ ≤ 128.
http://web.cs.ucdavis.edu/~rogaway/ocb/ocb-faq.htm
The OCB is
Hey
On Sat, Jan 31, 2015 at 4:21 PM, Leigh lei...@gmail.com wrote:
On 31 January 2015 at 16:13, Jason Gerfen jason.ger...@gmail.com wrote:
On Sat, Jan 31, 2015 at 8:53 AM, Leigh lei...@gmail.com wrote:
At the very basic end of the spectrum, we could have openssl_get_tag
and
Hi list,
A couple of bug reports have highlighted the fact that our
openssl_encrypt and openssl_decrupt functions have no way of getting
or setting tags required for authenticated cipher modes (i.e. GCM,
CCM, OCB (not sure if this is available in OpenSSL)).
https://bugs.php.net/bug.php?id=68962
On Sat, Jan 31, 2015 at 8:53 AM, Leigh lei...@gmail.com wrote:
Hi list,
A couple of bug reports have highlighted the fact that our
openssl_encrypt and openssl_decrupt functions have no way of getting
or setting tags required for authenticated cipher modes (i.e. GCM,
CCM, OCB (not sure if
On 31 January 2015 at 16:13, Jason Gerfen jason.ger...@gmail.com wrote:
On Sat, Jan 31, 2015 at 8:53 AM, Leigh lei...@gmail.com wrote:
At the very basic end of the spectrum, we could have openssl_get_tag
and openssl_set_tag, or add an extra parameter to the end of
openssl_encrypt and