M2crypto

[geremy condra]

On Mon, Feb 13, 2012 at 12:37 AM, zigi <cezar4846 at gmail.com> wrote:
> Hello,
> this is must be testing time to crypt files, using just M2crypto :-)
> I know this is a strange use of the library, but such is the will of
> the management.

I take it you mean that you're benchmarking file encryption
performance using M2Crypto? If your only goal is to do exactly that
then go for it, but otherwise you're probably using the wrong tool for
the job.

Geremy Condra

> On 13 Lut, 01:28, geremy condra <debat... at gmail.com> wrote:
>> On Sun, Feb 12, 2012 at 4:00 PM, Mel Wilson <mwil... at the-wire.com> wrote:
>> > zigi wrote:
>>
>> >> Hello,
>> >> M2crypto
>>
>> >> __init__(self, alg, key, iv, op, key_as_bytes=0, d='md5',
>> >> salt='12345678', i=1, padding=1)
>>
>> >> I wont write app, using M2crypto and I can not understand what are the
>> >> arguments:
>> >> key, iv, op, salt ?
>> >> What they do ?
>>
>> > I assume you're reading in <http://www.heikkitoivonen.net/m2crypto/api/>
>> > about M2Crypto.EVP.Cipher.
>>
>> > Epydoc claims another victim.
>>
>> > I'm having a lot of trouble finding documentation.  The obvious OpenSSL
>> > pages are kind of thin, too.  You might see some useful code in the EVP unit
>> > tests m2crypto/tests/test_evp.py in the m2crypto installation.
>>
>> Not intending to be rude, but being perfectly serious: as a general
>> rule, if you don't know what an IV is you're probably getting yourself
>> into a lot of trouble working with low-level crypto libraries.
>>
>> Two suggestions:
>>
>> 1. Describe what you're trying to do- I'll be able to help more if I
>> know what you're actually going for.
>>
>> 2. Try keyczar. It's not perfect, but it's a lot easier to get right.
>>
>> Geremy Condra
>
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