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108 discussions - 458 posts

  • So to kick things off I'd like to get AES-GCM exposed and figured it could be a good way to start the ball rolling for figuring out how we want to expose symmetric ciphers at the low level API. I'm ...
    Donald StufftDonald Stufft
    Aug 7, 2013 at 10:16 pm
    Aug 8, 2013 at 12:51 pm
  • Is anyone aware of blockers around the urandom engine PR (https://github.com/pyca/cryptography/pull/377) at this point? We?ve solicited feedback from as many people as we can and it appears this ...
    Paul KehrerPaul Kehrer
    Jan 20, 2014 at 5:36 pm
    Jan 21, 2014 at 10:54 am
  • Our name continues to cause mass confusion and i?m pretty sure we all regret it. So let?s change it, or if not, why not? ----------------- Donald Stufft PGP: 0x6E3CBCE93372DCFA // 7C6B 7C5D 5E2B 6356 ...
    Donald StufftDonald Stufft
    May 12, 2014 at 6:25 pm
    May 20, 2014 at 4:48 am
  • Dear fellow makers of poorest life choices, I?d like to speak about our next release. Concretely I?d like to get out 0.2 as soon as JP gives us feedback on https://github.com/pyca/pyopenssl/pull/9 ...
    Hynek SchlawackHynek Schlawack
    Jan 17, 2014 at 8:59 pm
    Jan 19, 2014 at 1:00 pm
  • Hi folks, I'd like to propose we deprecate, with the intention of removing, support for Python 2.6. The reason for this is that Python 2.6 is no longer receiving support for the Python core ...
    Alex GaynorAlex Gaynor
    Mar 28, 2015 at 7:29 pm
    Mar 30, 2015 at 8:09 am
  • Hynek just merged the AES patch, so now we have some actual crypto. I think it's time for us to get moving forwards: * More ciphers / modes (particularly I think a bunch of us want to make GCM a ...
    Alex GaynorAlex Gaynor
    Sep 7, 2013 at 7:16 pm
    Sep 9, 2013 at 9:40 pm
  • Hi all! We're at an exciting point where it's actually possible to do stuff with cryptography. You know what that means... time to start thinking about a release! I'd like us to make a list of the ...
    Alex GaynorAlex Gaynor
    Oct 24, 2013 at 3:27 pm
    Nov 6, 2013 at 10:09 pm
  • Hi all, For my project I need cryptography to support basic handling of CRLs, revoked certificates and CRLDistributionPoints. I attached a patch which adds these interfaces, including test cases for ...
    Erik TrauschkeErik Trauschke
    May 7, 2015 at 4:56 pm
    May 12, 2015 at 1:10 pm
  • Now that we?re an upstream dependency for at least one major project (PyOpenSSL) it might make sense to try to fall into a monthly release cadence. This way we wouldn't block important features in ...
    Paul KehrerPaul Kehrer
    Apr 21, 2014 at 6:31 pm
    Apr 22, 2014 at 2:31 am
  • Recently we've had several situations where our project's Python 3.2 support blocks us from using libraries we'd like to consume (idna, characteristic, etc). Donald opened an issue ...
    Paul KehrerPaul Kehrer
    Apr 14, 2015 at 2:23 pm
    Apr 18, 2015 at 8:00 pm
  • I was talking to the Travis CI folks and they mentioned they have the possibility of using openstack builders now (or in the near future). We talked a little bit about the possibility of getting PyCA ...
    Donald StufftDonald Stufft
    Mar 28, 2015 at 10:56 pm
    Mar 29, 2015 at 8:30 pm
  • Something that's come up in the terms of Camella, but is going to keep coming up, is that sometimes the OpenSSL on a system is really old (OSX), or neutered (RHEL), or non existent (Windows). In ...
    Donald StufftDonald Stufft
    Oct 7, 2013 at 8:41 pm
    Oct 20, 2013 at 5:42 pm
  • All, Paul (reaperhulk) and I got accepted to do a talk on the ?State of Crypto in Python?. Here is the abstract for our talk: Python has a complex past with cryptography. There are half a dozen major ...
    Jarret RaimJarret Raim
    Dec 17, 2013 at 6:45 pm
    Dec 19, 2013 at 6:49 pm
  • Hey all, The last major issue blocking landing RSA key generation is a discussion over whether or not to enforce a minimum key size for newly generated keys. I am advocating for requiring that ...
    Alex GaynorAlex Gaynor
    Feb 11, 2014 at 3:39 pm
    Feb 11, 2014 at 6:42 pm
  • I am working on a project that requires standar key and signatures data formats. Ugly ASN.1 everywhere. I wonder how is the serialization work going in "Crytography". -- Jes?s Cea Avi?n _/_/ _/_/_/ ...
    Jesus CeaJesus Cea
    Nov 19, 2014 at 9:35 pm
    Nov 21, 2014 at 5:58 am
  • Hi, I started to write an email with request for help building cryptography on Windows for Python 3.3, but then I figured out how to get the desired result, so now I only want to share some knowledge ...
    Alexander BelchenkoAlexander Belchenko
    Feb 18, 2014 at 2:13 pm
    Feb 21, 2014 at 1:50 am
  • So one thing that's really handy to do with encryption is to be able to (de|en)crypt things without needing to load the entire thing into memory. Currently we support this in the encrypt API by ...
    Donald StufftDonald Stufft
    Sep 12, 2013 at 2:19 am
    Sep 19, 2013 at 3:20 pm
  • TLDR; We would like to merge a thread safety solution for the OpenSSL bindings [1]. Probably this https://github.com/pyca/cryptography/pull/377 What do we need to do to get it reviewed and in master? ...
    AlexsAlexs
    Jan 20, 2014 at 4:07 pm
    Jan 20, 2014 at 6:37 pm
  • Hi all, Does anyone know why cryptography.hazmat.bindings.openssl.binding.Binding has started to start failing on assert res == 1? This seems to indicate that Cryptography_add_osrandom_engine is ...
    Jean-Paul CalderoneJean-Paul Calderone
    Feb 22, 2014 at 5:34 pm
    Feb 22, 2014 at 10:00 pm
  • Hello, I recently began looking at adding support for PyCA to my AsyncSSH package (http://asyncssh.timeheart.net). It currently uses PyCrypto, but I see a lot of potential in being able to directly ...
    Ron FrederickRon Frederick
    Jul 26, 2014 at 7:52 pm
    Jul 30, 2014 at 12:13 am
  • So Jean-Paul brought up in #cryptography-dev about the idea of signing our git commits. Personally I think this is a good idea however if we want to do it it leaves a few open questions with how we ...
    Donald StufftDonald Stufft
    Aug 9, 2013 at 12:50 am
    Aug 9, 2013 at 11:00 am
  • So I don't think we ever clarified this but what Operating Systems are we planning on supporting? For me I think *nix and Windows should be supported. The other question is are we ok with some things ...
    Donald StufftDonald Stufft
    Sep 8, 2013 at 3:21 pm
    Sep 9, 2013 at 11:18 am
  • I want to report that unlike the 0.1 release, the latest cryptography release-- namely 0.2.1-- does not build on Windows. Building from the repository now succeeds however. For reference, this was ...
    Khalid [KAB]Khalid [KAB]
    Mar 3, 2014 at 5:21 pm
    Mar 4, 2014 at 12:19 pm
  • Hi, since I?m considering to move service_identity into PyCA (comments welcome), I would like to suggest to grab pyca.io (which is currently free) and use it as our own namespace for our RTFD sites ...
    Hynek SchlawackHynek Schlawack
    Jun 10, 2014 at 9:38 am
    Jun 10, 2014 at 12:54 pm
  • ^ I'm trying to leverage the cryptography project and am trying to extract the subjAltName extension from x509 certificates encoded as PEM. Does any one have any suggestions as to how I could do ...
    Carlos GarzaCarlos Garza
    Jun 26, 2014 at 3:02 am
    Jun 27, 2014 at 3:56 am
  • I like the Fernet recipe, but I'd like a better recipe for files. One that doesn't want the entire message at once (bad for big files) and that doesn't bloat with base64. Should I do it myself with ...
    Stefan PochmannStefan Pochmann
    Nov 20, 2014 at 3:27 pm
    Nov 20, 2014 at 9:02 pm
  • Hello! I really want to contribute to pyca/cryptography. I already have a development environment setup and I have run the tests. At the PyCon sprints I worked on ...
    Eeshan GargEeshan Garg
    Apr 28, 2015 at 5:46 pm
    May 2, 2015 at 2:30 pm
  • Hi, I'm trying to compute an EllipticCurvePrivateKey from a private_value (d). It seems that the only way to achieve this is to create an EllipticCurvePrivateNumbers object, but the constructor takes ...
    Dario SneidermanisDario Sneidermanis
    May 14, 2015 at 8:20 am
    May 18, 2015 at 5:35 am
  • Hi, Could anyone please tell me how to get each certificate (like "begin ... end") in the cert chain by using "peercertchain = conn.get_peer_cert_chain()"? I use PyOpenssl package. The command line ...
    Kai LuKai Lu
    Jul 1, 2015 at 2:03 pm
    Jul 1, 2015 at 2:54 pm
  • So now that this mailing list is a thing, let's have a discussion! What do we want the desired API to look like? Probably exposing both low and high level (starting with low)? How should we properly ...
    Donald StufftDonald Stufft
    Jul 29, 2013 at 11:27 pm
    Jul 30, 2013 at 4:48 pm
  • Hey all, I've been told that if you request it, you can get GitHub to disable force pushes on a repository. Is that a thing we want to do, it seems like it might be? Alex -- "I disapprove of what you ...
    Alex GaynorAlex Gaynor
    Oct 2, 2013 at 6:35 pm
    Oct 3, 2013 at 2:20 pm
  • A user filed an issue today asking us to support 0.9.8b (https://github.com/pyca/cryptography/issues/727#issuecomment-37133554), which shipped in Fedora 8 (apparently used by ...
    Paul KehrerPaul Kehrer
    Mar 9, 2014 at 9:51 pm
    Mar 11, 2014 at 2:55 pm
  • Hi, Trying to install cryptography so that I can install Scrapy; as per https://cryptography.io/en/latest/installation/, I'm using: $ brewinstall openssl Warning: openssl-1.0.1e already installed and ...
    Greg WilsonGreg Wilson
    Apr 21, 2014 at 6:31 pm
    Apr 22, 2014 at 2:15 pm
  • Would it be possible to add this email list to Gmane? I know there is unfortunately named http://dir.gmane.org/gmane.comp.python.cryptography (which is actually PyCrypto), but could some good ...
    Matěj CeplMatěj Cepl
    Nov 20, 2014 at 4:40 pm
    Nov 20, 2014 at 11:26 pm
  • Hi everybody, Folks who've been following our issue tracker might have noticed I've been working on a pure-python implementation of key loading, to replace the way we use OpenSSL right now for that ...
    Alex GaynorAlex Gaynor
    Nov 20, 2014 at 4:18 pm
    Nov 20, 2014 at 11:00 pm
  • Greetings fellow Pythoneers, I'm happy to announce that pyOpenSSL 0.15 is now available. pyOpenSSL is a set of Python bindings for OpenSSL. It includes some low-level cryptography APIs but is ...
    Hynek SchlawackHynek Schlawack
    Apr 14, 2015 at 4:54 pm
    Apr 16, 2015 at 3:09 am
  • Hi all, First of all I'd like to express how happy I am about this unified approach to crypto mechanisms in Python and how active this project is. I'm currently in the process of migrating a project ...
    Erik TrauschkeErik Trauschke
    Apr 30, 2015 at 9:44 pm
    Apr 30, 2015 at 11:15 pm
  • I apologize for how disorganized these thoughts are, the problems are more fully formed than the solutions and I ended up spending much more time than desired writing this email, so I just sort of ...
    David ReidDavid Reid
    Apr 21, 2014 at 11:15 pm
    Apr 23, 2014 at 11:48 pm
  • So, before I can start talking about solutions, I have to describe the use cases. 1) Some folks need a very specific backend (i.e. pyOpenSSL) and right now it's just assumed that that will come with ...
    Alex GaynorAlex Gaynor
    Apr 28, 2014 at 4:32 pm
    Apr 28, 2014 at 9:00 pm
  • In PyCA's Cryptography the backend is the object responsible for providing one of many lowest common denominator APIs to binding specific interfaces. ``CipherBackend`` for example provides methods ...
    David ReidDavid Reid
    May 22, 2014 at 12:04 am
    May 23, 2014 at 8:11 am
  • I?ve just added cryptography-core to the collaborators for PyNaCl. I don?t honestly have a lot of time to manage PyNaCl, most of my spare OSS time is chewed up with packaging stuff. If other people ...
    Donald StufftDonald Stufft
    Jun 18, 2014 at 10:32 pm
    Jun 19, 2014 at 12:43 am
  • I'm playing with the Fernet and AES encryption from cryptography. I've only started with Python a few weeks ago and I'm not up on cryptography. I'm trying to decrypt data that has been encoded with ...
    David EvansDavid Evans
    Jan 2, 2015 at 11:13 pm
    Jan 5, 2015 at 6:26 pm
  • Hi, do we want a GitHub organization for cryptography and if yes, how do we call it? I?d propose PyCA in the proud tradition of PyPA. There is a dead project called pyca but that shouldn?t matter ...
    Hynek SchlawackHynek Schlawack
    Aug 10, 2013 at 7:59 pm
    Aug 10, 2013 at 8:05 pm
  • So I've been looking at playing around with the start of the "for humans" API. I figure we need to either do a PyNaCl style "this is what the algorithms are and that's that" or a more flexible ...
    Donald StufftDonald Stufft
    Sep 13, 2013 at 6:22 pm
    Sep 13, 2013 at 6:35 pm
  • Hey all, What do people think of the idea of us doing our first release without having any asymmetric support? The motivation here would be to allow us to get our initial release out sooner, ...
    Alex GaynorAlex Gaynor
    Dec 30, 2013 at 11:01 pm
    Dec 31, 2013 at 12:17 am
  • Hi Team, I am building an AS2 lib in python and I want to use your library for encryption and signing. I have tried various other libraries and they do not satisfy my requirement. I have gone through ...
    Abhishek RamAbhishek Ram
    Feb 24, 2014 at 6:38 am
    Feb 24, 2014 at 5:06 pm
  • The third major release of cryptography is now released. A huge thank you to all the contributors who submitted PRs, reviewed code, and helped with API design. The major highlights of this release ...
    Paul KehrerPaul Kehrer
    Mar 27, 2014 at 9:23 pm
    Mar 28, 2014 at 1:03 pm
  • Hi all! I have a question which I could not resolve by reading the documentation. Surely It is an easy question but... How I can deserialize with Cryptography library a public key which has been ...
    Raúl GonzalezRaúl Gonzalez
    Sep 8, 2014 at 10:00 am
    Sep 9, 2014 at 10:06 am
  • On behalf of all the contributors to PyCA cryptography I?m happy to announce that 0.7 has been tagged and released to PyPI. New in 0.7 (https://cryptography.io/en/latest/changelog/) * Cryptography ...
    Paul KehrerPaul Kehrer
    Dec 18, 2014 at 3:42 am
    Dec 19, 2014 at 11:28 pm
  • Hi, I followed examples to create an rsa (public/private) key and it works fine. I do not see however how to "save" my keys for later reuse/exchange. I see no "export/convertt to bytes" method to ...
    Olivier sallouOlivier sallou
    Mar 7, 2015 at 11:33 am
    Mar 7, 2015 at 5:09 pm
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