[erlang-questions] PKCS-7 signing
Wed Nov 27 08:57:49 CET 2013
Actually there is some support for PKCS-7 in public_key, it is not so well
announce as it is consider some what experimental and just tested on a very
But public key can decode/encode a basic PKCS-7.pem file. You should be
able to manipulate a PKCS-7 structure in Erlang resign it with public_key
and be happy. We recently added support for SCEP (Simple Certificate
Enrolment Protocol). PKSCS-7 is a spec that can be extended so you might
additional own ASN-1 handling!
Regards Ingela Erlang/OTP-team Ericsson AB
2013/11/25 Szoboszlay Dániel <dszoboszlay@REDACTED>
> If it is only a manifest file that (I assume) doesn't change very often I
> would rather use "openssl smime" to create the signature.
> I was looking into PKCS-7 signing with Erlang recently, but I could avoid
> doing it after all. My impression was that there is no direct support for
> it in OTP, so you'd either have to call the openssl routines via e.g. a
> port driver or use the existing crypto functions to sign your data and put
> together a SignedData structure according to RFC 2315 using the ASN.1
> application. Yet, I might be wrong.
> On Mon, 25 Nov 2013 20:55:04 -0000, James Wheare <james@REDACTED> wrote:
>> I'm working on implementing Apple's Push Notifications for Websites
>> system and having some trouble signing the "push package"
>> The docs  say this:
>> "The signature is a PKCS #7 detached signature of the manifest file.
>> Sign the manifest file with the private key associated with your web
>> push certificate that you obtained while registering with Apple. In
>> PHP, you can do this with the openssl_pkcs7_sign function"
>> So I'm looking for an equivalent to PHP's openssl_pkcs7_sign  in
>> The release notes  for the public_key module seem to offer some
>> hope, with "experimental" PKCS-7 support announced in 0.17, but I
>> can't find anything about it in the docs 
>> Any advice on solving this?
>> - James
>>  https://developer.apple.com/library/mac/documentation/
>>  http://php.net/manual/en/function.openssl-pkcs7-sign.php
>>  http://www.erlang.org/doc/apps/public_key/notes.html
>>  http://erlang.org/doc/man/public_key.html
>> erlang-questions mailing list
> erlang-questions mailing list
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