hmac

Shopify HMAC parameter verification failing in Python

Shopify HMAC parameter verification failing in Python Question: I’m having some trouble verifying the HMAC parameter coming from Shopify. The code I’m using per the Shopify documentation is returning an incorrect result. Here’s my annotated code: import urllib import hmac import hashlib qs = “hmac=96d0a58213b6aa5ca5ef6295023a90694cf21655cf301975978a9aa30e2d3e48&locale=en&protocol=https%3A%2F%2F&shop=myshopname.myshopify.com&timestamp=1520883022” Parse the querystring params = urllib.parse.parse_qs(qs) Extract the hmac value …

Total answers: 2

Generating HMAC-SHA256 Signature in C# from a Python sample

Generating HMAC-SHA256 Signature in C# from a Python sample Question: I’ve been trying to generate HMAC-SHA256 signature using three parameters; a Unix timestamp in seconds, an API Key and an API Secret, in C#.Net for authentication in a spesific style, but couldn’t manage to reverse-engineer the steps from an example code in Python. The Python …

Total answers: 1

Python encoded message with HMAC-SHA256

Python encoded message with HMAC-SHA256 Question: I try to encoded message with HMAC-SHA256 in python according to instructions import hmac import hashlib nonce = 1234 customer_id = 123232 api_key = 2342342348273482374343434 API_SECRET = 892374928347928347283473 message = nonce + customer_id + api_key signature = hmac.new( API_SECRET, msg=message, digestmod=hashlib.sha256 ).hexdigest().upper() but I get this Traceback (most recent …

Total answers: 2

Python3 and hmac . How to handle string not being binary

Python3 and hmac . How to handle string not being binary Question: I had a script in Python2 that was working great. def _generate_signature(data): return hmac.new(‘key’, data, hashlib.sha256).hexdigest() Where data was the output of json.dumps. Now, if I try to run the same kind of code in Python 3, I get the following: Traceback (most …

Total answers: 4

Implementation HMAC-SHA1 in python

Implementation HMAC-SHA1 in python Question: I am trying to use the OAuth of a website, which requires the signature method to be ‘HMAC-SHA1’ only. I am wondering how to implement this in Python? Asked By: xiaohan2012 || Source Answers: There are multiple python libraries available at the oauth website, but if you’re just interested in …

Total answers: 8