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API design & gRPC

REST best practices, protobuf, API versioning, and backward-compatible service contracts.

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API design & gRPC medium

Verify Webhook HMAC Signatures in Python

Create and verify HMAC-SHA256 signatures for webhook payloads using Python's hmac module, protecting against tampering.

webhooks hmac security
Python 
import hashlib
import hmac
import json

SECRET = b"super-secret-webhook-key"

def create_signature(payload: bytes) -> str:
    return hmac.new(SECRET, payload, hashlib.sha256).hexdigest()

def verify_signature(payload: bytes, signature: str) -> bool:
    expected = create_signature(payload)
    return hmac.compare_dig…
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