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Auth & security at scale

OAuth2, JWT, IAM patterns, secrets rotation, and least-privilege service auth.

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Auth & security at scale medium

How to sign and verify JWT RS256 in Python

Generate RSA keys, create a JWT signed with RS256, verify its signature, and decode the payload using the cryptography library.

jwt rs256 rsa
Python 
import json
import time
import base64
import hmac
import hashlib
from cryptography.hazmat.primitives.asymmetric import rsa
from cryptography.hazmat.primitives import serialization, hashes
from cryptography.hazmat.primitives.asymmetric import padding
from cryptography.hazmat.primitives.asymmetric.utils import encode_ds…
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