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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 Mock a Redis Session Store in Python

An in-memory RedisSessionStore class with TTL-based expiry, get/set/delete/exists methods, and JSON field support—perfect for testing and prototyping without a live Redis.

redis session mock
Python 
import time
import json
from collections import defaultdict


class RedisSessionStore:
    """In-memory mock of a Redis-backed session store."""

    def __init__(self, ttl=3600):
        self._data = defaultdict(dict)
        self._expires = {}
        self._ttl = ttl

    def set(self, session_id, field, value):
   …
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