joserfc_jwt_encode_decode_with_symmetric_key.py

1from joserfc import jwt
2
3# 1. Prepare the payload and the key
4payload = {"iss": "https://authlib.org", "sub": "123"}
5key = "secret-key"
6
7# 2. Encode the JWT (sign the payload)
8# By default, it uses HS256 algorithm for string keys
9token = jwt.encode({"alg": "HS256"}, payload, key)
10print(f"Encoded JWT: {token}")
11
12# 3. Decode the JWT (verify the signature)
13claims = jwt.decode(token, key)
14print(f"Decoded Claims: {claims}")
15
16# Access claims data
17print(f"Issuer: {claims['iss']}")