auth.py
python
sha256:a78e7e5a8740e03315f325d19edeb3aa1b306b3337d04abbaa9a9e0f3bbeb7a1
docs: MuseHub-first before ISR #74 — staging solidify NEXT
Human
1 day ago
| 1 | """Viewer Bearer credential helpers (§HGD.6.1).""" |
| 2 | |
| 3 | from __future__ import annotations |
| 4 | |
| 5 | import secrets |
| 6 | |
| 7 | # ≥ 128 bits entropy (16 bytes → 32 hex chars). |
| 8 | _VIEWER_TOKEN_BYTES = 16 |
| 9 | |
| 10 | |
| 11 | def generate_viewer_token() -> str: |
| 12 | """Return a cryptographically secure viewer Bearer credential.""" |
| 13 | return secrets.token_hex(_VIEWER_TOKEN_BYTES) |
| 14 | |
| 15 | |
| 16 | def constant_time_equal(a: str, b: str) -> bool: |
| 17 | """Compare two strings in constant time.""" |
| 18 | return secrets.compare_digest(a.encode("utf-8"), b.encode("utf-8")) |
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sha256:a78e7e5a8740e03315f325d19edeb3aa1b306b3337d04abbaa9a9e0f3bbeb7a1
docs: MuseHub-first before ISR #74 — staging solidify NEXT
Human
1 day ago