philiprehberger-secret-mask 0.1.1

Automatically detect and mask secrets in strings and dicts.

philiprehberger-secret-mask

Automatically detect and mask secrets in strings and dicts.

Installation

pip install philiprehberger-secret-mask

Usage

from philiprehberger_secret_mask import mask_secrets

data = {"username": "alice", "password": "hunter2", "api_key": "sk-abc123def456ghi789jk"}
safe = mask_secrets(data)
# {"username": "alice", "password": "***ter2", "api_key": "******************89jk"}

Masking Strings

from philiprehberger_secret_mask import mask_secrets

log_line = "Authorization: Bearer eyJhbGciOiJIUzI1NiJ9.eyJzdWIiOiIxMjM0NTY3ODkw"
safe_log = mask_secrets(log_line)
# Bearer token is replaced with asterisks, last 4 chars visible

Checking Key Names

from philiprehberger_secret_mask import is_secret_key

is_secret_key("db_password")   # True
is_secret_key("api_key")       # True
is_secret_key("username")      # False

Custom Masking

from philiprehberger_secret_mask import mask_value

mask_value("supersecret", mask_char="#", reveal_last=2)
# "#########et"

API

Function / Constant	Description
mask_secrets(data, *, mask_char, reveal_last)	Detect and mask secrets in a string, dict, or list
mask_value(value, *, mask_char, reveal_last)	Mask a single string value
is_secret_key(key)	Check if a key name matches known secret patterns
_SECRET_PATTERNS	Compiled regexes for secret patterns in strings
_SECRET_KEY_NAMES	Set of key name substrings that indicate secrets

Development

pip install -e .
python -m pytest tests/ -v

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License

MIT