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- def pseudonymize_2(value, salt=SALT_KEY):
- """Pseudonymize value with salt, using HMAC-SHA256 encoding
- Parameters
- ----------
- value: value to be pseudonymized
- salt: hazard salt for additional protection
- Returns
- -------
- pseudonymized value using HMAC-SHA256
- """
- # NOTE: Here we must bypass empty or None value as
- # it will introduce specific hash value
- if value is None or value is np.nan or value == '':
- return None
- return hmac.new(
- key=salt.encode('utf-8'), # La clé
- msg=str(value).encode('utf-8'), # La donnée à pseudonymiser
- digestmod=hashlib.sha256 # La fonction de hash
- ).hexdigest()
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