def opcion1(password):
h = scrypt.using(salt=b'salt',
salt_size=1024,
rounds=8,
block_size=8,
parallelism=1,
relaxed=True).hash(password)
return h
def insert_username_into_database():
try:
hashedpwd = scrypt.using(salt_size=64).hash(password)
print('Connecting with the database...')
unixtime = int(time())
cc.execute(insert_username, (username, hashedpwd, unixtime))
conn.commit()
print(f'User {username} successfully inserted.')
conn.close()
except conn.Error as error:
print(f'Error: {error}')
def get_hash(pw):
hash_str = scrypt.using(rounds=8).hash(pw)
return hash_str
def secure_hash(password, base64_encoded_salt):
hash = scrypt.using(salt=base64.b64decode(base64_encoded_salt),
rounds=4,
block_size=8,
parallelism=1).hash(password)
return hash
"""
scrypt.py
Implementacion de scrypt para derivación de contraseñas
Inspirado y obtenido de https://passlib.readthedocs.io/en/stable/lib/passlib.hash.scrypt.html
"""
from passlib.hash import scrypt
import datetime
password = "******"
h = scrypt.using(
salt=b'saltsaltsalt',
salt_size=
64, # Tamano de los salt generados automaticamente dentro de la funcion
rounds=8, #Numero de rondas a usar
block_size=32, # Parametro r
parallelism=
1, # Nivel de paralelismo a usar (parametro p). Pruebas muestran que a mayor paralelismo, mayor tiempo de procesamiento
relaxed=
True # Para que corrija automaticamente posibles errores en valores de rondas, salt, etc.
).hash(password)
print('Contrasena original: {}'.format(password))
print('Contrasena derivada: {}'.format(h))
print('Verificada: {}'.format(scrypt.verify(password, h)))