br.gov.cgu.utils

Class PasswordUtils

java.lang.Object

br.gov.cgu.utils.PasswordUtils

public final class PasswordUtils
extends Object

Classe utilitária contendo uma série de funções para geração e verificação de senhas seguras.

Since:

1.0.0

Method Summary

Modifier and Type	Method and Description
static boolean	check(String password, String stored) Checks whether given plaintext password corresponds to a stored salted hash of the password.
static String	gerarSenhaRandomica()
static String	getSaltedHash(String password) Computes a salted PBKDF2 hash of given plaintext password.
static String	hashMD5(String senha)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Method Detail

getSaltedHash

public static String getSaltedHash(String password)

Computes a salted PBKDF2 hash of given plaintext password.

Suitable for storing in a database.
Empty passwords are not supported.

Parameters:

password - Senha em texto claro.

Returns:

String que representa o SALT + Senha-criptografada.

check

public static boolean check(String password,
                            String stored)

Checks whether given plaintext password corresponds to a stored salted hash of the password.

Parameters:

password - Senha em texto claro.

stored - String SALT + Senha-cripografada gerada previamente.

Returns:

Se a senha em texto claro corresponde ao salt+senha criptografada passados.

gerarSenhaRandomica

public static String gerarSenhaRandomica()

hashMD5

public static String hashMD5(String senha)