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Argon2PasswordEncoder.java
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Argon2PasswordEncoder.java
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/*
* Copyright (C) Christian Katzorke <ckatzorke@gmail.com>
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package de.ckatzorke.spring.security.password.encoder;
import org.springframework.security.crypto.password.PasswordEncoder;
import de.mkammerer.argon2.Argon2;
import de.mkammerer.argon2.Argon2Factory;
/**
* A {@link PasswordEncoder} for Argon2. It uses the Argon2 binding for jvm from
* <a href="https://github.com/phxql/argon2-jvm">https://github.com/phxql/argon2
* -jvm</a>
*
* @author Christian Katzorke ckatzorke@gmail.com
*
*/
public class Argon2PasswordEncoder implements PasswordEncoder {
private static final Argon2 ARGON2 = Argon2Factory.create();
private static final int ITERATIONS = 2;
private static final int MEMORY= 65536;
private static final int PARALLELISM = 1;
/*
* (non-Javadoc)
*
* @see
* org.springframework.security.crypto.password.PasswordEncoder#encode(java.
* lang.CharSequence)
*/
public String encode(final CharSequence rawPassword) {
//hash returns already the encoded String
final String hash = ARGON2.hash(ITERATIONS, MEMORY, PARALLELISM, rawPassword.toString());
return hash;
}
/*
* (non-Javadoc)
*
* @see
* org.springframework.security.crypto.password.PasswordEncoder#matches(java
* .lang.CharSequence, java.lang.String)
*/
public boolean matches(CharSequence rawPassword, String encodedPassword) {
return ARGON2.verify(encodedPassword, rawPassword.toString());
}
}