68 lines
3 KiB
C#
68 lines
3 KiB
C#
/*************************************************************************
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* ModernUO *
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* Copyright (C) 2019-2020 - ModernUO Development Team *
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* Email: hi@modernuo.com *
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* File: AccountSecurity.cs *
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* Created: 2020/05/01 - Updated: 2020/05/02 *
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* *
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* This program is free software: you can redistribute it and/or modify *
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* it under the terms of the GNU General Public License as published by *
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* the Free Software Foundation, either version 3 of the License, or *
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* (at your option) any later version. *
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* *
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* This program is distributed in the hope that it will be useful, *
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* but WITHOUT ANY WARRANTY; without even the implied warranty of *
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
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* GNU General Public License for more details. *
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* *
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* You should have received a copy of the GNU General Public License *
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* along with this program. If not, see <http://www.gnu.org/licenses/>. *
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*************************************************************************/
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using System;
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namespace Server.Accounting.Security
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{
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public enum PasswordProtectionAlgorithm
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{
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// Obsolete algorithms from RunUO. These are not secure!
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// They are included for password upgrades only.
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None,
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MD5,
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SHA1,
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// Supported algorithms
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SHA2, // ServUO compatibility
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PBKDF2,
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Argon2 // Recommended algorithm for real security.
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}
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public static class AccountSecurity
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{
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// TODO: Put it in a configuration
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public const PasswordProtectionAlgorithm AlgorithmName = PasswordProtectionAlgorithm.Argon2;
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public static readonly IPasswordProtection CurrentPasswordProtection = GetPasswordProtection(AlgorithmName);
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public static void Configure()
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{
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if (AlgorithmName < PasswordProtectionAlgorithm.SHA2)
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throw new Exception($"Security: {AlgorithmName} is obselete and not secure. Do not use it.");
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}
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public static IPasswordProtection GetPasswordProtection(PasswordProtectionAlgorithm algorithm)
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{
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var passwordProtection = algorithm switch
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{
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PasswordProtectionAlgorithm.MD5 => MD5PasswordProtection.Instance,
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PasswordProtectionAlgorithm.SHA1 => SHA1PasswordProtection.Instance,
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PasswordProtectionAlgorithm.SHA2 => SHA2PasswordProtection.Instance,
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PasswordProtectionAlgorithm.PBKDF2 => PBKDF2PasswordProtection.Instance,
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PasswordProtectionAlgorithm.Argon2 => Argon2PasswordProtection.Instance,
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_ => null
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};
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return passwordProtection;
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}
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}
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}
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