.NETCORE 开发登录接口MFA谷歌多因子身份验证

最新推荐文章于 2025-04-26 14:45:42 发布

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最新推荐文章于 2025-04-26 14:45:42 发布 · 808 阅读

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1.maf帮助类

 public class GoogleAuthenticator
    {
        private readonly static DateTime _epoch = new DateTime(1970, 1, 1, 0, 0, 0, DateTimeKind.Utc);
        private TimeSpan DefaultClockDriftTolerance { get; set; }

        public GoogleAuthenticator()
        {
            DefaultClockDriftTolerance = TimeSpan.FromSeconds(30);
        }

        /// <summary>
        /// Generate a setup code for a Google Authenticator user to scan
        /// </summary>
        /// <param name="issuer">Issuer ID (the name of the system, i.e. 'MyApp'), can be omitted but not recommended https://github.com/google/google-authenticator/wiki/Key-Uri-Format </param>
        /// <param name="accountTitleNoSpaces">Account Title (no spaces)</param>
        /// <param name="accountSecretKey">Account Secret Key</param>
        /// <param name="QRPixelsPerModule">Number of pixels per QR Module (2 pixels give ~ 100x100px QRCode)</param>
        /// <returns>SetupCode object</returns>
        public SetupCode GenerateSetupCode(string issuer, string accountTitleNoSpaces, string accountSecretKey, int QRPixelsPerModule)
        {
            byte[] key = Encoding.UTF8.GetBytes(accountSecretKey);
            return GenerateSetupCode(issuer, accountTitleNoSpaces, key, QRPixelsPerModule);
        }

        /// <summary>
        /// Generate a setup code for a Google Authenticator user to scan
        /// </summary>
        /// <param name="issuer">Issuer ID (the name of the system, i.e. 'MyApp'), can be omitted but not recommended https://github.com/google/google-authenticator/wiki/Key-Uri-Format </param>
        /// <param name="accountTitleNoSpaces">Account Title (no spaces)</param>
        /// <param name="accountSecretKey">Account Secret Key as byte[]</param>
        /// <param name="QRPixelsPerModule">Number of pixels per QR Module (2 = ~120x120px QRCode)</param>
        /// <returns>SetupCode object</returns>
        public SetupCode GenerateSetupCode(string issuer, string accountTit