using System; namespace app.CredentialManager { public static class Base64 { public static string Encode(string credentials) { var plainTextBytes = System.Text.Encoding.UTF8.GetBytes(credentials); return System.Convert.ToBase64String(plainTextBytes); } public static string Decode(string credentials) { var base64EncodedBytes = System.Convert.FromBase64String(credentials); return System.Text.Encoding.UTF8.GetString(base64EncodedBytes); } public static string DecodeConnectionString(string connectionString, string credentials) { string decodedCredentials = Decode(credentials); return connectionString += $"password={decodedCredentials};"; } } }