AboutBox1.cs

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Drawing;
using System.Linq;
using System.Reflection;
using System.Threading.Tasks;
using System.Windows.Forms;

namespace CaesarEncryptor
{
    partial class About : Form
    {
        public About()
        {
            InitializeComponent();
            this.Text = String.Format("About {0}", AssemblyTitle);
            this.labelProductName.Text = "Caesar Encryptor 3000";
            this.labelVersion.Text = "0.1";
            this.labelCopyright.Text = "Only for private use";
            this.labelCompanyName.Text = "Created by Smolii Yurii PMI35";
            this.textBoxDescription.Text = "The program 'Caesar Encryptor' was created for encrypting & decrypting text in two languages English and Ukrainian. \nFrequency tables may help you to make bruteforce process quicker.\n Feel free to reach me out on telegram https://t.me/Sebek_k";
        }

        #region Assembly Attribute Accessors

        public string AssemblyTitle
        {
            get
            {
                object[] attributes = Assembly.GetExecutingAssembly().GetCustomAttributes(typeof(AssemblyTitleAttribute), false);
                if (attributes.Length > 0)
                {
                    AssemblyTitleAttribute titleAttribute = (AssemblyTitleAttribute)attributes[0];
                    if (titleAttribute.Title != "")
                    {
                        return titleAttribute.Title;
                    }
                }
                return System.IO.Path.GetFileNameWithoutExtension(Assembly.GetExecutingAssembly().CodeBase);
            }
        }

        public string AssemblyVersion
        {
            get
            {
                return Assembly.GetExecutingAssembly().GetName().Version.ToString();
            }
        }

        public string AssemblyDescription
        {
            get
            {
                object[] attributes = Assembly.GetExecutingAssembly().GetCustomAttributes(typeof(AssemblyDescriptionAttribute), false);
                if (attributes.Length == 0)
                {
                    return "";
                }
                return ((AssemblyDescriptionAttribute)attributes[0]).Description;
            }
        }

        public string AssemblyProduct
        {
            get
            {
                object[] attributes = Assembly.GetExecutingAssembly().GetCustomAttributes(typeof(AssemblyProductAttribute), false);
                if (attributes.Length == 0)
                {
                    return "";
                }
                return ((AssemblyProductAttribute)attributes[0]).Product;
            }
        }

        public string AssemblyCopyright
        {
            get
            {
                object[] attributes = Assembly.GetExecutingAssembly().GetCustomAttributes(typeof(AssemblyCopyrightAttribute), false);
                if (attributes.Length == 0)
                {
                    return "";
                }
                return ((AssemblyCopyrightAttribute)attributes[0]).Copyright;
            }
        }

        public string AssemblyCompany
        {
            get
            {
                object[] attributes = Assembly.GetExecutingAssembly().GetCustomAttributes(typeof(AssemblyCompanyAttribute), false);
                if (attributes.Length == 0)
                {
                    return "";
                }
                return ((AssemblyCompanyAttribute)attributes[0]).Company;
            }
        }

        #endregion

        private void About_Load(object sender, EventArgs e)
        {

        }

        private void okButton_Click(object sender, EventArgs e)
        {
            this.Close();
        }
    }
}