Build a small application that takes a few lines of text and encrypts or decrypts it. Examples are in C# and VB.NET.
Encrypting Important Strings with Triple DES and .NET
Published 09/25/2019
Latest Net Security Articles
Making a GUID Creator in .NET
Published 12/13/2018
Learn what GUIDs are, how to randomly generate GUIDs, and how to copy them. Examples are given both in C# and VB.NET.
Creating Captcha Images for Security with an ASP.NET Application
Published 08/28/2018
Learn about using Captcha security as you work through a sample ASP.NET Web application.
Windows Firewalls and .NET
Published 06/28/2018
Discover how to see whether or not your Firewall is enabled. The code provided is in both C# and VB.NET.
Accessing Administrative Privileges from Your Visual Basic Programs
Published 07/19/2017
Explore the various ways to cater to Admin permissions in your Visual Basic programs.
The Security of the Internet of Things
Published 05/01/2017
Learn about just where the Internet of Things stands now, in terms of problems, security countermeasures, and responses.
Latest CodeGuru Developer Columns
Simple Solutions: Coding C and C++ with Visual Studio Code
Published 01/17/2018
Creating a Magnifier in .NET, Part 2: Making It Work
Published 08/20/2019
Here, the proverbial rubber meets the road. Finish this project and create a working magnifier.
Creating Another Self-destruct Program
Published 10/10/2019
Explore making use of batch files to delete the program, but only after the program has been closed. Examples are in C# and VB.NET.
Xamarin, Part 5: Portable Class Libraries (PCLs)
Published 06/28/2019
Discover the world of Portable Class Libraries (PCLs) and how they can work for you.
