I enthusiastically use two-factor authentication whenever possible, because static passwords aren't the best mechanism around any moat. Traditional passwords are vulnerable to social engineering, ...

If you run a publicly accessible Web server for your own use (and let's face it, if you're reading Linux Journal, there's a very good chance you do), how do you go about limiting the risk of someone ...

How to combine SSH key authentication and two-factor authentication on Linux Your email has been sent Jack Wallen shows you how to set up both two-factor authentication and SSH key authentication for ...

Public key authentication with SSH is possible with WinSCP, but it requires some work to set up. Chad Perrin details the steps. WinSCP is an open source tool for Windows that allows files to be safely ...

The math that makes this warning work is public-private key cryptography. The problem we’re talking about today only shows up in RSA authentication. Specifically those that use the Chinese Remainder ...

Community driven content discussing all aspects of software development from DevOps to design patterns. One of the most secure ways to communicate across the public internet is to use SSH. This is why ...