The 4th Linux kernel flaw this month can lead to stolen SSH host keys

The 4th Linux kernel flaw this month can lead to stolen SSH host keys ...
TechRepublic

How to combine SSH key authentication and two-factor authentication on Linux

Jack Wallen shows you how to set up both two-factor authentication and SSH key authentication for a rock-solid remote login of your Linux servers. Chances are you administer your Linux machines by way ...
Linux Journal

SSH Key Rotation with the POSIX Shell - Sunset Nears for Elderly Keys

OpenBSD has recently stressed to us the value of key rotation by their use of “Signify” distribution release signatures. We have realized that SSH keys should also rotate, to reduce the risk of ...

Linux kernel flaw opens root-only files to unprivileged users

Another Linux kernel flaw has handed local unprivileged users a way to peek at files they should never be able to read, ...
Network World

Setting up passwordless Linux logins using public/private keys

Using a set of public/private keys to allow you to log into a remote Linux system or run commands using ssh without a password can be very convenient, but setup is just tad tricky. Here's how and a ...
Linux Journal

Securing OpenSSH

If you are a systems administrator of one or more Linux/UNIX systems, OpenSSH is likely one of the most important tools in your toolbox. OpenSSH can be used interactively or embedded in scripts to ...