The U.S. Computer Emergency Readiness Team (CERT) has issued a warning for what it calls "active attacks" against Linux-based computing infrastructures using compromised SSH keys.

If you need to share or transfer files between Linux machines, you have plenty of options. Here are some you might not have considered.

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 ...

U.S.-CERT is warning of attacks targeting Linux-based infrastructures using compromised SSH keys. After access is gained to the system, local kernel exploits are used to gain root access. A ...

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 ...

My Google is failing me. So, you know when you start up a new Linux server with OpenSSH-Server for the FIRST time, you generate a server key pair? Anyone know what script runs that? What would ...

Again, if you object to the host key checking, then just log in from your root account once and manually accept the remote key. Or, if you are brave, manually edit /root/.ssh/known_hosts. Prosper ...

An international research team from the Max Planck Institute (MPI) for Informatics in Saarbrücken, Germany, and the Delft ...

A new botnet called 'RapperBot' has emerged in the wild since mid-June 2022, focusing on brute-forcing its way into Linux SSH servers and then establishing persistence.