Researchers uncover SSHStalker, an IRC botnet exploiting legacy Linux flaws and SSH servers to build persistent covert access.

Hackers resurrect 90s IRC tricks with SSHStalker, using old exploits to quietly compromise thousands of Linux servers ...

A newly discovered botnet is compromising poorly-protected Linux servers by brute-forcing weak SSH password login authentication. Researchers at Canada-based Flare Systems, who discovered the botnet, ...

A newly documented Linux botnet named SSHStalker is using the IRC (Internet Relay Chat) communication protocol for command-and-control (C2) operations.

If you connect to remote computers over the Internet, it is a pretty good chance you use some form of SSH or secure shell. On Linux or Unix you’ll use the ssh command. Same goes for Linux-like ...

SSH provides remote, text-based access to Unix systems. It is a secure replacement for Telnet, with several additional features. Pre-requisites for remote access Duo: You will need to have Duo set up.

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 ...

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 ...