SSH
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Blog
Windows 10 KB5053606 update fixes broken SSH connections
Microsoft has released the KB5053606 cumulative update for Windows 10 22H2 and Windows 10 21H2, which fixes numerous bugs, including one preventing SSH connections. The Windows 10 KB5053606 update is mandatory as it contains Microsoft’s March 2025 Patch Tuesday security updates, which fix six actively exploited zero-day vulnerabilities. Windows users can install this update by going into Settings, clicking on Windows Update, and…
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Chinese cyberspies use new SSH backdoor in network device hacks
A Chinese hacking group is hijacking the SSH daemon on network appliances by injecting malware into the process for persistent access and covert operations. The newly identified attack suite has been used in attacks since mid-November 2024, attributed to the Chinese Evasive Panda, aka DaggerFly, cyber-espionage group. As per the findings of Fortinet’s Fortiguard researchers, the attack suite is named “ELF/Sshdinjector.A!tr” and…
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Ransomware gang uses SSH tunnels for stealthy VMware ESXi access
Ransomware actors targeting ESXi bare metal hypervisors are leveraging SSH tunneling to persist on the system while remaining undetected. VMware ESXi appliances have a critical role in virtualized environments as they can run on a single physical server multiple virtual machines of an organization. They are largely unmonitored and have been a target for hackers looking to access corporate networks…
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How to Run a Command That Requires sudo via SSH
Secure Shell includes a lot of tricks, many of which can make your admin’s life exponentially easier. One such trick is the ability to run commands on remote servers, without logging in. Sure, you can take the time to log into the server, run the command, and log out, but why not just do it all in one fell swoop?…
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How To Use SCP (Secure Copy) With SSH Key Authentication
Anyone who administers Linux machines likely knows secure shell. Without this tool, administering those servers remotely would be quite challenging. It would also become harder to move files back and forth, at least with a modicum of security. That’s where secure copy comes into play. With the SCP command, you can copy files to and from a remote Linux server…
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How to Add an SSH Fingerprint to Your known_hosts File in Linux
Let’s say you’ve written a bash script that scans all of your Linux servers in your data center for uptime. Such a file could contain the following contents: ssh $1 "uptime" When you run your script, it may get foiled by an issue where it is stopped by a server that has yet to have its SSH key fingerprint added…
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Microsoft says recent Windows 11 updates break SSH connections
Microsoft has confirmed that last month’s Windows security updates are breaking SSH connections on some Windows 11 22H2 and 23H2 systems. This newly acknowledged issue affects enterprise, IOT, and education customers, but the company says that only a “limited number” of devices are impacted. Microsoft is also investigating whether consumer customers using Windows 11 Home or Pro editions are affected.…
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How to Tunnel Web Traffic Through SSH for Secure Browsing
Nowadays, an uncountable number of cyber attacks, scams, and data theft occur every single day. This makes it necessary for users to look for ways to secure their data. After all, it is better to take precautions than to experience a guilt trip. Fortunately, SSH offers tunneling, which channels internet traffic to your local system via a remote system. Meanwhile,…
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How to SSH Into Docker Container
Administrators commonly use SSH to access and operate remote servers and devices, including a Docker container. When you connect to any device using SSH, you can run commands, access its files, and perform multiple other tasks. You can also use the Docker container as a hypervisor image that can run applications. For example, a software developer can create a Docker…
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How to SSH Into EC2 Instance
EC2 is a service provided by Amazon Web Services (AWS) that lets you rent virtual servers (known as instances). In these instances, you can leverage virtual machines to develop, test, deploy, and manage computer applications. SSH is an incredible utility for accessing and managing Amazon Elastic Compute Cloud (EC2) instances. With SSH, you can operate a remote device, access data, execute…
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