Tags: SSH

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remote administration
To administer a remote server, you need tools that can reach beyond the local. With ssh and scp, however, you can easily work with remote machines to make your admin life considerably easier.

Go Beyond Local with Secure Shell

If you have high hopes of becoming a Linux administrator, there are plenty of tools you’ll need to know and know well. Some of those tools are limited to actions taken locally on the machine with which you are working: tools like iptables, make, top, diff, tail, and many more. These tools, isolated...
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4 Reasons Why SSH Connection Fails

As DevOps or IT professionals, people may ask us why they can't ssh to servers. It happens from time to time. Isn't right? Not much fun. Just routine work. Want to ease the pain and burden? Let's examine common ssh failures together. Next time forward this link to your colleagues, if useful. People...
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Thirteen Ways Containers are More Secure than Virtual Machines

Last year, conventional wisdom had it that containers were much less secure than virtual machines (VMs)! Why? Because it was easier to break out of the container abstraction layer, which is arguably weaker than VM abstractions supported byhardware VT-x optimization. Once broken loose, malicious...
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Creating functional ssh keypair on RDO Mitaka via Chrome Advanced REST Client

The problem here is that REST API POST request creating ssh-keypair to access nova servers  doesn't write to disk rsa private key  and only upload public one to nova. Closing Chrome Client results loosing rsa private key. To prevent failure to write to disk private key , save response-export.json...
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