Tag: ssh
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Managing Home and Work GitHub Accounts from the Same Machine
If you contribute to both personal and professional projects, you’ve likely run into the frustrating situation where Git doesn’t know which identity or SSH key to use. Fortunately, due to the power of ssh and git, with a few config tweaks, you can cleanly separate your personal and work GitHub identities and seamlessly switch between…
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Eclipse, Subversion, and SSH_OPEN_ADMINISTRATIVELY_PROHIBITED
If you use the Subclipse plugin to access subversion repositories from Eclipse using the ssh+svn protocol, you may see errors like this: SSH_OPEN_ADMINISTRATIVELY_PROHIBITED when you try to do too many things at once. When I tried switching to JavaHL instead of SVNKit, I got different errors, so that was out. Adding this line to my…
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Using IPTables to Prevent SSH Brute Force Attacks
If you have a server with a world facing ssh server, you’ve probably seen brute force attacks in your logs. Some machine starts hammering your ssh server, trying all sorts of logins (staff, root, a, admin, etc…) over and over and over again. This is bad on a lot of fronts. I use two simple…