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 www.sethvargo.com
Two Factor SSH Authentication | Seth Vargo
| | whynothugo.nl
How I secure my setup with a YubiKey ยท Hugo Barrera's site
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| | [AI summary] The article discusses the use of YubiKeys for enhancing security through 2FA, SSH keys, sudo prompts, and other authentication methods, emphasizing physical security and backup practices.
| | blog.jitendrapatro.me
Configuring Two Factor Authentication for 'su' and 'sudo' - Jitendra Patro
1.5 parsecs away

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| | [AI summary] A technical guide explaining how to implement Two Factor Authentication for the 'su' and 'sudo' commands on Linux using Google Authenticator to enhance system security.
| | www.cricalix.net
OpenSSH, Google Authenticator PAM module Cricalix.Net
2.1 parsecs away

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| | nolanlawson.com
YubiKeys are neat | Read the Tea Leaves
9.0 parsecs away

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| I recently picked up a YubiKey, because we use them at work and I was impressed with how simple and easy-to-use they are. I've been really happy with it so far - enough to write a blog post about it. Basically, YubiKey works like this: whenever you need to do two-factor authentication (2FA), you just...