Flush DNS

Chrome: go to: chrome://net-internals/#dns and click "Clear host cache" Mac OS: sudo dscacheutil -flushcache; \ sudo killall -HUP mDNSResponder Windows: ipconfig /flushdns Linux: systemd: sudo systemd-resolve --flush-caches NSCD: sudo systemctl restart nscd dnsmasq: sudo systemctl restart dnsmasq named: sudo systemctl restart named

Basic Linux Troubleshooting

Simple steps to get you started troubleshooting your linux system.

GPG: Sign, Encrypt, Decrypt and Finding public keys!

How to use gpg to perform basic tasks on the command line!

GPG: Exporting & Publishing your public key

Export and publish your GPG public key!

Yubikey GPG Setup

Basic getting started guide to get you going with your Yubikey and gpg.