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A tale of awesomazing sandcastles

Yubikey is a great piece of hardware with a lot of functions in a size of an usb stick. Two of the stores are a gpg, and a pki applet, which each can hold gpg keys or x509 Certificates. The PKI applet can be used for storing certificates, which then can be used for signing emails (s/mime), authentication, even encrypting. Here is a little summary how I am using my yubikey.

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