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p:public_key [2018/08/10 18:16] (current)
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 +# Public Key
 +
 +A public key is part of a cryptographic system for
 +[authentication](../​a/​authentication) and [encryption](../​e/​encryption) using a private and public key.
 +
 +The **public key** that can be distributed freely, and can be used to verify that a message has been sent by the owner of the [private key](../​p/​private_key).