+A Public Key is one half of a cryptographic pair, openly shared to enable secure communication. It allows anyone to [Encrypt](/wiki/Encrypt) a message intended for its owner, or to verify a [Digital Signature](/wiki/digital_signature) created by the owner's corresponding private key.
+## See also
+- [Private Key](/wiki/private_key)
+- [Cryptography](/wiki/cryptography)
+- [Encryption](/wiki/encryption)