A cryptographic key that can be obtained and used by anyone to encrypt messages intended for a particular recipient, such that the encrypted messages can be deciphered only by using a second key that is known only to the recipient (the private key)
公开关键码，公用密钥
as modifierpublic key cryptography
Example sentencesExamples
All your friends and associates, once known to you, will have their emails encrypted using your public key.
A private key is used to decrypt data encrypted with the corresponding public key and to create digital signatures.
Now anyone can use your public key to encrypt email messages to you, but only you alone can use your private key for decryption.
When users want to send a secure message to another user, they use the recipient's public key to encrypt the message.
Click ‘encrypt’ and the message is automatically encrypted with the public key of the recipient.
Definition of public key in US English:
public key
noun
Computing
A cryptographic key that can be obtained and used by anyone to encrypt messages intended for a particular recipient, such that the encrypted messages can be deciphered only by using a second key that is known only to the recipient (the private key)
公开关键码，公用密钥
as modifierpublic key cryptography
Example sentencesExamples
All your friends and associates, once known to you, will have their emails encrypted using your public key.
Now anyone can use your public key to encrypt email messages to you, but only you alone can use your private key for decryption.
When users want to send a secure message to another user, they use the recipient's public key to encrypt the message.
Click ‘encrypt’ and the message is automatically encrypted with the public key of the recipient.
A private key is used to decrypt data encrypted with the corresponding public key and to create digital signatures.