The following notes apply to the descriptions in Commands and Options:Īll command and option names are preceded by a hyphen sign ( -). The keytool command stores the keys and certificates in a keystore. The keytool command also enables users to administer secret keys and passphrases used in symmetric encryption and decryption (Data Encryption Standard). Integrity means that the data hasn’t been modified or tampered with, and authenticity means that the data comes from the individual who claims to have created and signed it. When data is digitally signed, the signature can be verified to check the data integrity and authenticity. The keytool command also enables users to cache the public keys (in the form of certificates) of their communicating peers.Ī certificate is a digitally signed statement from one entity (person, company, and so on), which says that the public key (and some other information) of some other entity has a particular value. It enables users to administer their own public/private key pairs and associated certificates for use in self-authentication (where a user authenticates themselves to other users and services) or data integrity and authentication services, by using digital signatures. The keytool command is a key and certificate management utility.
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