[DOCS] Update passphrase security setting (elastic/x-pack-elasticsearch#2431)

Original commit: elastic/x-pack-elasticsearch@8834d64f10
This commit is contained in:
Lisa Cawley 2017-09-06 08:13:59 -07:00 committed by GitHub
parent 0cd24a9283
commit e4a008f9ee
1 changed files with 3 additions and 1 deletions

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@ -79,7 +79,9 @@ Set to `false` to disable the built-in token service. Defaults to `true` unless
`xpack.security.authc.token.passphrase`::
A secure passphrase that must be the same on each node and greater than
8 characters in length. This passphrase is used to derive a cryptographic key
with which the tokens will be encrypted and authenticated.
with which the tokens will be encrypted and authenticated. If this setting is
not used, the cluster automatically generates a key, which is the recommended
method.
`xpack.security.authc.token.timeout`::
The length of time that a token is valid for. By default this value is `20m` or