apply_filters( 'salt', string $cached_salt, string $scheme )
Filters the WordPress salt.
Parameters
- $cached_salt
 -  
(string) Cached salt for the given scheme.
 - $scheme
 -  
(string) Authentication scheme. Values include 'auth', 'secure_auth', 'logged_in', and 'nonce'.
 
Source
Changelog
| Version | Description | 
|---|---|
| 2.5.0 | Introduced. | 
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Licensed under the GNU GPLv2+ License.
    https://developer.wordpress.org/reference/hooks/salt