wp-includes/class-wp-session-tokens.php:70Hashes the given session token for storage.
$tokenstringstring private function hash_token( $token ) { return hash( 'sha256', $token ); }Introduced in 4.0.0. Unchanged from 6.7.7 through 7.1.0.
Signature, return type and hooks compared across 5 parsed releases.
src/wp-includes/class-wp-session-tokens.php, and regenerated for each WordPress release so it tracks the code rather than a snapshot of it.