wp_nonce_tick()

Source

File: wp-includes/pluggable.php

function wp_nonce_tick() {
		/**
		 * Filters the lifespan of nonces in seconds.
		 *
		 * @since 2.5.0
		 *
		 * @param int $lifespan Lifespan of nonces in seconds. Default 86,400 seconds, or one day.
		 */
		$nonce_life = apply_filters( 'nonce_life', DAY_IN_SECONDS );

		return ceil( time() / ( $nonce_life / 2 ) );
	}