Filters whether Signature Verification failures should be allowed to soft fail.
$signature_softfailbool$urlstringwp-admin/includes/file.php:1343download_url() * * @since 5.2.0 * * @param bool $signature_softfail If a softfail is allowed. * @param string $url The url being accessed. */ apply_filters( 'wp_signature_softfail', true, $url ) ) { $signature_verification->add_data( $tmpfname, 'softfail-filename' ); } else { // Hard-fail. unlink( $tmpfname ); }Introduced in 5.2.0. Unchanged from 6.7.7 through 7.1.0.
Signature, return type and hooks compared across 5 parsed releases.