<?php
$data = 'my secrect string...';
$key = md5( 'passwd123' );
$crypted = $data ^ str_pad( '', strlen( $data ), $key );
print_r( $crypted ); // \HGZPLCE_VTJ
$decrypted = $crypted ^ str_pad( '', strlen( $crypted ), $key );
print_r( $decrypted ); // my secrect string...
// меняем пасс
$decrypted = $crypted ^ str_pad( '', strlen( $crypted ), md5( 'passwd321' ) );
print_r( $decrypted ); // m{r"6<"ae{zw+poc0u)
/ip firewall mangle
add action=change-mss chain=forward new-mss=clamp-to-pmtu out-interface=wireguard protocol=tcp tcp-flags=synvar a = {a:1, b:2, c:3};
var b = {a:2, b:2};
console.log(Object.assign(a,b)); // result Object {a: 2, b: 2, c: 3} <meta name="twitter:card" content="summary_large_image" />
<meta name="twitter:image" content="{IMAGE URL}" />