<div dir="ltr"><div>Hi all.</div><div>I was working with squid v3.3 on ubuntu 18.04, after migrating to ubuntu 20.04 a few months ago, squid was updated to version 3.5, currently version 3.5.27.<br>And I have realized that nothing that uses the wss or ws protocol works for me, for example whatsapp, messenger etc...<br>I've searched the logs, but nothing shows up.<br>I am not doing SSL Bump.<br>And I've done some searching on the internet and can't find anything to help me.</div><div>It does not even get a response from the server, it does not even leave a trace in the log</div><div>Here the request in firefox:</div><div>{<br>       "GET": {<br>            "scheme": "wss",<br>          "host": "<a href="http://web.whatsapp.com">web.whatsapp.com</a>",<br>           "filename": "/ws/chat"<br>    }<br>}</div><div>{<br>  "Cabeceras de la petición (585 B)": {<br>              "headers": [<br>                        {<br>                             "name": "Accept",<br>                         "value": "*/*"<br>                    },<br>                    {<br>                             "name": "Accept-Encoding",<br>                                "value": "gzip, deflate, br"<br>                      },<br>                    {<br>                             "name": "Accept-Language",<br>                                "value": "es-ES,es;q=0.8,en-US;q=0.5,en;q=0.3"<br>                    },<br>                    {<br>                             "name": "Cache-Control",<br>                          "value": "no-cache"<br>                       },<br>                    {<br>                             "name": "Connection",<br>                             "value": "keep-alive, Upgrade"<br>                    },<br>                    {<br>                             "name": "DNT",<br>                            "value": "1"<br>                      },<br>                    {<br>                             "name": "Host",<br>                           "value": "<a href="http://web.whatsapp.com">web.whatsapp.com</a>"<br>                   },<br>                    {<br>                             "name": "Origin",<br>                         "value": "<a href="https://web.whatsapp.com">https://web.whatsapp.com</a>"<br>                  },<br>                    {<br>                             "name": "Pragma",<br>                         "value": "no-cache"<br>                       },<br>                    {<br>                             "name": "Sec-Fetch-Dest",<br>                         "value": "websocket"<br>                      },<br>                    {<br>                             "name": "Sec-Fetch-Mode",<br>                         "value": "websocket"<br>                      },<br>                    {<br>                             "name": "Sec-Fetch-Site",<br>                         "value": "same-origin"<br>                    },<br>                    {<br>                             "name": "Sec-WebSocket-Extensions",<br>                               "value": "permessage-deflate"<br>                     },<br>                    {<br>                             "name": "Sec-WebSocket-Key",<br>                              "value": "CahSZ7V991nVOR4e+FTLIg=="<br>                       },<br>                    {<br>                             "name": "Sec-WebSocket-Version",<br>                          "value": "13"<br>                     },<br>                    {<br>                             "name": "Upgrade",<br>                                "value": "websocket"<br>                      },<br>                    {<br>                             "name": "User-Agent",<br>                             "value": "Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:106.0) Gecko/20100101 Firefox/106.0"<br>                       }<br>             ]<br>     }<br>}</div></div>