最近先有單新聞係講係untrusted network用vpn都未必安全
https://arstechnica.com/security/2024/05/novel-attack-against-virtually-all-vpn-apps-neuters-their-entire-purpose/
我覺得最緊要係只上https既網站 同埋如果browser話憑證有問題既話要即刻停用個public wifi
條route被trace甚至被強制sniff都對你破壞性係有限
不過隻travel router一樣可以行VPN client,而又用佢DHCP收嘅routing table