🌐EnglishEnglishDeutschEspañolFrançaisItalianoPolskiPortuguêsРусскийالعربيةفارسی한국어中文日本語EntityQ1784206· pop 14· linked from 142 articlesstateful firewallconnection tracking network security systemAvailable in 14 languagesEspañolFrançaisDeutsch中文РусскийPortuguêsItalianoCzechFinnishHebrewPiedmonteseConnectionsTransmission Control ProtocolEntityOpenWrtEntityCategoriesComputer network securityCyberwarfareData securityPackets (information technology)