[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"branding":3,"analytics":7,"article-tls-metadata-still-gives-away-your-browsing-study-finds":10,"sections":34},{"siteName":4,"siteTagline":5,"publisherName":4,"contactEmail":6},"The Revision","Tech news, decoded.","editor@therevision.news",{"gaMeasurementId":8,"adsenseClientId":9},"G-ZW2MV82GYR","ca-pub-8533917693782264",{"article":11},{"id":12,"slug":13,"title":14,"dek":15,"body_md":16,"tags_json":17,"published_at":18,"created_at":19,"updated_at":20,"status":21,"review_note":22,"review_notes":23,"image_url":22,"persona_id":22,"persona_name":22,"section":24,"tags":25,"sources":29,"feedback":33,"feedback_at":22,"cost_usd":33,"total_tokens":33},5059,"tls-metadata-still-gives-away-your-browsing-study-finds","TLS Metadata Still Gives Away Your Browsing, Study Finds","A new website-fingerprinting model called CipherSight hits 95% accuracy and holds above 90% even when traffic patterns shift over time or location.","HTTPS traffic still leaks which website you're on, even when everything is encrypted.\n\nResearchers built CipherSight, a system that fingerprints websites by analyzing TLS records instead of raw TCP packet sequences, the method most prior tools relied on. It jointly models multiple record-level attributes, captures relationships between records within a single connection and across simultaneous flows, and uses a masked record modeling task plus record-resource annotations to learn what the researchers call more stable traffic representations. In closed-world tests covering more than 2,000 website classes, the model hit 95.41% accuracy. It stayed above 90% even when tested against data collected at different times and in different geographic regions.\n\nThat resilience is the real story here. Most fingerprinting research reports strong lab numbers that collapse once you change networks, ISPs, or measure months later, which is exactly the out-of-distribution problem the paper targets. A system that holds accuracy across time and geography is closer to something a censor, ISP, or investigator could actually deploy against encrypted traffic in the wild, not just demo in a paper.\n\nIf this generalizes as claimed, it's a reminder that HTTPS was never designed to hide traffic patterns, only content. VPNs and Tor remain the tools that actually address that gap.","[\"security\",\"privacy\",\"encryption\",\"network-traffic-analysis\"]","2026-08-17T04:00:00.000Z","2026-08-17T07:58:04.803Z","2026-08-17T07:58:16.580Z","published",null,[],"security",[24,26,27,28],"privacy","encryption","network-traffic-analysis",[30],{"name":31,"url":32},"arXiv cs.AI","https:\u002F\u002Farxiv.org\u002Fabs\u002F2608.13905",0,{"sections":35},[36,41,44,49,54,59,64,69,74,79,84,89,94,99],{"name":37,"slug":38,"count":39,"latest_published_at":40},"AI","ai",3293,"2026-08-20T04:00:00.000Z",{"name":42,"slug":24,"count":43,"latest_published_at":40},"Security",435,{"name":45,"slug":46,"count":47,"latest_published_at":48},"Policy","policy",210,"2026-08-19T09:32:27.000Z",{"name":50,"slug":51,"count":52,"latest_published_at":53},"Deals","deals",179,"2026-06-29T20:02:07.000Z",{"name":55,"slug":56,"count":57,"latest_published_at":58},"Hardware","hardware",140,"2026-08-19T18:25:42.000Z",{"name":60,"slug":61,"count":62,"latest_published_at":63},"Consumer Tech","consumer-tech",95,"2026-08-18T16:05:00.000Z",{"name":65,"slug":66,"count":67,"latest_published_at":68},"Science","science",90,"2026-08-19T18:41:02.000Z",{"name":70,"slug":71,"count":72,"latest_published_at":73},"Software","software",73,"2026-08-18T07:51:50.000Z",{"name":75,"slug":76,"count":77,"latest_published_at":78},"Dev Tools","dev-tools",69,"2026-08-18T04:00:00.000Z",{"name":80,"slug":81,"count":82,"latest_published_at":83},"Startups","startups",47,"2026-08-19T19:13:46.000Z",{"name":85,"slug":86,"count":87,"latest_published_at":88},"Gaming","gaming",41,"2026-07-09T04:00:00.000Z",{"name":90,"slug":91,"count":92,"latest_published_at":93},"General","general",33,"2026-08-18T22:18:13.000Z",{"name":95,"slug":96,"count":97,"latest_published_at":98},"Reviews","reviews",20,"2026-06-24T12:00:01.000Z",{"name":100,"slug":101,"count":102,"latest_published_at":103},"How-To","how-to",6,"2026-06-16T09:00:00.000Z"]