SysSec-KAIST/LTESniffer
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An Open-source LTE Downlink/Uplink Eavesdropper
5 mentions on Hacker News by 5 people: 2 stories, 3 comments · first 2023-04-25 · latest 2025-09-09
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You can collect IMSI passively over LTE: https://github.com/SysSec-KAIST/LTESniffer You can just jam everyone in the area and see who reconnects.
comment by yinznaughty · 2025-09-09 · in ICE is using fake cell towers to spy on people's phones -
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LTESniffer: An Open-Source LTE Downlink/Uplink Eavesdropperstory by transpute · 2024-10-22 · 49 comments
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…(usable with cheap SDRs) For LTE, full-on sniffing of all unencrypted metadata: https://github.com/SysSec-KAIST/LTESniffer (generally requires fancy SDRs with GPSDO) Can vouch that the first and second repos definitely worked as of about
comment by livueta · 2023-08-30 · in A cheap radio hack disrupted Poland's railway system -
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LTESniffer – An Open-Source LTE Downlink/Uplink Eavesdropperstory by conductor · 2023-05-15 · 48 comments
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https://github.com/SysSec-KAIST/LTESniffer
comment by newsclues · 2023-04-25 · in LTESniffer: An open-source LTE downlink/uplink eavesdropper [pdf]