{"id":54526,"date":"2023-11-14T21:55:33","date_gmt":"2023-11-14T21:55:33","guid":{"rendered":"https:\/\/packetstormsecurity.com\/news\/view\/35196\/TETRA-Encryption-Algorithms-To-Enter-Public-Domain.html"},"modified":"2023-11-14T21:55:33","modified_gmt":"2023-11-14T21:55:33","slug":"tetra-encryption-algorithms-to-enter-public-domain","status":"publish","type":"post","link":"https:\/\/www.threatshub.org\/blog\/tetra-encryption-algorithms-to-enter-public-domain\/","title":{"rendered":"TETRA Encryption Algorithms To Enter Public Domain"},"content":{"rendered":"<p>A set of encryption algorithms used to secure emergency radio communications will enter the public domain after an about-face by the European Telecommunications Standards Institute (ETSI).<\/p>\n<p>The algorithms are used by TETRA \u2013 short for the Terrestrial Trunked Radio protocol \u2013 and they are operated by governments, law enforcement, military and emergency services organizations in Europe, the UK, and other countries.<\/p>\n<p>In mid-2023, Netherlands-based security firm Midnight Blue <a target=\"_blank\" href=\"https:\/\/www.theregister.com\/2023\/07\/24\/tetra_radio_security_flaws\/\" rel=\"noopener\">disclosed five vulnerabilities<\/a> affecting all TETRA radio networks that could allow criminals to decrypt and intercept communications in real time.<\/p>\n<div aria-hidden=\"true\" class=\"adun\" data-pos=\"top\" data-raptor=\"condor\" data-xsm=\",fluid,mpu,\" data-sm=\",fluid,mpu,\" data-md=\",fluid,mpu,\"> <noscript> <a href=\"https:\/\/pubads.g.doubleclick.net\/gampad\/jump?co=1&amp;iu=\/6978\/reg_security\/front&amp;sz=300x50%7C300x100%7C300x250%7C300x251%7C300x252%7C300x600%7C300x601&amp;tile=2&amp;c=2ZVSb6q1ZAhLZfX@yxb5ybgAAAEw&amp;t=ct%3Dns%26unitnum%3D2%26raptor%3Dcondor%26pos%3Dtop%26test%3D0\" target=\"_blank\" rel=\"noopener\"> <img decoding=\"async\" src=\"https:\/\/pubads.g.doubleclick.net\/gampad\/ad?co=1&amp;iu=\/6978\/reg_security\/front&amp;sz=300x50%7C300x100%7C300x250%7C300x251%7C300x252%7C300x600%7C300x601&amp;tile=2&amp;c=2ZVSb6q1ZAhLZfX@yxb5ybgAAAEw&amp;t=ct%3Dns%26unitnum%3D2%26raptor%3Dcondor%26pos%3Dtop%26test%3D0\" alt> <\/a> <\/noscript> <\/div>\n<p>The bugs \u2014 and the secrecy of the algos themselves \u2014 <a target=\"_blank\" href=\"https:\/\/www.theregister.com\/2023\/10\/12\/etsi_tetra_open_source\/\" rel=\"noopener\">sparked outrage<\/a> in the security community, which pointed out that proprietary encryption algorithms mean third-party researchers couldn\u2019t test code, making it harder to detect bugs and defend networks.<\/p>\n<div aria-hidden=\"true\" class=\"adun\" data-pos=\"top\" data-raptor=\"falcon\" data-xmd=\",fluid,mpu,leaderboard,\" data-lg=\",fluid,mpu,leaderboard,\" data-xlg=\",fluid,billboard,superleaderboard,mpu,leaderboard,\" data-xxlg=\",fluid,billboard,superleaderboard,brandwidth,brandimpact,leaderboard,mpu,\"> <noscript> <a href=\"https:\/\/pubads.g.doubleclick.net\/gampad\/jump?co=1&amp;iu=\/6978\/reg_security\/front&amp;sz=300x50%7C300x100%7C300x250%7C300x251%7C300x252%7C300x600%7C300x601&amp;tile=4&amp;c=44ZVSb6q1ZAhLZfX@yxb5ybgAAAEw&amp;t=ct%3Dns%26unitnum%3D4%26raptor%3Dfalcon%26pos%3Dmid%26test%3D0\" target=\"_blank\" rel=\"noopener\"> <img decoding=\"async\" src=\"https:\/\/pubads.g.doubleclick.net\/gampad\/ad?co=1&amp;iu=\/6978\/reg_security\/front&amp;sz=300x50%7C300x100%7C300x250%7C300x251%7C300x252%7C300x600%7C300x601&amp;tile=4&amp;c=44ZVSb6q1ZAhLZfX@yxb5ybgAAAEw&amp;t=ct%3Dns%26unitnum%3D426raptor%3Dfalcon%26pos%3Dmid%26test%3D0\" alt> <\/a> <\/noscript> <\/div>\n<div class=\"adun_eagle_desktop_story_wrapper\">\n<div aria-hidden=\"true\" class=\"adun\" data-pos=\"mid\" data-raptor=\"eagle\" data-xxlg=\",mpu,dmpu,\"> <noscript> <a href=\"https:\/\/pubads.g.doubleclick.net\/gampad\/jump?co=1&amp;iu=\/6978\/reg_security\/front&amp;sz=300x50%7C300x100%7C300x250%7C300x251%7C300x252%7C300x600%7C300x601&amp;tile=3&amp;c=33ZVSb6q1ZAhLZfX@yxb5ybgAAAEw&amp;t=ct%3Dns%26unitnum%3D3%26raptor%3Deagle%26pos%3Dmid%26test%3D0\" target=\"_blank\" rel=\"noopener\"> <img decoding=\"async\" src=\"https:\/\/pubads.g.doubleclick.net\/gampad\/ad?co=1&amp;iu=\/6978\/reg_security\/front&amp;sz=300x50%7C300x100%7C300x250%7C300x251%7C300x252%7C300x600%7C300x601&amp;tile=3&amp;c=33ZVSb6q1ZAhLZfX@yxb5ybgAAAEw&amp;t=ct%3Dns%26unitnum%3D3%26raptor%3Deagle%26pos%3Dmid%26test%3D0\" alt> <\/a> <\/noscript> <\/div>\n<\/p><\/div>\n<p>The technical committee in charge of the TETRA standard met in October to discuss making the secret algorithms public. They then voted unanimously to open source all TETRA Air Interface cryptographic algorithms.<\/p>\n<p>&#8220;The meeting was very well attended and had a wide spread of the TETRA community including operators, users, manufacturers and governments,&#8221; ETSI committee chairman Brian Murgatroyd is quoted as saying in a statement. &#8220;Following publication of the algorithms, we are open to academic research for independent reviews.&#8221;<\/p>\n<div aria-hidden=\"true\" class=\"adun\" data-pos=\"top\" data-raptor=\"falcon\" data-xsm=\",fluid,mpu,\" data-sm=\",fluid,mpu,\" data-md=\",fluid,mpu,\"> <noscript> <a href=\"https:\/\/pubads.g.doubleclick.net\/gampad\/jump?co=1&amp;iu=\/6978\/reg_security\/front&amp;sz=300x50%7C300x100%7C300x250%7C300x251%7C300x252%7C300x600%7C300x601&amp;tile=4&amp;c=44ZVSb6q1ZAhLZfX@yxb5ybgAAAEw&amp;t=ct%3Dns%26unitnum%3D4%26raptor%3Dfalcon%26pos%3Dmid%26test%3D0\" target=\"_blank\" rel=\"noopener\"> <img decoding=\"async\" src=\"https:\/\/pubads.g.doubleclick.net\/gampad\/ad?co=1&amp;iu=\/6978\/reg_security\/front&amp;sz=300x50%7C300x100%7C300x250%7C300x251%7C300x252%7C300x600%7C300x601&amp;tile=4&amp;c=44ZVSb6q1ZAhLZfX@yxb5ybgAAAEw&amp;t=ct%3Dns%26unitnum%3D426raptor%3Dfalcon%26pos%3Dmid%26test%3D0\" alt> <\/a> <\/noscript> <\/div>\n<p>The standards org hasn\u2019t set a date for making the algorithms accessible, ETSI spokesperson Claire Boyer told <em>The Register<\/em>.<\/p>\n<p>TETRA includes an original set of Air Interface cryptographic algorithms: TEA 1, 2, 3, and 4. Some of these were disclosed by the Midnight Blue research team, which found the five vulnerabilities and released technical details of the flaws at the annual Black Hat and DEF CON security conferences in August 2023.<\/p>\n<p>The researchers said they waited a year and a half to disclose details \u2014 instead of the standard six-month wait \u2014 due to the sensitive nature of the networks and the complexity of fixes for the flaws, which were named <a target=\"_blank\" rel=\"nofollow noopener\" href=\"https:\/\/tetraburst.com\/\">TETRA:BURST<\/a>.<\/p>\n<p>In 2022 ETSI <a target=\"_blank\" rel=\"nofollow noopener\" href=\"https:\/\/www.etsi.org\/newsroom\/press-releases\/2140-2022-11-etsi-secures-critical-infrastructures-against-cyber-quantum-attacks-with-new-tetra-algorithms\">added<\/a> three new and supposedly quantum-proof algorithms to the TETRA family, dubbed TEA 5, 6, and 7. The algos are intended to address the threat that, in the worryingly near future, quantum computers will be able to break existing encryption schemes, thus rendering data and comms protected by legacy encryption insecure.<\/p>\n<p>According to ETSI, this entire set of new and old algorithms will enter the public domain, along with TAA1 (the original authentication and key management specification) and TAA2 (the new authentication and key management specification). \u00ae<\/p>\n<p> READ MORE <a href=\"https:\/\/packetstormsecurity.com\/news\/view\/35196\/TETRA-Encryption-Algorithms-To-Enter-Public-Domain.html\">HERE<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>READ MORE HERE&#8230;<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"colormag_page_layout":"default_layout","footnotes":""},"categories":[60],"tags":[9823],"class_list":["post-54526","post","type-post","status-publish","format-standard","hentry","category-packet-storm","tag-headlinegovernmentcryptography"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.0 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>TETRA Encryption Algorithms To Enter Public Domain 2026 | ThreatsHub Cybersecurity News<\/title>\n<meta name=\"description\" content=\"ThreatsHub Cybersecurity News | ThreatsHub.org | Cloud Security &amp; Cyber Threats Analysis Hub. 100% Free OSINT Threat Intelligent and Cybersecurity News.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" 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