{"id":20152,"date":"2026-03-24T16:30:06","date_gmt":"2026-03-24T19:30:06","guid":{"rendered":"https:\/\/www.etice.ce.gov.br\/?p=20152"},"modified":"2026-03-24T16:30:06","modified_gmt":"2026-03-24T19:30:06","slug":"relogio-atomico-de-cesio-do-data-center-da-etice-esta-sincronizado-a-internet-no-brasil","status":"publish","type":"post","link":"https:\/\/www.ce.gov.br\/etice\/2026\/03\/24\/relogio-atomico-de-cesio-do-data-center-da-etice-esta-sincronizado-a-internet-no-brasil\/","title":{"rendered":"Rel\u00f3gio at\u00f4mico de c\u00e9sio do data center da Etice est\u00e1 sincronizado \u00e0 internet no Brasil"},"content":{"rendered":"<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-20167\" src=\"https:\/\/www.ce.gov.br\/etice\/wp-content\/uploads\/sites\/69\/2026\/03\/MTF09147-scaled-e1774527568950-1.jpg\" alt=\"\" width=\"1770\" height=\"1126\" srcset=\"https:\/\/www.ce.gov.br\/etice\/wp-content\/uploads\/sites\/69\/2026\/03\/MTF09147-scaled-e1774527568950-1.jpg 1770w, https:\/\/www.ce.gov.br\/etice\/wp-content\/uploads\/sites\/69\/2026\/03\/MTF09147-scaled-e1774527568950-1-600x382.jpg 600w, https:\/\/www.ce.gov.br\/etice\/wp-content\/uploads\/sites\/69\/2026\/03\/MTF09147-scaled-e1774527568950-1-1200x763.jpg 1200w, https:\/\/www.ce.gov.br\/etice\/wp-content\/uploads\/sites\/69\/2026\/03\/MTF09147-scaled-e1774527568950-1-768x489.jpg 768w, https:\/\/www.ce.gov.br\/etice\/wp-content\/uploads\/sites\/69\/2026\/03\/MTF09147-scaled-e1774527568950-1-1536x977.jpg 1536w, https:\/\/www.ce.gov.br\/etice\/wp-content\/uploads\/sites\/69\/2026\/03\/MTF09147-scaled-e1774527568950-1-234x150.jpg 234w\" sizes=\"auto, (max-width: 1770px) 100vw, 1770px\" \/>Durante o IX F\u00f3rum Fortaleza, nesta ter\u00e7a-feira (24), o representante do <a href=\"https:\/\/NIC.br,\">NIC.br,<\/a> C\u00e9sar de Tassis Filho, destacou a instala\u00e7\u00e3o de infraestrutura do <a href=\"https:\/\/NTP.br\">NTP.br<\/a> em Fortaleza<strong>, dentro do data center da<\/strong> Empresa de Tecnologia da Informa\u00e7\u00e3o do Cear\u00e1 (<strong>Etice<\/strong>). \u25cb O NTP.br possui rel\u00f3gios at\u00f4micos de c\u00e9sio em S\u00e3o Paulo, Rio de Janeiro e Bras\u00edlia (em manuten\u00e7\u00e3o), al\u00e9m de receptores GNSS em S\u00e3o Paulo.<\/p>\n<p>Com isso, Fortaleza passa a integrar a rede nacional de distribui\u00e7\u00e3o da Hora Legal Brasileira, informou C\u00e9sar de Tassis Filho. Segundo ele, a presen\u00e7a do rel\u00f3gio at\u00f4mico no Cear\u00e1 significa que o estado se torna um<strong> ponto de redund\u00e2ncia<\/strong> e <strong>dissemina\u00e7\u00e3o do tempo oficial do pa\u00eds.<\/strong><\/p>\n<p>Na pr\u00e1tica, a sincroniza\u00e7\u00e3o precisa do tempo \u00e9 essencial para: <strong>transa\u00e7\u00f5es banc\u00e1rias<\/strong>, que dependem de marca\u00e7\u00e3o temporal confi\u00e1vel;<strong> registros de acesso<\/strong> (logs), usados em auditorias e seguran\u00e7a;<strong> validade jur\u00eddica de opera\u00e7\u00f5es digitais<\/strong> e <strong>funcionamento de redes<\/strong> e <strong>aplica\u00e7\u00f5es de intelig\u00eancia artificial<\/strong><\/p>\n<h3>Relev\u00e2ncia para o Cear\u00e1<\/h3>\n<p>A instala\u00e7\u00e3o no data center da Etice, conectada ao <a href=\"https:\/\/IX.br\">IX.br<\/a> Fortaleza \u2014 <a href=\"https:\/\/www.etice.ce.gov.br\/2026\/03\/23\/depois-de-sao-paulo-fortaleza-e-o-2o-maior-ponto-de-troca-de-trafego-da-internet-no-pais-rj-na-3a-posicao\/\"><strong>o segundo maior ponto de troca de tr\u00e1fego do pa\u00eds<\/strong><\/a> \u2014 amplia a infraestrutura digital local.<\/p>\n<p>De acordo com o NIC.br, a disponibilidade de tempo preciso e confi\u00e1vel \u00e9 um fator considerado por empresas de tecnologia e operadores de data centers. A iniciativa refor\u00e7a a posi\u00e7\u00e3o do Cear\u00e1 como um polo de infraestrutura de internet, com capacidade para atrair novos investimentos no setor.<\/p>\n<p>O data da Etice center recebeu <strong>1 rel\u00f3gio at\u00f4mico de c\u00e9sio<\/strong>, com rastreabilidade ao Observat\u00f3rio Nacional; <strong>2 receptores GNSS<\/strong>, sendo um para refer\u00eancia e outro para opera\u00e7\u00e3o do servi\u00e7o NTP; servidores como <strong>c.st1.ntp.br<\/strong> e <strong>gps.ce.ntp.br<\/strong>.<\/p>\n<p>O NTP.br \u00e9 um servi\u00e7o p\u00fablico que garante a<strong> sincroniza\u00e7\u00e3o de hor\u00e1rio<\/strong> de computadores e sistemas conectados \u00e0 internet no Brasil. Mantido pelo NIC.br, o projeto distribui gratuitamente a chamada <strong>Hora Legal Brasileira<\/strong>, assegurando que equipamentos operem com o mesmo padr\u00e3o de tempo \u2014 requisito essencial para redes, servi\u00e7os digitais e opera\u00e7\u00f5es cr\u00edticas.<\/p>\n<h3>Como funciona o NTP.br<\/h3>\n<p>O sistema utiliza o protocolo Network Time Protocol (NTP), com camada adicional de seguran\u00e7a (NTS), para distribuir a hora oficial.<\/p>\n<p>A estrutura \u00e9 organizada em n\u00edveis:<\/p>\n<p>Stratum 0 (refer\u00eancia prim\u00e1ria): rel\u00f3gios at\u00f4micos de c\u00e9sio do Observat\u00f3rio Nacional e receptores GNSS (como GPS), que fornecem tempo de alta precis\u00e3o.<\/p>\n<p>Stratum 1: servidores que recebem diretamente essas refer\u00eancias, seja dos rel\u00f3gios de c\u00e9sio ou dos sinais GNSS.<\/p>\n<p>Stratum 2: servidores que replicam o tempo a partir dos stratum 1, ampliando a distribui\u00e7\u00e3o.<\/p>\n<p>Esse arranjo cria redund\u00e2ncia e confiabilidade, permitindo que milh\u00f5es de dispositivos mantenham seus rel\u00f3gios sincronizados.<img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-20161\" src=\"https:\/\/www.ce.gov.br\/etice\/wp-content\/uploads\/sites\/69\/2026\/03\/IMG_1211-scaled-1.jpg\" alt=\"\" width=\"2560\" height=\"1707\" srcset=\"https:\/\/www.ce.gov.br\/etice\/wp-content\/uploads\/sites\/69\/2026\/03\/IMG_1211-scaled-1.jpg 2560w, https:\/\/www.ce.gov.br\/etice\/wp-content\/uploads\/sites\/69\/2026\/03\/IMG_1211-scaled-1-600x400.jpg 600w, https:\/\/www.ce.gov.br\/etice\/wp-content\/uploads\/sites\/69\/2026\/03\/IMG_1211-scaled-1-1200x800.jpg 1200w, https:\/\/www.ce.gov.br\/etice\/wp-content\/uploads\/sites\/69\/2026\/03\/IMG_1211-scaled-1-768x512.jpg 768w, https:\/\/www.ce.gov.br\/etice\/wp-content\/uploads\/sites\/69\/2026\/03\/IMG_1211-scaled-1-1536x1024.jpg 1536w, https:\/\/www.ce.gov.br\/etice\/wp-content\/uploads\/sites\/69\/2026\/03\/IMG_1211-scaled-1-2048x1366.jpg 2048w\" sizes=\"auto, (max-width: 2560px) 100vw, 2560px\" \/><\/p>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Durante o IX F\u00f3rum Fortaleza, nesta ter\u00e7a-feira (24), o representante do NIC.br, C\u00e9sar de Tassis Filho, destacou a instala\u00e7\u00e3o de infraestrutura do NTP.br em Fortaleza, dentro do data center da Empresa de Tecnologia da Informa\u00e7\u00e3o do Cear\u00e1 (Etice). \u25cb O NTP.br possui rel\u00f3gios at\u00f4micos de c\u00e9sio em S\u00e3o Paulo, Rio de Janeiro e Bras\u00edlia (em [&hellip;]<\/p>\n","protected":false},"author":57,"featured_media":20161,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"inline_featured_image":false,"footnotes":""},"categories":[251],"tags":[91,249,252],"class_list":["post-20152","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-relogio-atomico","tag-etice","tag-nic-br","tag-relogio-atomico"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.3 - 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