{"id":482,"date":"2024-04-16T08:16:05","date_gmt":"2024-04-16T05:16:05","guid":{"rendered":"https:\/\/sms-txt.net\/?p=482"},"modified":"2024-09-05T12:46:37","modified_gmt":"2024-09-05T09:46:37","slug":"o-que-e-o-ataque-ss7","status":"publish","type":"post","link":"https:\/\/sms-txt.net\/pt\/ss7-sms\/o-que-e-o-ataque-ss7\/","title":{"rendered":"O que \u00e9 ataque SS7"},"content":{"rendered":"<p>O SS7 foi projetado para realizar sinaliza\u00e7\u00e3o fora de banda para ajudar na produ\u00e7\u00e3o de todos os fins de faturamento, roteamento de informa\u00e7\u00f5es de mercado da PSTN (rede telef\u00f4nica p\u00fablica comutada). <a href=\"https:\/\/yellow-jaguar-454368.hostingersite.com\/\">SS7<\/a> \u00e9 exatamente o que funciona em todas as redes de sinaliza\u00e7\u00e3o de canal implementadas, e para isso os protocolos s\u00e3o ma\u00e7antes devido \u00e0 sua implementa\u00e7\u00e3o<\/p>\n<p>Pontos de entrada em uma rede SS7:<\/p>\n<p>&nbsp;<\/p>\n<ul>\n<li>Protocolos SIGTRAN<\/li>\n<li>Sistemas VAS, por exemplo, SMSC, IN<\/li>\n<li>Gateways de sinaliza\u00e7\u00e3o, MGW<\/li>\n<li>Provedores de servi\u00e7os SS7 (GRX, IPX)<\/li>\n<li>Tradu\u00e7\u00e3o GTT<\/li>\n<li>Terminais ISDN<\/li>\n<li>Telefones GSM<\/li>\n<li>LIG (Legal Interception Gateway)<\/li>\n<li>3G Femtocell<\/li>\n<li>Encapsulamento SIP<\/li>\n<li>Relacionamento entre operadores<\/li>\n<li>Conectividade STP<\/li>\n<\/ul>\n<h1>O que exatamente o SS7 faz?<\/h1>\n<p>O SS7 \u00e9, na verdade, apenas uma lista de protocolos que permite que as redes telef\u00f4nicas troquem as informa\u00e7\u00f5es exatas necess\u00e1rias para transmitir requisitos e comunica\u00e7\u00f5es de texto e tamb\u00e9m para garantir um faturamento preciso. Al\u00e9m disso, ele permite que os usu\u00e1rios que usam uma \u00fanica rede acessem outra, como quando viajam para um pa\u00eds estrangeiro.<\/p>\n<h2>O que o SS7 permite que os hackers realmente fa\u00e7am?<\/h2>\n<p>Quando obt\u00eam acesso a essa t\u00e9cnica SS7, um hacker pode ter acesso a exatamente o mesmo total de informa\u00e7\u00f5es e capacidades de espionagem que os provedores de garantia.<\/p>\n<p>Eles podem fazer chamadas antecipadas de forma transparente, dando-lhes a capacidade de ouvir ou gravar para eles. Eles podem navegar pelas mensagens SMS enviadas entre os telefones e tamb\u00e9m monitorar a posi\u00e7\u00e3o do seu telefone usando exatamente o sistema que as redes telef\u00f4nicas utilizam para manter um servi\u00e7o oferecido e tamb\u00e9m enviar textos telef\u00f4nicos, chamadas e informa\u00e7\u00f5es.<\/p>\n<h2>Como voc\u00ea acessa o uso de uma rede SS7?<\/h2>\n<p>A maioria das outras respostas n\u00e3o est\u00e1 correta. O SS7 n\u00e3o tem fun\u00e7\u00f5es de fala. O SS7 transmite todas as informa\u00e7\u00f5es de um telefone acima de uma rede de pacotes. O n\u00famero do identificador de chamadas, algumas informa\u00e7\u00f5es sobre o curso, por exemplo, a identifica\u00e7\u00e3o de uma resposta a uma crise, tudo em um telefone, exceto o material, o estado. O SS7 conduz e estabelece os links necess\u00e1rios para ocorrer em uma rede por aquela que transmite seu tr\u00e1fego, mesmo nesse cen\u00e1rio.<\/p>\n<p>O SS7 \u00e9 utilizado em redes telef\u00f4nicas tradicionais e, portanto, n\u00e3o h\u00e1 necessidade de se conectar a ele. O equipamento tem um pre\u00e7o alto e pode ser obtido em determinados pontos da rede.<\/p>\n<p>Fazer isso \u00e9 um crime de acordo com o T\u00edtulo 18, USC, portanto, o FBI criar\u00e1 seu conhecimento, al\u00e9m da prote\u00e7\u00e3o da terra natal, porque \u00e9 um crime nacional.<\/p>\n<h2>O que exatamente \u00e9 poss\u00edvel fazer?<\/h2>\n<p>A \u00fanica maneira de se proteger dos ataques do SS7 seria sempre fechar o smartphone. Eu e voc\u00ea sabemos que isso talvez n\u00e3o seja poss\u00edvel. O que voc\u00ea pode fazer \u00e9 \"entender o inimigo\". Estar ciente de que tarefas como os ataques de SS7 s\u00e3o comuns e cada vez mais predominantes \u00e9 essencial agora em 20 20.<\/p>\n<p>&nbsp;<\/p>\n<p>No entanto, com todos os in\u00fameros consumidores de telefones celulares, a possibilidade de voc\u00ea ser especificamente vigiado por criminosos cibern\u00e9ticos \u00e9 pequena. No entanto, se voc\u00ea tiver a chance de se tornar m\u00e9dico, rainha e descrito como um presidente, mantendo informa\u00e7\u00f5es individuais confidenciais e dolorosas em seu pr\u00f3prio celular, suas oportunidades s\u00e3o maiores do que as de uma pessoa comum. Se voc\u00ea usa a 2FA para solu\u00e7\u00f5es banc\u00e1rias, pode estar correndo o risco de ter suas contas amea\u00e7adas.<\/p>\n<p>&nbsp;<\/p>\n<p>Considerando exatamente o qu\u00e3o simples \u00e9 realizar um ataque SS7 e tamb\u00e9m o dano que ele certamente pode causar \u00e0 v\u00edtima e ao seu fornecedor, pode-se simplesmente esperar que a inova\u00e7\u00e3o em telecomunica\u00e7\u00f5es possa defender os usu\u00e1rios finais. Para ag\u00eancias governamentais, empresas e MSPs, agora h\u00e1 muitas op\u00e7\u00f5es, desde abordagens de VPN m\u00f3vel personalizadas at\u00e9 op\u00e7\u00f5es inovadoras, como a seguran\u00e7a em n\u00edvel de usu\u00e1rio baseada em SIM da FirstPoint<\/p>","protected":false},"excerpt":{"rendered":"<p>O SS7 foi projetado para realizar a sinaliza\u00e7\u00e3o fora de banda para ajudar na produ\u00e7\u00e3o de todos os fins de faturamento, roteamento de informa\u00e7\u00f5es de mercado da PSTN (rede telef\u00f4nica p\u00fablica comutada). O SS7 \u00e9 exatamente o que funciona s\u00e3o todas as redes de sinaliza\u00e7\u00e3o de canal implementadas, e para isso os protocolos s\u00e3o ma\u00e7antes devido \u00e0 sua implementa\u00e7\u00e3o Pontos de entrada em uma rede SS7: ...<\/p>","protected":false},"author":1,"featured_media":1737,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-482","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-ss7-sms"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v26.7 (Yoast SEO v26.7) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>What is SS7 attack<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/sms-txt.net\/pt\/ss7-sms\/o-que-e-o-ataque-ss7\/\" \/>\n<meta property=\"og:locale\" content=\"pt_BR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"What is SS7 attack\" \/>\n<meta property=\"og:description\" content=\"SS7 is design for performing out-band signaling in aid of this production of c all billing, routing information market purposes of their PSTN (public switched telephone network). 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