Info Stealer là gì? Hiểu về mã độc đánh cắp thông tin và cách phòng ngừa

{"success":true,"head":"<title>Info Stealer là gì? Cách nhận diện và phòng ngừa</title>\n<meta name=\"description\" content=\"Tìm hiểu Info Stealer — mã độc đánh cắp thông tin: cách hoạt động, dấu hiệu nhiễm, các loại nổi bật (RedLine, Raccoon, Vidar, Lumma) và biện pháp phòng tránh.\"/>\n<meta name=\"robots\" content=\"noindex, nofollow\"/>\n<meta property=\"og:locale\" content=\"en_US\" />\n<meta property=\"og:type\" content=\"article\" />\n<meta property=\"og:title\" content=\"Info Stealer là gì? Cách nhận diện và phòng ngừa\" />\n<meta property=\"og:description\" content=\"Tìm hiểu Info Stealer — mã độc đánh cắp thông tin: cách hoạt động, dấu hiệu nhiễm, các loại nổi bật (RedLine, Raccoon, Vidar, Lumma) và biện pháp phòng tránh.\" />\n<meta property=\"og:url\" content=\"https://blog.cystack.org/vi/blog/2025/11/05/info-stealer/\" />\n<meta property=\"og:site_name\" content=\"CyStack Blog\" />\n<meta property=\"article:tag\" content=\"vi\" />\n<meta property=\"article:section\" content=\"Bảo mật dữ liệu\" />\n<meta property=\"og:updated_time\" content=\"2026-05-06T18:11:50+07:00\" />\n<meta property=\"og:image\" content=\"https://s.cystack.net/resource/home/content/03201522/infostealer-la-gi.png\" />\n<meta property=\"og:image:secure_url\" content=\"https://s.cystack.net/resource/home/content/03201522/infostealer-la-gi.png\" />\n<meta property=\"og:image:width\" content=\"1200\" />\n<meta property=\"og:image:height\" content=\"630\" />\n<meta property=\"og:image:alt\" content=\"Infostealer là gì, hiểu về các mã độc Infostealer và cách phòng ngừa\" />\n<meta property=\"og:image:type\" content=\"image/png\" />\n<meta property=\"article:published_time\" content=\"2025-11-05T08:32:07+07:00\" />\n<meta property=\"article:modified_time\" content=\"2026-05-06T18:11:50+07:00\" />\n<meta name=\"twitter:card\" content=\"summary_large_image\" />\n<meta name=\"twitter:title\" content=\"Info Stealer là gì? 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