{"id":79171,"date":"2020-04-25T01:42:02","date_gmt":"2020-04-24T23:42:02","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/finalnyj-beta-vypusk-sistemy-obnaruzheniya-atak-snort-3"},"modified":"2020-04-25T01:42:02","modified_gmt":"2020-04-24T23:42:02","slug":"finalnyj-beta-vypusk-sistemy-obnaruzheniya-atak-snort-3","status":"publish","type":"post","link":"https:\/\/prohoster.info\/ro\/blog\/news\/finalnyj-beta-vypusk-sistemy-obnaruzheniya-atak-snort-3","title":{"rendered":"Versiunea beta final\u0103 a sistemului de detectare a atacurilor Snort 3","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Compania Cisco <noindex><a rel=\"nofollow\" href=\"https:\/\/blog.snort.org\/2020\/04\/snort-beta-available-now.html\">a prezentat<\/a><\/noindex> versiunea beta final\u0103 a sistemului complet ref\u0103cut de prevenire a atacurilor <noindex><a rel=\"nofollow\" href=\"https:\/\/github.com\/snort3\/snort3\">Snort 3<\/a><\/noindex>, cunoscut \u0219i sub numele de proiectul Snort++, av\u00e2nd activitate \u00eentrerupt\u0103 \u00eencep\u00e2nd din 2005. O candidatur\u0103 pentru lansare este planificat\u0103 s\u0103 fie publicat\u0103 mai t\u00e2rziu \u00een acest an.<\/p>\n<p>\u00cen noua ramur\u0103, conceptul produsului a fost complet re\u00eenc\u0103rcat \u0219i arhitectura a fost revizuit\u0103. Direc\u021biile pe care s-a pus accentul \u00een preg\u0103tirea noii ramuri includ simplificarea configur\u0103rii \u0219i lans\u0103rii Snort, automatizarea configur\u0103rii, simplificarea limbajului de creare a regulilor, autodetectarea tuturor protocoalelor, furnizarea unei interfe\u021be de gestionare din linia de comand\u0103 \u0219i aplicarea activ\u0103 a multithreading-ului cu acces comun la o singur\u0103 configura\u021bie. <\/p>\n<p>Au fost implementate urm\u0103toarele inova\u021bii semnificative:<\/p>\n<ul>\n<li class=\"l\"> A fost trecut la un nou sistem de configurare care ofer\u0103 o sintax\u0103 simplificat\u0103 \u0219i permite utilizarea scripturilor pentru generarea dinamic\u0103 a set\u0103rilor. LuaJIT este utilizat pentru procesarea fi\u0219ierelor de configurare. Se ofer\u0103 pluginuri bazate pe LuaJIT cu implementarea de op\u021biuni suplimentare pentru reguli \u0219i sistemul de logare;\n<\/li>\n<li class=\"l\"> Motorul de detec\u021bie a atacurilor a fost modernizat, regulile au fost actualizate, a fost ad\u0103ugat\u0103 posibilitatea de a lega bufferele \u00een reguli (sticky buffers). A fost folosit motorul de c\u0103utare Hyperscan, care a permis utilizarea unor \u0219abloane rapide \u0219i mai precise bazate pe expresii regulate;\n<\/li>\n<li class=\"l\"> A fost ad\u0103ugat un nou mod de introspec\u021bie pentru HTTP, care \u021bine cont de starea sesiunii \u0219i acoper\u0103 99% dintre situa\u021biile suportate de setul de teste <noindex><a rel=\"nofollow\" href=\"https:\/\/noxxi.de\/research\/http-evader.html\">HTTP Evader<\/a><\/noindex>. Codul pentru suportul HTTP\/2 este \u00een prezent \u00een dezvoltare;\n<\/li>\n<li class=\"l\"> A fost semnificativ crescut\u0103 performan\u021ba modului de inspec\u021bie profund\u0103 a pachetelor. A fost ad\u0103ugat\u0103 posibilitatea de procesare multi-threaded a pachetelor, permi\u021b\u00e2nd executarea simultan\u0103 a mai multor fire cu gestionarii de pachete \u0219i asigur\u00e2nd scalabilitate liniar\u0103 \u00een func\u021bie de num\u0103rul de nuclee CPU;\n<\/li>\n<li class=\"l\"> A fost implementat un depozit comun de configurare \u0219i tabele de atribute, utilizate \u00een comun \u00een diferitele subsisteme, ceea ce a permis reducerea semnificativ\u0103 a consumului de memorie prin eliminarea duplic\u0103rii informa\u021biei;\n<\/li>\n<li class=\"l\"> Un nou sistem de jurnalizare a evenimentelor, care utilizeaz\u0103 formatul JSON \u0219i se integreaz\u0103 u\u0219or cu platforme externe, cum ar fi Elastic Stack;\n<\/li>\n<li class=\"l\"> Tranzi\u021bie la o arhitectur\u0103 modular\u0103, posibilitatea de a extinde func\u021bionalitatea prin conectarea de pluginuri \u0219i implementarea subsystemelor cheie sub form\u0103 de pluginuri interschimbabile. \u00cen prezent, pentru Snort 3 sunt deja disponibile c\u00e2teva sute de pluginuri, acoperind diverse domenii de aplicare, cum ar fi ad\u0103ugarea de codec-uri personalizate, moduri de introspec\u021bie, metode de jurnalizare, ac\u021biuni \u0219i op\u021biuni \u00een reguli;\n<\/li>\n<li class=\"l\"> Detec\u021bie automat\u0103 a serviciilor active, elimin\u00e2nd necesitatea de a specifica manual porturile de re\u021bea active.\n<\/ul>\n<p>Modific\u0103ri fa\u021b\u0103 de versiunea de test anterioar\u0103, care a fost publicat\u0103 \u00een 2018:<\/p>\n<ul>\n<li class=\"l\"> Ad\u0103ugat\u0103 suport pentru fi\u0219iere pentru suprascrierea rapid\u0103 a set\u0103rilor, \u00een raport cu configura\u021bia implicit\u0103;\n<li class=\"l\"> \u00cen cod a fost asigurat\u0103 posibilitatea utiliz\u0103rii construc\u021biilor C++, definite \u00een standardul C++14 (pentru compilare este necesar un compilator care suport\u0103 C++14);\n<li class=\"l\"> Ad\u0103ugat un nou handler VXLAN;\n<li class=\"l\"> \u00cembun\u0103t\u0103\u021bit c\u0103utarea tipurilor de con\u021binut \u00een func\u021bie de con\u021binut folosind implement\u0103ri alternative actualizate ale algoritmilor <noindex><a rel=\"nofollow\" href=\"https:\/\/ru.wikipedia.org\/wiki\/%D0%90%D0%BB%D0%B3%D0%BE%D1%80%D0%B8%D1%82%D0%BC_%D0%91%D0%BE%D0%B9%D0%B5%D1%80%D0%B0_%E2%80%94_%D0%9C%D1%83%D1%80%D0%B0\">Boyer-Moore<\/a><\/noindex> \u0219i <noindex><a rel=\"nofollow\" href=\"https:\/\/www.hyperscan.io\/\">Hyperscan<\/a><\/noindex>;\n<li class=\"l\"> Sistemul de inspectare a traficului HTTP\/2 este aproape finalizat;\n<li class=\"l\"> Pornirea accelerat\u0103 prin utilizarea mai multor fire pentru compilarea grupurilor de reguli;\n<li class=\"l\"> Ad\u0103ugat un nou mecanism de jurnalizare;\n<li class=\"l\"> \u00cembun\u0103t\u0103\u021bit\u0103 detec\u021bia erorilor Lua \u0219i optimizat\u0103 func\u021bionarea listelor albe;\n<li class=\"l\"> Modific\u0103ri implementate pentru a permite re\u00eenc\u0103rcarea set\u0103rilor \u00een timp real;\n<li class=\"l\"> Ad\u0103ugat\u0103 o sistem\u0103 de inspectare RNA (Real-time Network Awareness), care colecteaz\u0103 informa\u021bii despre resursele, gazdele, aplica\u021biile \u0219i serviciile disponibile \u00een re\u021bea;\n<li class=\"l\"> Pentru simplificarea configur\u0103rii, s-a renun\u021bat la utilizarea snort_config.lua \u0219i SNORT_LUA_PATH.\n<\/ul>\n<p><noindex><a rel=\"nofollow\" name=\"link\"><\/a><\/noindex><\/p>\n<p>Sursa: <a \ncontent=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=52799\">opennet.ro<\/a><\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u041a\u043e\u043c\u043f\u0430\u043d\u0438\u044f Cisco \u043f\u0440\u0435\u0434\u0441\u0442\u0430\u0432\u0438\u043b\u0430 \u0444\u0438\u043d\u0430\u043b\u044c\u043d\u0443\u044e \u0431\u0435\u0442\u0430-\u0432\u0435\u0440\u0441\u0438\u044e \u043f\u043e\u043b\u043d\u043e\u0441\u0442\u044c\u044e \u043f\u0435\u0440\u0435\u0440\u0430\u0431\u043e\u0442\u0430\u043d\u043d\u043e\u0439 \u0441\u0438\u0441\u0442\u0435\u043c\u044b \u043f\u0440\u0435\u0434\u043e\u0442\u0432\u0440\u0430\u0449\u0435\u043d\u0438\u044f \u0430\u0442\u0430\u043a Snort 3, \u0442\u0430\u043a\u0436\u0435 \u0438\u0437\u0432\u0435\u0441\u0442\u043d\u043e\u0439 \u043a\u0430\u043a \u043f\u0440\u043e\u0435\u043a\u0442 Snort++, \u0440\u0430\u0431\u043e\u0442\u0430 \u043d\u0430\u0434 \u043a\u043e\u0442\u043e\u0440\u044b\u043c \u0441 \u043f\u0435\u0440\u0435\u0440\u044b\u0432\u0430\u043c\u0438 \u0432\u0435\u0434\u0451\u0442\u0441\u044f \u0435\u0449\u0451 \u0441 2005 \u0433\u043e\u0434\u0430. \u041f\u043e\u0437\u0434\u043d\u0435\u0435 \u0432 \u044d\u0442\u043e\u043c \u0433\u043e\u0434\u0443 \u043f\u043b\u0430\u043d\u0438\u0440\u0443\u0435\u0442\u0441\u044f \u043e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u0442\u044c \u043a\u0430\u043d\u0434\u0438\u0434\u0430\u0442 \u0432 \u0440\u0435\u043b\u0438\u0437\u044b. \u0412 \u043d\u043e\u0432\u043e\u0439 \u0432\u0435\u0442\u043a\u0435 \u043f\u043e\u043b\u043d\u043e\u0441\u0442\u044c\u044e \u043f\u0435\u0440\u0435\u043e\u0441\u043c\u044b\u0441\u043b\u0435\u043d\u0430 \u043a\u043e\u043d\u0446\u0435\u043f\u0446\u0438\u044f \u043f\u0440\u043e\u0434\u0443\u043a\u0442\u0430 \u0438 \u043f\u0435\u0440\u0435\u0440\u0430\u0431\u043e\u0442\u0430\u043d\u0430 \u0430\u0440\u0445\u0438\u0442\u0435\u043a\u0442\u0443\u0440\u0430. \u0418\u0437 \u043d\u0430\u043f\u0440\u0430\u0432\u043b\u0435\u043d\u0438\u0439, \u043d\u0430 \u043a\u043e\u0442\u043e\u0440\u044b\u0435 \u0431\u044b\u043b \u0441\u0434\u0435\u043b\u0430\u043d \u0430\u043a\u0446\u0435\u043d\u0442 \u043f\u0440\u0438 \u043f\u043e\u0434\u0433\u043e\u0442\u043e\u0432\u043a\u0435 [&hellip;]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[702],"tags":[],"class_list":["post-79171","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.2.1 - aioseo.com -->\n\t<meta name=\"description\" content=\"\u041a\u043e\u043c\u043f\u0430\u043d\u0438\u044f Cisco \u043f\u0440\u0435\u0434\u0441\u0442\u0430\u0432\u0438\u043b\u0430 \u0444\u0438\u043d\u0430\u043b\u044c\u043d\u0443\u044e \u0431\u0435\u0442\u0430-\u0432\u0435\u0440\u0441\u0438\u044e \u043f\u043e\u043b\u043d\u043e\u0441\u0442\u044c\u044e \u043f\u0435\u0440\u0435\u0440\u0430\u0431\u043e\u0442\u0430\u043d\u043d\u043e\u0439 \u0441\u0438\u0441\u0442\u0435\u043c\u044b 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