{"id":107818,"date":"2023-04-13T00:48:12","date_gmt":"2023-04-12T22:48:12","guid":{"rendered":"https:\/\/prohoster.info\/?p=107818"},"modified":"2023-04-13T08:25:11","modified_gmt":"2023-04-13T06:25:11","slug":"opublikovan-netflow-kollektor-xenoeye","status":"publish","type":"post","link":"https:\/\/prohoster.info\/ro\/blog\/news\/opublikovan-netflow-kollektor-xenoeye","title":{"rendered":"A fost publicat colectorul Netflow Xenoeye","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Este disponibil colectorul Netflow Xenoeye, care permite colectarea de statistici despre fluxurile de trafic din diverse dispozitive de re\u021bea, transmise folosind protocoalele Netflow v9 \u0219i IPFIX, procesarea datelor, generarea de rapoarte \u0219i realizarea de grafice. \u00cen plus, colectorul poate rula scripturi personalizate atunci c\u00e2nd sunt dep\u0103\u0219ite anumite praguri. Nucleul proiectului este scris \u00een limbajul C, iar codul este distribuit sub licen\u021ba ISC.    <\/p>\n<p>Caracteristicile colectorului:  <\/p>\n<ul>\n<li class=\"l\"> Datele agregate pe c\u00e2mpurile Netflow necesare sunt exportate \u00een PostgreSQL. Agregarea preliminar\u0103 are loc \u00een interiorul colectorului.\n<li class=\"l\"> Din cutie este sus\u021binut doar un set de baz\u0103 de c\u00e2mpuri Netflow, dar se pot ad\u0103uga aproape orice c\u00e2mp.\n<li class=\"l\"> Performan\u021ba colectorului, \u00een func\u021bie de natura traficului \u0219i a rapoartelor, poate atinge c\u00e2teva sute de mii de &#171;flows per second&#187; pe un CPU. Modelul de distribu\u021bie a \u00eenc\u0103rc\u0103turii \u2014 pe dispozitiv (router) pe flux.\n<li class=\"l\"> Colectorul folose\u0219te medii mobile pentru a contabiliza dep\u0103\u0219irile de vitez\u0103 a traficului.\n<li class=\"l\"> Colectorul poate fi folosit pentru a identifica gazde infectate (care trimit spam prin mail, atacuri HTTP(S)-flood, scanere SSH), pentru a determina cre\u0219teri bru\u0219te \u00een timpul atacurilor DoS\/DDoS.\n<li class=\"l\"> Rapoartele de re\u021bea pot fi vizualizate cu ajutorul diferitelor utilitare: gnuplot, scripturi Python + Matplotlib, folosind Grafana.\n<li class=\"l\"> Spre deosebire de mul\u021bi colectori moderni, \u00een proiect nu sunt folosite Apache Kafka, Elastic etc., principalele calcule av\u00e2nd loc \u00een interiorul colectorului.  <\/ul>\n<p>Sursa: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=58958\">opennet.ro<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u0414\u043e\u0441\u0442\u0443\u043f\u0435\u043d Netflow-\u043a\u043e\u043b\u043b\u0435\u043a\u0442\u043e\u0440 Xenoeye, \u043a\u043e\u0442\u043e\u0440\u044b\u0439 \u043f\u043e\u0437\u0432\u043e\u043b\u044f\u0435\u0442 \u0441\u043e\u0431\u0438\u0440\u0430\u0442\u044c \u0441 \u0440\u0430\u0437\u043b\u0438\u0447\u043d\u044b\u0445 \u0441\u0435\u0442\u0435\u0432\u044b\u0445 \u0443\u0441\u0442\u0440\u043e\u0439\u0441\u0442\u0432 \u0441\u0442\u0430\u0442\u0438\u0441\u0442\u0438\u043a\u0443 \u043e \u043f\u043e\u0442\u043e\u043a\u0430\u0445 \u0442\u0440\u0430\u0444\u0438\u043a\u0430, \u043f\u0435\u0440\u0435\u0434\u0430\u0432\u0430\u0435\u043c\u0443\u044e \u0441 \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u043d\u0438\u0435\u043c \u043f\u0440\u043e\u0442\u043e\u043a\u043e\u043b\u043e\u0432 Netflow v9 \u0438 IPFIX, \u043e\u0431\u0440\u0430\u0431\u0430\u0442\u044b\u0432\u0430\u0442\u044c \u0434\u0430\u043d\u043d\u044b\u0435, \u0433\u0435\u043d\u0435\u0440\u0438\u0440\u043e\u0432\u0430\u0442\u044c \u043e\u0442\u0447\u0451\u0442\u044b \u0438 \u0441\u0442\u0440\u043e\u0438\u0442\u044c \u0433\u0440\u0430\u0444\u0438\u043a\u0438. \u041a\u0440\u043e\u043c\u0435 \u044d\u0442\u043e\u0433\u043e, \u043a\u043e\u043b\u043b\u0435\u043a\u0442\u043e\u0440 \u043c\u043e\u0436\u0435\u0442 \u0437\u0430\u043f\u0443\u0441\u043a\u0430\u0442\u044c \u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u0442\u0435\u043b\u044c\u0441\u043a\u0438\u0435 \u0441\u043a\u0440\u0438\u043f\u0442\u044b \u043f\u0440\u0438 \u043f\u0440\u0435\u0432\u044b\u0448\u0435\u043d\u0438\u0438 \u043f\u043e\u0440\u043e\u0433\u043e\u0432. \u042f\u0434\u0440\u043e \u043f\u0440\u043e\u0435\u043a\u0442\u0430 \u043d\u0430\u043f\u0438\u0441\u0430\u043d\u043e \u043d\u0430 \u044f\u0437\u044b\u043a\u0435 \u0421, \u043a\u043e\u0434 \u0440\u0430\u0441\u043f\u0440\u043e\u0441\u0442\u0440\u0430\u043d\u044f\u0435\u0442\u0441\u044f \u043f\u043e\u0434 \u043b\u0438\u0446\u0435\u043d\u0437\u0438\u0435\u0439 ISC. \u041e\u0441\u043e\u0431\u0435\u043d\u043d\u043e\u0441\u0442\u0438 \u043a\u043e\u043b\u043b\u0435\u043a\u0442\u043e\u0440\u0430: \u0410\u0433\u0440\u0435\u0433\u0438\u0440\u043e\u0432\u0430\u043d\u043d\u044b\u0435 \u043f\u043e \u043d\u0443\u0436\u043d\u044b\u043c [&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-107818","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.2 - aioseo.com -->\n\t<meta name=\"description\" content=\"\u0414\u043e\u0441\u0442\u0443\u043f\u0435\u043d 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