![\"blocked_events\"](\"https:\/\/relnet.hu\/wp-content\/uploads\/2021\/09\/blocked_events.jpg\")
rn-kep-kepala<\/p>\n
A m\u00e1sodik negyed\u00e9vre a Fancy Lazarus nev\u0171 hackercsoport nyomta r\u00e1 a b\u00e9lyeg\u00e9t meg\u00fajult DDoS zsarol\u00f3kamp\u00e1nyok v\u00e9grehajt\u00e1s\u00e1val. A l\u00f6ketszer\u0171 (burst) t\u00e1mad\u00e1sok c\u00e9lpontjai els\u0151sorban p\u00e9nz\u00fcgyi, technol\u00f3giai \u00e9s eg\u00e9szs\u00e9g\u00fcgyi szervezetek, m\u00e1sodsorban j\u00e1t\u00e9kipari \u00e9s a t\u00e1vk\u00f6zl\u00e9si v\u00e1llalatok voltak.
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rn-kep-kepala<\/p>\n
\u00c1ltal\u00e1ban v\u00e9ve az \u00fcgyfelenk\u00e9nti \u00e1tlagos blokkolt adatforgalom a vizsg\u00e1lt negyed\u00e9vben 40 sz\u00e1zal\u00e9kkal n\u0151tt a tavalyi \u00e9v azonos id\u0151szak\u00e1hoz k\u00e9pest. A Radware \u00fcgyfeleinek havonta \u00e1tlagban csaknem 4 900 rosszindulat\u00fa esem\u00e9nyt \u00e9s 2,3TB adatforgalmat kellett \u00e9szlelni\u00fck \u00e9s letiltaniuk.
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auto<\/p>\n
![\"per_1000_attacks\"](\"https:\/\/relnet.hu\/wp-content\/uploads\/2021\/09\/per_1000_attacks.jpg\")
rn-kep-kepala<\/p>\n
A t\u00e1mad\u00e1sok m\u00e9rete \u00e1tlagosan 10 sz\u00e1zal\u00e9kkal n\u0151tt 2021 els\u0151 negyed\u00e9v\u00e9hez k\u00e9pest. A 10Gbps-n\u00e1l nagyobb t\u00e1mad\u00e1sok sz\u00e1ma is jelent\u0151sen megemelkedett: 1 000 t\u00e1mad\u00e1sk\u00e9nt 2,75-r\u0151l 3,32-re.
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auto<\/p>\n
![\"regions_2\"](\"https:\/\/relnet.hu\/wp-content\/uploads\/2021\/09\/regions_2.jpg\")
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rn-kep-kepala<\/p>\n
Nem \u00fajdons\u00e1g, hogy f\u00f6ldrajzi \u00e9rtelemben az amerikai \u00e9s az EMEA r\u00e9gi\u00f3k ellen ir\u00e1nyult a t\u00e1mad\u00e1si volumen legnagyobb h\u00e1nyada, jelen esetben t\u00f6bb mint 80 sz\u00e1zal\u00e9ka. A t\u00e1mad\u00e1si vektorokat illet\u0151en a forgalom d\u00f6nt\u0151 h\u00e1nyada HTTP \u00e9s HTTPS protokollokon kereszt\u00fcl \u00e9rkezett.
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auto<\/p>\n
![\"industries\"](\"https:\/\/relnet.hu\/wp-content\/uploads\/2021\/09\/industries.jpg\")
rn-kep-kepala<\/p>\n
2021 m\u00e1sodik negyed\u00e9v\u00e9ben a technol\u00f3giai szektor volt a legink\u00e1bb t\u00e1madott ipar\u00e1g, \u00e1tlagban csaknem 3 000 t\u00e1mad\u00e1ssal \u00fcgyfelenk\u00e9nt. Ezt k\u00f6vette 2 000 t\u00e1mad\u00e1ssal az eg\u00e9szs\u00e9g\u00fcgy \u00e9s 1 350 t\u00e1mad\u00e1ssal a p\u00e9nz\u00fcgy. A blokkolt adatforgalom tekintet\u00e9ben a kiskereskedelem \u00e9s a j\u00e1t\u00e9kipar volt az \u00e9len, \u00e1tlagban 33TB-nyi blokkolt forgalommal \u00fcgyfelenk\u00e9nt.
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auto<\/p>\n
![\"vulnerability\"](\"https:\/\/relnet.hu\/wp-content\/uploads\/2021\/09\/vulnerability.jpg\")
rn-kep-kepala<\/p>\n
A szervezeteknek \u00e1tlagban 76 s\u00e9r\u00fcl\u00e9kenys\u00e9gvizsg\u00e1l\u00f3 szkenner mintegy 2 000 esem\u00e9ny\u00e9t kellett blokkolniuk, mik\u00f6zben az esem\u00e9nyek 80 sz\u00e1zal\u00e9ka j\u00f3indulat\u00fanak bizonyult.
\n<\/p>\n
A zsarol\u00f3 DoS (\u00fan. RDoS) t\u00e1mad\u00e1sok f\u0151 c\u00e9lpontjai els\u0151sorban nyugat-eur\u00f3pai internetszolg\u00e1ltat\u00f3k voltak. A Fancy Lazarus 0,5 \u00e9s 5 bitcoin k\u00f6z\u00f6tti \u00f6sszeget k\u00f6vetelt t\u0151l\u00fck a DDoS t\u00e1mad\u00e1s nem-megind\u00edt\u00e1sa fej\u00e9ben. M\u00e1jus v\u00e9g\u00e9ig a Radware \u00fcgyfelei sz\u00e1mos esetben hajtottak v\u00e9gre v\u00e9szhelyzeti szolg\u00e1ltat\u00e1stelep\u00edt\u00e9seket a t\u00e1mad\u00e1s le\u00e1ll\u00edt\u00e1sa \u00e9rdek\u00e9ben. A Radware always-on felh\u0151v\u00e9delm\u00e9t haszn\u00e1l\u00f3 szervezetek ezek ut\u00e1n nem tapasztaltak t\u00f6bb t\u00e1mad\u00e1si k\u00eds\u00e9rletet a Fancy Lazarus r\u00e9sz\u00e9r\u0151l, hiszen a kiberb\u0171n\u00f6z\u0151k a t\u00e1mad\u00e1s megind\u00edt\u00e1sa el\u0151tt nyilv\u00e1nval\u00f3an kisz\u0171rik a megfelel\u0151en v\u00e9dett c\u00e9lpontokat.
\n<\/p>\n
Radware k\u00e9pz\u00e9sek a RelNet eLearning programban<\/a> A Radware DDoS jelent\u00e9se \u00e1ttekinti a 2021 m\u00e1sodik negyed\u00e9v\u00e9ben tapasztalt aktivit\u00e1sokat. A DDoS t\u00e1mad\u00e1sokat ipar\u00e1g \u00e9s t\u00e1mad\u00e1si vektor szerint csoportos\u00edtja.<\/p>\n","protected":false},"author":1086,"featured_media":17887,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1641],"tags":[1557,2578,1642],"yst_prominent_words":[],"class_list":["post-17873","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-radware","tag-ddos","tag-jelentes","tag-radware"],"_links":{"self":[{"href":"https:\/\/relnet.hu\/en\/wp-json\/wp\/v2\/posts\/17873","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/relnet.hu\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/relnet.hu\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/relnet.hu\/en\/wp-json\/wp\/v2\/users\/1086"}],"replies":[{"embeddable":true,"href":"https:\/\/relnet.hu\/en\/wp-json\/wp\/v2\/comments?post=17873"}],"version-history":[{"count":4,"href":"https:\/\/relnet.hu\/en\/wp-json\/wp\/v2\/posts\/17873\/revisions"}],"predecessor-version":[{"id":17885,"href":"https:\/\/relnet.hu\/en\/wp-json\/wp\/v2\/posts\/17873\/revisions\/17885"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/relnet.hu\/en\/wp-json\/wp\/v2\/media\/17887"}],"wp:attachment":[{"href":"https:\/\/relnet.hu\/en\/wp-json\/wp\/v2\/media?parent=17873"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/relnet.hu\/en\/wp-json\/wp\/v2\/categories?post=17873"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/relnet.hu\/en\/wp-json\/wp\/v2\/tags?post=17873"},{"taxonomy":"yst_prominent_words","embeddable":true,"href":"https:\/\/relnet.hu\/en\/wp-json\/wp\/v2\/yst_prominent_words?post=17873"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}
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R\u00e9szletes jelent\u00e9s<\/a>
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auto<\/p>\n","protected":false},"excerpt":{"rendered":"