{"id":80658,"date":"2021-08-16T23:08:25","date_gmt":"2021-08-16T21:08:25","guid":{"rendered":"https:\/\/thegeek.hu\/?p=80658"},"modified":"2021-08-17T17:12:11","modified_gmt":"2021-08-17T15:12:11","slug":"bitcoin-ordogien-uj-trukk","status":"publish","type":"post","link":"https:\/\/thegeek.hu\/2021\/08\/16\/bitcoin-ordogien-uj-trukk\/","title":{"rendered":"BITCOIN: \u00d6rd\u00f6gien \u00faj tr\u00fckkel l\u00e9pn\u00e9nek meg a kiberb\u0171n\u00f6z\u0151k"},"content":{"rendered":"<h4>TECH H\u00cdREK &#8211;\u00a0&#8222;K\u00f6vesd a <a href=\"https:\/\/thegeek.hu\/2021\/05\/19\/esportfogadasi-platformnak-agyazott-meg-a-sony\/\"><span style=\"text-decoration: underline;\"><strong>bitcoin<\/strong><\/span><\/a>-t&#8221; &#8211; nemzed\u00e9kek \u00f3ta ez a mantr\u00e1ja a b\u0171n\u00f6z\u0151ket keres\u0151 nyomoz\u00f3knak. A kibert\u00e9rben ez a harc m\u00e1r \u00e9vek \u00f3ta d\u00fal a b\u0171n\u00f6z\u0151k \u00e9s a hat\u00f3s\u00e1gok k\u00f6z\u00f6tti, csak most a rossz fi\u00fak \u00e1llnak nyer\u00e9sre?<\/h4>\n<p>&nbsp;<\/p>\n<p>A kriptovalut\u00e1k anonimit\u00e1sa ellen\u00e9re az elm\u00falt k\u00e9t \u00e9vben t\u00f6bb tucat kiberb\u0171n\u00f6z\u0151t siker\u00fclt elfogni az \u00faj technik\u00e1knak k\u00f6sz\u00f6nhet\u0151en, amelyekkel a kriptovaluta blokkl\u00e1ncon &#8211; a p\u00e9nzt\u00e1rc\u00e1k k\u00f6z\u00f6tti \u00f6sszes tranzakci\u00f3 nyilv\u00e1nos list\u00e1j\u00e1n &#8211; nyomon k\u00f6vethet\u0151 a p\u00e9nz\u00fck.<\/p>\n<p>De lehet, hogy most fordul a kocka? Egy \u00faj szolg\u00e1ltat\u00e1st \u00e1rulnak a <strong>darkneten<\/strong>, amely lehet\u0151s\u00e9get k\u00edn\u00e1l a b\u0171n\u00f6z\u0151knek, hogy ellen\u0151rizz\u00e9k, mennyire &#8222;tiszt\u00e1k&#8221; a digit\u00e1lis \u00e9rm\u00e9ik.<\/p>\n<p>&#8222;Azt l\u00e1tjuk, hogy a b\u0171n\u00f6z\u0151k kezdenek visszav\u00e1gni a blokkl\u00e1ncelemz\u00e9snek, \u00e9s ez a szolg\u00e1ltat\u00e1s az els\u0151&#8221; &#8211; magyar\u00e1zta <strong>Dr. Tom Robinson, az Elliptic elemz\u00e9si szolg\u00e1ltat\u00f3 vezet\u0151 kutat\u00f3ja<\/strong> \u00e9s alap\u00edt\u00f3ja, aki felfedezte a weboldalt. <strong>&#8222;Antinalysis&#8221;<\/strong>-nek h\u00edvj\u00e1k, \u00e9s a b\u0171n\u00f6z\u0151k mostant\u00f3l leellen\u0151rizhetik saj\u00e1t <strong>Bitcoin<\/strong>-t\u00e1rc\u00e1jukat, \u00e9s l\u00e1thatj\u00e1k, hogy a hat\u00f3s\u00e1gok keresik-e n\u00e1luk a b\u0171ncselekm\u00e9nyekkel val\u00f3 \u00f6sszef\u00fcgg\u00e9seket&#8221; &#8211; mondta Dr. Robinson.<\/p>\n<p>&nbsp;<\/p>\n<p><img decoding=\"async\" class=\"alignnone size-full wp-image-80662\" src=\"https:\/\/thegeek.hu\/wp-content\/uploads\/sites\/2\/2021\/08\/analitika.jpg\" alt=\"antinalitika\" width=\"664\" height=\"374\" \/><\/p>\n<p>&nbsp;<\/p>\n<p>Az Elliptic szerint a felfedez\u00e9s azt mutatja, hogy a kiberb\u0171n\u00f6z\u00e9si h\u00e1l\u00f3zatok mennyire kifinomultt\u00e1 v\u00e1ltak, \u00e9s hogy (nem meglep\u0151 m\u00f3don -a szerk.) a b\u0171n\u00f6z\u0151k mennyire tartanak a lebuk\u00e1st\u00f3l. &#8222;Ez egy nagyon \u00e9rt\u00e9kes technika. Ha a p\u00e9nzeszk\u00f6z\u00f6k szennyezettek, akkor tov\u00e1bbi p\u00e9nzmos\u00e1st v\u00e9gezhet\u00fcnk, \u00e9s megpr\u00f3b\u00e1lhatjuk elt\u00e1vol\u00edtani a b\u0171ncselekm\u00e9nyekkel val\u00f3 \u00f6sszef\u00fcgg\u00e9st, am\u00edg tiszta \u00e9rm\u00e9kkel nem rendelkez\u00fcnk&#8221; \u2013 t\u00e1rta fel a kutat\u00f3 a rendszer l\u00e9nyeg\u00e9t.<\/p>\n<p>Dr. Robinson szerint ez egy aggaszt\u00f3 \u00faj tendencia, amely megnehez\u00edtheti az \u0151 \u00e9s a b\u0171n\u00fcld\u00f6z\u0151 szervek munk\u00e1j\u00e1t. De szerencs\u00e9re az int\u00e9zet kutat\u00f3i szerint a szolg\u00e1ltat\u00e1s jelenleg nem m\u0171k\u00f6dik t\u00fal j\u00f3l.\u00a0 &#8222;Val\u00f3j\u00e1ban nem volt t\u00fal j\u00f3 a b\u0171n\u00f6z\u0151i oldalakra mutat\u00f3 linkek azonos\u00edt\u00e1s\u00e1ban. Id\u0151vel azonban elker\u00fclhetetlen\u00fcl javulni fog. \u00dagy gondolom teh\u00e1t, hogy ez a j\u00f6v\u0151ben jelent\u0151s k\u00e9pess\u00e9g lesz a b\u0171n\u00f6z\u0151k \u00e9s a p\u00e9nzmos\u00f3k sz\u00e1m\u00e1ra&#8221; \u2013 figyelmeztetett az elemz\u0151.<\/p>\n<p>&nbsp;<\/p>\n<h3>Glob\u00e1lis hajt\u00f3vad\u00e1szat<\/h3>\n<p>A korm\u00e1nyok vil\u00e1gszerte, t\u00f6bbek k\u00f6z\u00f6tt <strong>K\u00edn\u00e1ban, az Egyes\u00fclt Arab Em\u00edrs\u00e9gekben \u00e9s az Egyes\u00fclt Kir\u00e1lys\u00e1gban<\/strong> pr\u00f3b\u00e1lnak megbirk\u00f3zni a kriptovalut\u00e1kon kereszt\u00fcl t\u00f6rt\u00e9n\u0151 p\u00e9nzmos\u00e1s egyre n\u00f6vekv\u0151 probl\u00e9m\u00e1j\u00e1val. A kriptop\u00e9nzek nyomon k\u00f6vet\u00e9s\u00e9nek k\u00f6sz\u00f6nhet\u0151en m\u00e1r volt n\u00e9h\u00e1ny nagy horderej\u0171 letart\u00f3ztat\u00e1s &#8211; p\u00e9ld\u00e1ul az amerikai tin\u00e9dzser <strong>Graham Ivan Clark<\/strong>, aki jelenleg b\u00f6rt\u00f6nben \u00fcl, \u0151 volt az egyik legnagyobb k\u00f6z\u00f6ss\u00e9gi m\u00e9diahack kitervel\u0151je.<\/p>\n<p>&nbsp;<\/p>\n<p><img decoding=\"async\" class=\"alignnone size-full wp-image-80661\" src=\"https:\/\/thegeek.hu\/wp-content\/uploads\/sites\/2\/2021\/08\/graham_ivan_clark.jpg\" alt=\"Graham Ivan Clark\" width=\"664\" height=\"374\" \/><\/p>\n<p>&nbsp;<\/p>\n<p>Clark megtal\u00e1lta a m\u00f3dj\u00e1t annak, hogy t\u00f6bb tucat h\u00edress\u00e9g, k\u00f6zt\u00fck <strong>Kim Kardashian, Elon Musk, Bill Gates \u00e9s Joe Biden Twitter-fi\u00f3kj\u00e1t \u00e1tvegye<\/strong>. Clark \u00e9s hackercsapata ezut\u00e1n egy kriptop\u00e9nz-csal\u00e1s rekl\u00e1mj\u00e1t tweetelte, \u00e9s t\u00f6bb sz\u00e1z \u00e1tutal\u00e1st kapott a k\u00f6z\u00f6ns\u00e9gt\u0151l, akik abban rem\u00e9nykedtek, hogy a hamis adom\u00e1nyb\u00f3l k\u00e9szp\u00e9nzre tehetnek szert. Clark n\u00e9h\u00e1ny \u00f3ra alatt t\u00f6bb mint 100 000 doll\u00e1rt keresett, aminek r\u00f6gt\u00f6n elkezdte a nyomait elt\u00fcntetni.<\/p>\n<p>Csakhogy ez nem siker\u00fclt. Az ellene felhozott v\u00e1diratban az amerikai igazs\u00e1g\u00fcgyi miniszt\u00e9rium azt \u00edrta, hogy a tisztvisel\u0151k sikeresen elemezt\u00e9k a blokkl\u00e1ncot \u00e9s re-anonimiz\u00e1lt\u00e1k a Bitcoin-tranzakci\u00f3kat, ami lehet\u0151v\u00e9 tette a hackerek azonos\u00edt\u00e1s\u00e1t. A most 18 \u00e9ves Clark b\u0171n\u00f6snek vallotta mag\u00e1t, \u00e9s h\u00e1rom \u00e9vet kapott egy floridai b\u00f6rt\u00f6nben.<\/p>\n<p>&nbsp;<\/p>\n<p><img decoding=\"async\" class=\"alignnone size-full wp-image-70372\" src=\"https:\/\/thegeek.hu\/wp-content\/uploads\/sites\/2\/2020\/08\/thekgeek-twitter-hack.jpg\" alt=\"TECH H\u00cdREK - Egy tizenh\u00e9t \u00e9ves floridai sr\u00e1c (Graham Ivan Clark Tampa Bay-b\u0151l) kezein csattant a bilincs.\" width=\"664\" height=\"374\" \/><\/p>\n<p>&nbsp;<\/p>\n<h3>Nem t\u00fal P.C.<\/h3>\n<p>&nbsp;<\/p>\n<p>Egy m\u00e1sik trend, amely aggasztja a hat\u00f3s\u00e1gokat, az \u00fagynevezett <strong>privacy coin<\/strong>ok n\u00f6vekv\u0151 n\u00e9pszer\u0171s\u00e9ge. Ezek olyan kriptovalut\u00e1k, mint p\u00e9ld\u00e1ul a <strong>Monero<\/strong>, amelyek nagyobb anonimit\u00e1st biztos\u00edtanak, mint a mainstream \u00e9rm\u00e9k, p\u00e9ld\u00e1ul a Bitcoin. Egyes zsarol\u00e1si esetekben a hackerek most m\u00e1r arra k\u00e9rik az \u00e1ldozatokat, hogy kedvezm\u00e9ny\u00e9rt cser\u00e9be ezekkel az \u00e9rm\u00e9kkel fizessenek.<\/p>\n<p>Ez is egy olyan tendencia, amely jelenleg m\u00e9g nem elterjedt, \u00e9s <strong>Kim Grauer, a Chainalysis kriptop\u00e9nz-elemz\u0151 c\u00e9g kutat\u00e1si igazgat\u00f3ja<\/strong> szerint ennek a m\u00f3dszernek vannak h\u00e1tr\u00e1nyai is a b\u0171n\u00f6z\u0151k sz\u00e1m\u00e1ra.\u00a0 &#8222;Az adatv\u00e9delmi \u00e9rm\u00e9ket nem fogadt\u00e1k el olyan m\u00e9rt\u00e9kben, mint ahogyan azt v\u00e1rn\u00e1nk. Ennek els\u0151dleges oka, hogy nem olyan likvidek, mint a Bitcoin \u00e9s m\u00e1s kriptovalut\u00e1k. &#8222;A kriptop\u00e9nzek csak akkor hasznosak, ha \u00e1rukat \u00e9s szolg\u00e1ltat\u00e1sokat lehet v\u00e1s\u00e1rolni \u00e9s eladni, vagy bev\u00e1ltani mainstream p\u00e9nzre, \u00e9s ez sokkal nehezebb a privacy coinok eset\u00e9ben&#8221; \u2013 mutatott r\u00e1 az int\u00e9zet vezet\u0151je.<\/p>\n<p>Forr\u00e1s: <strong>BBC News<\/strong><\/p>\n","protected":false},"excerpt":{"rendered":"<p>TECH H\u00cdREK &#8211;\u00a0&#8222;K\u00f6vesd a bitcoin-t&#8221; &#8211; nemzed\u00e9kek \u00f3ta ez a mantr\u00e1ja a b\u0171n\u00f6z\u0151ket keres\u0151 nyomoz\u00f3knak. A kibert\u00e9rben ez a harc m\u00e1r \u00e9vek \u00f3ta d\u00fal a b\u0171n\u00f6z\u0151k \u00e9s a hat\u00f3s\u00e1gok k\u00f6z\u00f6tti, csak most a rossz fi\u00fak \u00e1llnak nyer\u00e9sre? &nbsp; A kriptovalut\u00e1k anonimit\u00e1sa ellen\u00e9re az elm\u00falt k\u00e9t \u00e9vben t\u00f6bb tucat kiberb\u0171n\u00f6z\u0151t siker\u00fclt elfogni az \u00faj technik\u00e1knak k\u00f6sz\u00f6nhet\u0151en, amelyekkel a kriptovaluta blokkl\u00e1ncon &#8211; a p\u00e9nzt\u00e1rc\u00e1k k\u00f6z\u00f6tti \u00f6sszes tranzakci\u00f3 nyilv\u00e1nos list\u00e1j\u00e1n &#8211; nyomon k\u00f6vethet\u0151 a p\u00e9nz\u00fck. De lehet, hogy most fordul a kocka? Egy \u00faj szolg\u00e1ltat\u00e1st \u00e1rulnak a darkneten, amely lehet\u0151s\u00e9get k\u00edn\u00e1l a b\u0171n\u00f6z\u0151knek, hogy ellen\u0151rizz\u00e9k, mennyire &#8222;tiszt\u00e1k&#8221; a digit\u00e1lis \u00e9rm\u00e9ik. &#8222;Azt l\u00e1tjuk, hogy a b\u0171n\u00f6z\u0151k kezdenek visszav\u00e1gni a blokkl\u00e1ncelemz\u00e9snek, \u00e9s ez a szolg\u00e1ltat\u00e1s az els\u0151&#8221; &#8211; magyar\u00e1zta Dr. Tom Robinson, az Elliptic elemz\u00e9si szolg\u00e1ltat\u00f3 vezet\u0151 kutat\u00f3ja \u00e9s alap\u00edt\u00f3ja,&hellip;<\/p>\n<p class=\"excerpt-more\"><a class=\"blog-excerpt button\" href=\"https:\/\/thegeek.hu\/2021\/08\/16\/bitcoin-ordogien-uj-trukk\/\">Olvasd tov\u00e1bb&#8230;<\/a><\/p>\n","protected":false},"author":15,"featured_media":78775,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[7,1,4,10938],"tags":[15511,13812,15510,15512],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v22.6 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>BITCOIN: \u00d6rd\u00f6gien \u00faj tr\u00fckkel l\u00e9pn\u00e9nek meg a kiberb\u0171n\u00f6z\u0151k | theGeek.hu<\/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:\/\/thegeek.hu\/2021\/08\/16\/bitcoin-ordogien-uj-trukk\/\" \/>\n<meta property=\"og:locale\" content=\"hu_HU\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"BITCOIN: \u00d6rd\u00f6gien \u00faj tr\u00fckkel l\u00e9pn\u00e9nek meg a kiberb\u0171n\u00f6z\u0151k | theGeek.hu\" \/>\n<meta property=\"og:description\" content=\"TECH H\u00cdREK &#8211;\u00a0&#8222;K\u00f6vesd a bitcoin-t&#8221; &#8211; nemzed\u00e9kek \u00f3ta ez a mantr\u00e1ja a b\u0171n\u00f6z\u0151ket keres\u0151 nyomoz\u00f3knak. A kibert\u00e9rben ez a harc m\u00e1r \u00e9vek \u00f3ta d\u00fal a b\u0171n\u00f6z\u0151k \u00e9s a hat\u00f3s\u00e1gok k\u00f6z\u00f6tti, csak most a rossz fi\u00fak \u00e1llnak nyer\u00e9sre? &nbsp; A kriptovalut\u00e1k anonimit\u00e1sa ellen\u00e9re az elm\u00falt k\u00e9t \u00e9vben t\u00f6bb tucat kiberb\u0171n\u00f6z\u0151t siker\u00fclt elfogni az \u00faj technik\u00e1knak k\u00f6sz\u00f6nhet\u0151en, amelyekkel a kriptovaluta blokkl\u00e1ncon &#8211; a p\u00e9nzt\u00e1rc\u00e1k k\u00f6z\u00f6tti \u00f6sszes tranzakci\u00f3 nyilv\u00e1nos list\u00e1j\u00e1n &#8211; nyomon k\u00f6vethet\u0151 a p\u00e9nz\u00fck. De lehet, hogy most fordul a kocka? 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A kibert\u00e9rben ez a harc m\u00e1r \u00e9vek \u00f3ta d\u00fal a b\u0171n\u00f6z\u0151k \u00e9s a hat\u00f3s\u00e1gok k\u00f6z\u00f6tti, csak most a rossz fi\u00fak \u00e1llnak nyer\u00e9sre? &nbsp; A kriptovalut\u00e1k anonimit\u00e1sa ellen\u00e9re az elm\u00falt k\u00e9t \u00e9vben t\u00f6bb tucat kiberb\u0171n\u00f6z\u0151t siker\u00fclt elfogni az \u00faj technik\u00e1knak k\u00f6sz\u00f6nhet\u0151en, amelyekkel a kriptovaluta blokkl\u00e1ncon &#8211; a p\u00e9nzt\u00e1rc\u00e1k k\u00f6z\u00f6tti \u00f6sszes tranzakci\u00f3 nyilv\u00e1nos list\u00e1j\u00e1n &#8211; nyomon k\u00f6vethet\u0151 a p\u00e9nz\u00fck. De lehet, hogy most fordul a kocka? 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