Vincent Canfield, molaoli oa lengolo-tsoibila le morekisi ea tsamaisang cock.li, o fumane hore marang-rang a hae kaofela a IP a kentsoe lethathamong la UCEPROTECT DNSBL bakeng sa ho lekola boema-kepe ho tsoa mecheng ea boahelani ea haufi. Subnet ea Vincent e ne e kenyelelitsoe lethathamong la Level 3, moo ho thibela ho etsoang ke linomoro tsa tsamaiso e ikemetseng 'me ho koahela li-subnets kaofela tseo ho tsona li-spam detectors li ileng tsa hlahisoa khafetsa le bakeng sa liaterese tse fapaneng. Ka lebaka leo, mofani oa M247 o ile a thibela papatso ea e 'ngoe ea marang-rang a eona BGP, a emisa tšebeletso ka katleho.
Bothata ke hore li-server tsa UCEPROTECT tsa bohata, tse iketsang eka ke li-relay tse bulehileng le ho rekota boiteko ba ho romela mangolo ka bobona, li kenyelletsa liaterese lethathamong la li-block tse thehiloeng mosebetsing ofe kapa ofe oa marang-rang, ntle le ho hlahloba ho thehoa ha marang-rang. Mokhoa o tšoanang oa ho thibela lethathamo o boetse o sebelisoa ke morero oa Spamhaus.
Ho kena lethathamong le thibelang, ho lekane ho romela pakete e le 'ngoe ea TCP SYN, e ka sebelisoang hampe ke bahlaseli. Haholo-holo, kaha bopaki ba litsela tse peli tsa khokahanyo ea TCP ha bo hlokehe, ho ka khoneha ho sebelisa spoofing ho romela pakete e bontšang aterese ea IP ea bohata le ho qalisa ho kena lethathamong la li-block tsa moeti leha e le ofe. Ha u etsisa ts'ebetso e tsoang ho liaterese tse 'maloa, hoa khoneha ho phahamisa thibelo ho Level 2 le Level 3, e etsang ho thibela ka subnetwork le linomoro tsa tsamaiso e ikemetseng.
Lethathamo la Boemo ba 3 qalong le ne le etselitsoe ho loantša barekisi ba khothalletsang ts'ebetso e mpe ea bareki 'me ba sa arabele litletlebo (ka mohlala, libaka tse amohelang batho ba bang tse etselitsoeng ho amohela litaba tse seng molaong kapa ho fana ka li-spammers). Matsatsi a 'maloa a fetileng, UCEPROTECT e fetotse melao ea ho kena lethathamong la Level 2 le Level 3, e leng se ileng sa lebisa ho sefang ho matla le ho eketseha ha boholo ba manane. Mohlala, palo ea batho ba keneng lenaneng la Level 3 e ile ea hola ho tloha ho 28 ho ea ho 843 litsamaiso tse ikemetseng.
Ho hanyetsa UCEPROTECT, mohopolo o ile oa behoa pele oa ho sebelisa liaterese tse senyehileng nakong ea ho hlahloba ho bonts'a IPs ho tloha ho bafani ba UCEPROTECT. Ka lebaka leo, UCEPROTECT e kentse liaterese tsa batšehetsi ba eona le batho ba bang ba bangata ba se nang molato polokelong ea eona, e leng se ileng sa baka mathata ka ho fana ka lengolo-tsoibila. Marang-rang a Sucuri CDN a ne a boetse a kenyelelitsoe lethathamong le thibelang.
Source: opennet.ru