CommunitySubmission-Author:WhoTookMyCrypto.com
2017wasaremarkableyearforthecryptocurrencyindustryastheirrapidincreaseinvaluationspropelledthemintomainstreammedia.Unsurprisingly,thisgarneredthemimmenseinterestfromboththegeneralpublicaswellascybercriminals.Therelativeanonymityofferedbycryptocurrencieshasmadethemafavouriteamongstcriminalswhooftenusethemtobypasstraditionalbankingsystemsandavoidfinancialsurveillancefromregulators.
Giventhatpeoplearespendingmoretimeontheirsmartphonesthandesktops,itisthusnotsurprisingthatcybercriminalshavealsoturnedtheirattentiontothem.Thefollowingdiscussionhighlightshowscammershavebeentargetingcryptocurrencyusersthroughtheirmobiledevices,alongwithafewstepsthatuserscantaketoprotectthemselves.
Fakecryptocurrencyapps
Fakecryptocurrencyexchangeapps
Themostwell-knownexampleofafakecryptocurrencyexchangeappisprobablytheoneofPoloniex.PriortothelaunchoftheirofficialmobiletradingappinJuly2018,GooglePlaywasalreadylistingseveralfakePoloniexexchangeapps,whichwereintentionallydesignedtobefunctional.ManyusersthatdownloadedthosefraudulentappshadtheirPoloniexlogincredentialscompromised,andtheircryptocurrencieswerestolen.SomeappsevenwentastepfurtherrequestingthelogincredentialsofusersGmailaccounts.Itisimportanttohighlightthatonlyaccountswithouttwo-factorauthentication(2FA)werecompromised.
Composable Finance:額外5%的獎勵將分發給所有參與眾貸質押的用戶:10月30日消息,流動性基礎設施協議Composable Finance發推稱,平臺鎖倉量已超過10萬枚KSM,因此額外的5%獎勵現在生效,這些獎勵將分發給所有參與眾貸質押的用戶。[2021/10/30 6:21:58]
Thefollowingstepscanhelpprotectyouagainstsuchscams.
Checktheexchange’sofficialwebsitetoverifyiftheyindeedofferamobiletradingapp.Ifso,usethelinkprovidedontheirwebsite.Readthereviewsandratings.Fraudulentappsoftenhavemanybadreviewswithpeoplecomplainingaboutgettingscammed,somakesuretocheckthembeforeyoudownload.However,youshouldalsobescepticalofappsthatpresentperfectratingsandcomments.Anylegitimateapphasitsfairshareofnegativereviews.Checktheappdeveloperinformation.Lookforwhetheralegitimatecompany,emailaddress,andwebsiteareprovided.Youshouldalsoperformanonlinesearchontheinformationprovidedtoseeiftheyarereallyrelatedtotheofficialexchange.Checkthenumberofdownloads.Thedownloadcountshouldalsobeconsidered.Itisunlikelythatahighlypopularcryptocurrencyexchangewouldhaveasmallnumberofdownloads.Activate2FAonyouraccounts.Althoughnot100%secure,2FAismuchhardertobypassandcanmakeahugedifferenceinprotectingyourfunds,evenifyourlogincredentialsarephished.Fakecryptocurrencywalletapps
Blockchain.com 平臺總交易量突破一萬億美元:加密貨幣錢包和交易平臺Blockchain.com首席財務官 Macrina Kgil 稱,在平臺上交易的加密貨幣超過了1萬億美元。自2012年以來,已經處理了近三分之一的比特幣網絡交易,其中大部分交易都是在過去兩年中通過 Blockchain.com 錢包處理的。Macrina Kgil表示,目前活躍的Blockchain.com錢包數量超過7600萬,平臺的增長來源于用戶、資管公司的參與和經紀與交易業務的增長。[2021/8/30 22:47:25]
Therearemanydifferenttypesoffakeapps.Onevariationseekstoobtainpersonalinformationfromuserssuchastheirwalletpasswordsandprivatekeys.
Insomecases,fakeappsprovidepreviouslygeneratedpublicaddressestousers.Sotheyassumefundsaretobedepositedintotheseaddresses.However,theydonotgainaccesstotheprivatekeysandthusdonothaveaccesstoanyfundsthataresenttothem.
SuchfakewalletshavebeencreatedforpopularcryptocurrenciessuchasEthereumandNeoand,unfortunately,manyuserslosttheirfunds.Herearesomepreventivestepsthatcanbetakentoavoidbecomingavictim:
Theprecautionshighlightedintheexchangeappsegmentaboveareequallyapplicable.However,anadditionalprecautionyoucantakewhendealingwithwalletappsistomakesurebrandnewaddressesaregeneratedwhenyoufirstopentheapp,andthatyouareinpossessionoftheprivatekeys(ormnemonicseeds).Alegitimatewalletappallowsyoutoexporttheprivatekeys,butitisalsoimportanttoensurethegenerationofnewkeypairsisnotcompromised.Soyoushoulduseareputablesoftware(preferablyopensource).Eveniftheappprovidesyouaprivatekey(orseed),youshouldverifywhetherthepublicaddressescanbederivedandaccessedfromthem.Forexample,someBitcoinwalletsallowuserstoimporttheirprivatekeysorseedstovisualizetheaddressesandaccessthefunds.Tominimizetherisksofkeysandseedsbeingcompromised,youmayperformthisonanair-gappedcomputer(disconnectedfromtheinternet).Cryptojackingapps
慢霧:Furucombo被盜資金發生異動,多次使用1inch進行兌換:據慢霧MistTrack,2月28日攻擊Furucombo的黑客地址(0xb624E2...76B212)于今日發生異動。黑客通過1inch將342 GRO、69 cWBTC、1700萬cUSDC兌換成282 ETH,并將147ETH從Compound轉入到自己的地址,截至目前該黑客地址余額約170萬美元,另一個黑客地址余額為約1200萬美元。[2021/3/3 18:12:14]
Cryptojackinghasbeenahotfavoriteamongstcybercriminalsduetothelowbarrierstoentryandlowoverheadsrequired.Furthermore,itoffersthemthepotentialforlong-termrecurringincome.DespitetheirlowerprocessingpowerwhencomparedtoPCs,mobiledevicesareincreasinglybecomingatargetofcryptojacking.
Apartfromweb-browsercryptojacking,cybercriminalsarealsodevelopingprogramsthatappeartobelegitimategaming,utilityoreducationalapps.However,manyoftheseappsaredesignedtosecretlyruncrypto-miningscriptsinthebackground.
Therearealsocryptojackingappsthatareadvertisedaslegitimatethird-partyminers,buttherewardsaredeliveredtotheappdeveloperinsteadoftheusers.
Tomakethingsworse,cybercriminalshavebecomeincreasinglysophisticated,deployinglightweightminingalgorithmstoavoiddetection.
Cryptojackingisincrediblyharmfultoyourmobiledevicesastheydegradeperformanceandaccelerateswearandtear.Evenworse,theycouldpotentiallyactasTrojanhorsesformorenefariousmalware.
Compound 33號和34號提案已通過:Compound Labs剛剛發推宣布,033號提案和034號提案已通過社區投票,將于兩天的等候期后執行。33號提案內容包括:通過取消COMP自動賠付降低Gas成本和允許治理機構按市場分配COMP(而不是根據借款需求動態分配)。34號提案內容包括:通過移除Dai儲蓄率(0.00%)降低Gas成本。[2020/12/27 16:37:51]
Thefollowingstepscanbetakentoguardagainstthem.
Onlydownloadappsfromofficialstores,suchasGooglePlay.Piratedappsarenotpre-scannedandaremorelikelytocontaincryptojackingscripts.Monitoryourphoneforexcessivebatterydrainingoroverheating.Oncedetected,terminateappsthatarecausingthis.Keepyourdeviceandappsupdatedsothatsecurityvulnerabilitiesgetpatched.Useawebbrowserthatguardsagainstcryptojackingorinstallreputablebrowserplug-ins,suchasMinerBlock,NoCoin,andAdblock.Ifpossible,installmobileantivirussoftwareandkeepitupdated.Freegiveawayandfakecrypto-minerapps
Theseareappsthatpretendtominecryptocurrenciesfortheirusersbutdon’tactuallydoanythingapartfromdisplayingads.Theyincentivizeuserstokeeptheappsopenbyreflectinganincreaseintheuser’srewardsovertime.Someappsevenincentivizeuserstoleave5-starratingsinordertogetrewards.Ofcourse,noneoftheseappswereactuallymining,andtheirusersneverreceivedanyrewards.
Toguardagainstthisscam,understandthatforthemajorityofcryptocurrencies,miningrequireshighlyspecializedhardware(ASICs),meaningitisnotfeasibletomineonamobiledevice.Whateveramountsyouminewouldbetrivialatbest.Stayawayfromanysuchapps.
聲音 | Compound總法律顧問:要求以太坊基金會披露ETH銷售狀況等于認為ETH是一種證券:Compound總法律顧問Jake Chervinsky發推稱:“美國法律要求‘內部人士’公開披露某些證券交易,但不要求披露非證券的大宗商品交易(沒有人會這樣做)。因此,有關以太坊基金會應該披露其ETH銷售的說法,基本上就是認為‘ETH是一種證券’,只不過包裝方式不同罷了。”[2019/12/16]
ClipperappsSuchappsalterthecryptocurrencyaddressesyoucopyandreplacethemwiththoseoftheattacker.Thus,whileavictimmaycopythecorrectrecipientaddress,theonetheypastetoprocessthetransactionisreplacedbythoseoftheattacker.
Toavoidfallingvictimtosuchapps,herearesomeprecautionsyoucantakewhenprocessingtransactions.
Alwaysdoubleandtriplechecktheaddressyouarepastingintotherecipientfield.Blockchaintransactionsareirreversiblesoyoushouldalwaysbecareful.Itisbesttoverifytheentireaddressinsteadofjustportionsofit.Someappsareintelligentenoughtopasteaddressesthatlooksimilartoyourintendedaddress.SIMswappingInaSIMswappingscam,acybercriminalgainsaccesstothephonenumberofauser.TheydothisbyemployingsocialengineeringtechniquestotrickmobilephoneoperatorsintoissuinganewSIMcardtothem.Themostwell-knownSIMswappingscaminvolvedcryptocurrencyentrepreneurMichaelTerpin.HeallegedthatAT&Twasnegligentintheirhandlingofhismobilephonecredentialsresultinginhimlosingtokensvaluedatmorethan20millionUSdollars.
Oncecybercriminalshavegainedaccesstoyourphonenumber,theycanuseittobypassany2FAthatreliesonthat.Fromthere,theycanworktheirwayintoyourcryptocurrencywalletsandexchanges.
AnothermethodcybercriminalscanemployistomonitoryourSMScommunications.Flawsincommunicationsnetworkscanallowcriminalstointerceptyourmessageswhichcanincludethesecond-factorpinmessagedtoyou.
Whatmakesthisattackparticularlyconcerningisthatusersarenotrequiredtoundertakeanyaction,suchasdownloadingafakesoftwareorclickingamaliciouslink.
Topreventfallingpreytosuchscams,herearesomestepstoconsider.
DonotuseyourmobilephonenumberforSMS2FA.Instead,useappslikeGoogleAuthenticatororAuthytosecureyouraccounts.Cybercriminalsareunabletogainaccesstotheseappseveniftheypossessyourphonenumber.Alternatively,youmayusehardware2FAsuchasYubiKeyorGoogle'sTitanSecurityKey.Donotrevealpersonalidentifyinginformationonsocialmedia,suchasyourmobilephonenumber.Cybercriminalscanpickupsuchinformationandusethemtoimpersonateyouelsewhere.Youshouldneverannounceonsocialmediathatyouowncryptocurrenciesasthiswouldmakeyouatarget.Orifyouareinapositionwhereeveryonealreadyknowsyouownthem,thenavoiddisclosingpersonalinformationincludingtheexchangesorwalletsyouuse.Makearrangementswithyourmobilephoneproviderstoprotectyouraccount.Thiscouldmeanattachingapinorpasswordtoyouraccountanddictatingthatonlyuserswithknowledgeofthepincanmakechangestotheaccount.Alternatively,youcanrequiresuchchangestobemadeinpersonanddisallowthemoverthephone.WiFiCybercriminalsareconstantlyseekingentrypointsintomobiledevices,especiallytheonesofcryptocurrencyusers.OnesuchentrypointisthatofWiFiaccess.PublicWiFiisinsecureandusersshouldtakeprecautionsbeforeconnectingtothem.Ifnot,theyriskcybercriminalsgainingaccesstothedataontheirmobiledevices.TheseprecautionshavebeencoveredinthearticleonpublicWiFi.
ClosingthoughtsMobilephoneshavebecomeanessentialpartofourlives.Infact,theyaresointertwinedwithyourdigitalidentitythattheycanbecomeyourgreatestvulnerability.Cybercriminalsareawareofthisandwillcontinuetofindwaystoexploitthis.Securingyourmobiledevicesisnolongeroptional.Ithasbecomeanecessity.Staysafe.
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