Ɗaya daga cikin mahimman ayyuka da ke fuskantar mai gudanar da sabar saƙon saƙon sa a cikin kamfani shine tace saƙonnin da ke ɗauke da spam. Cutarwa daga spam a bayyane yake kuma mai fahimta: ban da barazanar tsaro na bayanan kasuwanci, yana ɗaukar sarari akan rumbun kwamfutar uwar garken, kuma yana rage ingancin ma'aikata lokacin da ya shiga cikin "Akwatin saƙon saƙo". Rarrabe spam daga imel ɗin kasuwanci ba shi da sauƙi kamar yadda ake gani a farkon kallo. Gaskiyar ita ce kawai babu wata hanyar da za ta ba da tabbacin sakamako XNUMX% a cikin tace imel ɗin da ba a so, kuma ba daidai ba da aka saita spam gano algorithm na iya haifar da cutarwa ga kamfani fiye da spam kanta.
A cikin Zimbra Collaboration Suite, ana aiwatar da kariyar spam ta amfani da fakitin software da aka rarraba cikin yanci na Amavis, wanda ke aiwatar da SPF, DKIM kuma yana goyan bayan jerin baƙi, fari, da launin toka. Baya ga Amavis, Zimbra yana amfani da riga-kafi na ClamAV da kuma SpamAssassin spam filter. A yau SpamAssassin shine mafi kyawun mafita don tace spam. Ka'idar aikinsa ita ce, ana duba kowace wasiƙa mai shigowa don bin ka'idodin yau da kullun waɗanda ke da alaƙa don aika wasiƙar banza. Bayan kowane ingantaccen rajistan, SpamAssassin yana ba da takamaiman adadin maki zuwa imel. Yawancin maki da kuke samu a ƙarshen rajistan, mafi girman yuwuwar cewa ana bincika imel ɗin spam ne.
Irin wannan tsarin don kimanta haruffa masu shigowa yana ba ku damar daidaita tacewa cikin sauƙi. Musamman, kuna iya saita adadin maki waɗanda za a gane wasiƙar a matsayin abin tuhuma kuma a aika zuwa babban fayil ɗin Spam, ko kuna iya saita adadin maki waɗanda za a goge harafin har abada. Ta hanyar kafa tace spam ta wannan hanya, zai yiwu a warware matsaloli guda biyu lokaci guda: na farko, don kauce wa cika sararin faifai mai mahimmanci tare da wasiƙar banza mara amfani, na biyu, don rage yawan imel ɗin kasuwanci da aka rasa saboda spam. tace.
Babban matsalar da masu amfani da Zimbra na Rasha za su iya samu shine rashin shiri na ginanniyar tsarin hana spam don tace spam na harshen Rashanci daga cikin akwatin. Dalilin wannan ya ta'allaka ne a cikin rashin ginanniyar ƙa'idodi na rubutun Cyrillic. Abokan aiki na Yamma suna magance wannan batu ta hanyar share duk haruffa cikin Rashanci ba tare da wani sharadi ba. Lalle ne, yana da wuya cewa wanda yake da hankali da tunani mai zurfi zai yi ƙoƙari ya gudanar da wasiƙar kasuwanci tare da kamfanonin Turai a cikin Rashanci. Duk da haka, masu amfani daga Rasha ba za su iya yin wannan ba. Ana iya magance wannan matsala ta wani bangare ta hanyar ƙarawa duk da haka, ba za a iya tabbatar da dacewarsu da amincin su ba.
Saboda yawan yaɗuwa da lambar tushe, wasu, gami da kasuwanci, hanyoyin tsaro na bayanai za a iya saka su a cikin Zimbra Haɗin kai. Koyaya, tsarin kariyar barazanar cyber na tushen girgije na iya zama mafi kyawun zaɓi. Yawanci ana saita kariyar girgije duka a gefen mai bada sabis da kuma gefen sabar gida. Ma'anar saitin shine cewa an maye gurbin adireshin gida don wasiku masu shigowa da adireshin uwar garken girgije, inda ake yin tace haruffa, sannan sai a aika wasiƙun da suka wuce duk cak ɗin zuwa adireshin kamfanin. .
Ana haɗa irin wannan tsarin ta hanyar kawai maye gurbin adireshin IP na uwar garken POP3 don saƙo mai shigowa a cikin rikodin MX na uwar garken tare da adireshin IP na maganin girgijen ku. A wasu kalmomi, idan a baya rikodin MX na uwar garken gida yayi kama da wani abu kamar haka:
yankin.com. IN MX 0 pop
yankin.com. IN MX 10 pop
pop IN A 192.168.1.100
Sannan bayan maye gurbin ip-address tare da wanda mai ba da sabis na tsaro ya bayar (bari mu ce zai zama 26.35.232.80), shigarwar zata canza zuwa mai zuwa:
yankin.com. IN MX 0 pop
yankin.com. IN MX 10 pop
pop IN A 26.35.232.80
Har ila yau, yayin saitin, a cikin asusun sirri na dandalin girgije, kuna buƙatar saka adireshin yankin da imel ɗin da ba a tace ba zai fito, da adireshin yankin da ya kamata a aika da tace imel. Bayan waɗannan matakan, za a tace wasiƙar ku akan sabar wata ƙungiya ta ɓangare na uku, wacce za ta ɗauki alhakin tsaron saƙon da ke shigowa cikin kamfani.
Don haka, Zimbra Collaboration Suite cikakke ne ga ƙananan kasuwancin biyu waɗanda ke buƙatar mafi araha amma amintacce mafita ta imel, da manyan kamfanoni waɗanda ke aiki koyaushe don rage haɗarin da ke tattare da barazanar yanar gizo.
Don duk tambayoyin da suka shafi Zextras Suite, zaku iya tuntuɓar Wakiliyar kamfanin Zextras Katerina Triandafilidi ta e-mail. [email kariya]
source: www.habr.com