{"id":466,"date":"2026-10-16T13:58:55","date_gmt":"2026-10-16T13:58:55","guid":{"rendered":"https:\/\/www.promail.com.tr\/bilgi-bankasi\/?p=466"},"modified":"2026-10-16T21:42:26","modified_gmt":"2026-10-16T21:42:26","slug":"promail-webmail-iki-asamali-kimlik-dogrulama-2fa-ve-hesap-guvenligi","status":"publish","type":"post","link":"https:\/\/www.promail.com.tr\/bilgi-bankasi\/promail-webmail-iki-asamali-kimlik-dogrulama-2fa-ve-hesap-guvenligi\/","title":{"rendered":"ProMail Webmail \u0130ki A\u015famal\u0131 Kimlik Do\u011frulama (2FA) ve Hesap G\u00fcvenli\u011fi"},"content":{"rendered":"

Kurumsal e-posta hesaplar\u0131, siber sald\u0131rganlar\u0131n hedefledi\u011fi en kritik dijital varl\u0131klar\u0131n ba\u015f\u0131nda gelir. Yaln\u0131zca \u015fifre korumas\u0131 kullanmak, kimlik av\u0131 (phishing) veya parola s\u0131z\u0131nt\u0131s\u0131 durumlar\u0131nda hesab\u0131n\u0131z\u0131n ele ge\u00e7irilme riskini art\u0131r\u0131r. ProMail Webmail \u0130ki A\u015famal\u0131 Kimlik Do\u011frulama (2FA – Two-Factor Authentication)<\/strong> altyap\u0131s\u0131, standart \u015fifrenizin yan\u0131 s\u0131ra ak\u0131ll\u0131 telefonunuzda \u00fcretilen 6 haneli zaman damgal\u0131 TOTP kodunu veya kurtarma e-postas\u0131n\u0131 zorunlu k\u0131larak hesab\u0131n\u0131z\u0131 maksimum d\u00fczeyde korur.<\/p>\n

Bu rehberde, ProMail Webmail aray\u00fcz\u00fcnde 2FA kurulumu, kurtarma e-postas\u0131 yap\u0131land\u0131rmas\u0131, \u015fifre de\u011fi\u015fikli\u011fi ve \u00fc\u00e7\u00fcnc\u00fc taraf istemciler (Outlook, Thunderbird) i\u00e7in Uygulama Parolas\u0131 (App Password)<\/strong> y\u00f6netimini ad\u0131m ad\u0131m inceleyece\u011fiz.<\/p>\n

\n

2FA ve Hesap G\u00fcvenli\u011fi \u00d6zellik Matrisi<\/h2>\n
\n\n\n\n\n\n\n\n\n
\u00d6zellik<\/th>\nA\u00e7\u0131klama<\/th>\n\u00d6nerilen Yap\u0131land\u0131rma<\/th>\n<\/tr>\n<\/thead>\n
Do\u011frulama Y\u00f6ntemi<\/strong><\/td>\nZamana Dayal\u0131 Tek Seferlik \u015eifre (TOTP)<\/td>\nGoogle Authenticator \/ Microsoft Authenticator \/ 1Password<\/td>\n<\/tr>\n
Kurtarma Yolu<\/strong><\/td>\nG\u00fcvenilir ikincil e-posta adresi<\/td>\n\u015eirket d\u0131\u015f\u0131 kurumsal veya g\u00fcvenilir ki\u015fisel e-posta<\/td>\n<\/tr>\n
Uygulama Parolalar\u0131<\/strong><\/td>\nOutlook \/ Mobil istemciler i\u00e7in \u00f6zel token<\/td>\n2FA aktifken ana \u015fifre yerine \u00fcretilen \u00f6zel uygulama parolas\u0131<\/td>\n<\/tr>\n
Parola Karma\u015f\u0131kl\u0131\u011f\u0131<\/strong><\/td>\nMinimum 10 karakter, b\u00fcy\u00fck\/k\u00fc\u00e7\u00fck harf, rakam ve sembol<\/td>\n90 g\u00fcnde bir periyodik g\u00fcncelleme<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n
\n

1. Webmail G\u00fcvenlik ve Hesap Ayarlar\u0131na Eri\u015fim<\/h2>\n
    \n
  1. ProMail Webmail<\/a> aray\u00fcz\u00fcne kurumsal e-posta adresiniz ve \u015fifrenizle giri\u015f yap\u0131n.<\/li>\n
  2. Sol dikey men\u00fcn\u00fcn en alt\u0131nda yer alan Ayarlar (\u00c7ark Simgesi)<\/strong> butonuna t\u0131klay\u0131n.<\/li>\n
  3. Sol gezinti a\u011fac\u0131ndan Hesap (Account Settings)<\/strong> sekmesini se\u00e7in.<\/li>\n
  4. Bu ekranda dil, saat dilimi ve genel se\u00e7eneklerin hemen yan\u0131nda Parolay\u0131 De\u011fi\u015ftir<\/strong> ve \u0130ki A\u015famal\u0131 Kimlik Do\u011frulama<\/strong> panellerini g\u00f6receksiniz.<\/li>\n<\/ol>\n

    \"ProMail<\/p>\n

    \n

    2. \u0130ki A\u015famal\u0131 Kimlik Do\u011frulama (2FA) Kurulum Ad\u0131mlar\u0131<\/h2>\n

    Webmail hesab\u0131n\u0131zda 2FA’y\u0131 etkinle\u015ftirmek i\u00e7in a\u015fa\u011f\u0131daki ad\u0131mlar\u0131 izleyin:<\/p>\n

    Ad\u0131m 1: Kurulum Sihirbaz\u0131n\u0131 Ba\u015flatma<\/h3>\n
      \n
    1. Hesap Ayarlar\u0131 ekran\u0131ndaki \u0130ki A\u015famal\u0131 Kimlik Do\u011frulama<\/strong> kart\u0131nda yer alan mavi “Etkinle\u015ftir”<\/strong> ba\u011flant\u0131s\u0131na t\u0131klay\u0131n.<\/li>\n
    2. Ekrana iki a\u015famal\u0131 do\u011frulama kurulum sihirbaz\u0131 penceresi gelecektir.<\/li>\n<\/ol>\n

      \"ProMail<\/p>\n

      Ad\u0131m 2: Kurtarma E-Posta Adresini Belirleme<\/h3>\n
        \n
      1. Olas\u0131 bir telefon kayb\u0131 durumunda hesab\u0131n\u0131za eri\u015fimi kaybetmemek i\u00e7in Kurtarma E-Posta Adresi (Recovery Email)<\/strong> ve Kurtarma E-Posta Adresini Do\u011frula<\/strong> alanlar\u0131na eri\u015febildi\u011finiz ikincil bir adres yaz\u0131n (\u00d6rn: guvenlik@ornekalanadi.com<\/code>).<\/li>\n
      2. Adreslerin birebir e\u015fle\u015fti\u011finden emin olun.<\/li>\n
      3. \u0130leri<\/strong> butonuna t\u0131klay\u0131n.<\/li>\n<\/ol>\n

        Ad\u0131m 3: TOTP Uygulamas\u0131 ile E\u015fle\u015ftirme<\/h3>\n
          \n
        1. Ak\u0131ll\u0131 telefonunuzda Google Authenticator<\/strong>, Microsoft Authenticator<\/strong> veya Authy<\/strong> uygulamas\u0131n\u0131 a\u00e7\u0131n.<\/li>\n
        2. Yeni hesap ekle (+) se\u00e7ene\u011fini se\u00e7in ve ekrandaki QR Kodu<\/strong> kameran\u0131zla taray\u0131n.<\/li>\n<\/ol>\n

          > QR kod okunam\u0131yorsa ekranda verilen 32 karakterlik gizli anahtar\u0131 uygulaman\u0131za manuel olarak girin.<\/em><\/p>\n

            \n
          1. Mobil uygulaman\u0131z\u0131n \u00fcretti\u011fi 6 haneli do\u011frulama kodunu Webmail ekran\u0131ndaki ilgili kutucu\u011fa yaz\u0131n ve Do\u011frula & Etkinle\u015ftir<\/strong> butonuna t\u0131klay\u0131n.<\/li>\n<\/ol>\n
            \n

            3. \u00dc\u00e7\u00fcnc\u00fc Taraf E-posta \u0130stemcileri \u0130\u00e7in: Uygulama Parolas\u0131 (App Password)<\/h2>\n

            \u0130ki a\u015famal\u0131 kimlik do\u011frulama etkinle\u015ftirildi\u011finde, Outlook 2016, eski mobil uygulamalar veya IMAP\/SMTP ile ba\u011flanan arka plan servisleri do\u011frudan TOTP kodu giremedikleri i\u00e7in ba\u011flant\u0131 hatas\u0131 verebilir.<\/p>\n

            [IMPORTANT]<\/strong> 2FA aktif olan hesaplarda Outlook, Thunderbird veya Mac Mail kurulumu yaparken ana hesap \u015fifreniz kabul edilmez<\/strong>. Sistem taraf\u0131ndan otomatik \u00fcretilen Uygulama Parolas\u0131<\/strong> kullan\u0131lmal\u0131d\u0131r.<\/div>\n

            Uygulama Parolas\u0131 Nas\u0131l \u00dcretilir?<\/h3>\n
              \n
            1. Ayarlar > Hesap<\/strong> men\u00fcs\u00fcne gelin.<\/li>\n
            2. 2FA aktif olduktan sonra g\u00f6r\u00fcnen Uygulama Parolalar\u0131 (App Passwords)<\/strong> b\u00f6l\u00fcm\u00fcne t\u0131klay\u0131n.<\/li>\n
            3. Uygulama ad\u0131 girin (\u00d6rn: Sirket Bilgisayari Outlook<\/code> veya iPhone Mail<\/code>).<\/li>\n
            4. Olu\u015ftur<\/strong> butonuna t\u0131klay\u0131n.<\/li>\n
            5. Ekranda tek seferlik g\u00f6sterilen 16 karakterlik rastgele \u015fifreyi kopyalay\u0131p Outlook veya telefonunuzdaki \u015fifre alan\u0131na yap\u0131\u015ft\u0131r\u0131n.<\/li>\n<\/ol>\n
              \n

              4. Webmail \u015eifresini De\u011fi\u015ftirme<\/h2>\n

              Hesap \u015fifrenizi g\u00fcncellemek istedi\u011finizde:<\/p>\n

                \n
              1. Ayarlar > Hesap<\/strong> ekran\u0131nda \u00fcstte yer alan Parolay\u0131 De\u011fi\u015ftir<\/strong> butonuna t\u0131klay\u0131n.<\/li>\n
              2. Mevcut Parola<\/strong>: G\u00fcncel kulland\u0131\u011f\u0131n\u0131z \u015fifreyi girin.<\/li>\n
              3. Yeni Parola<\/strong>: En az 10 karakterden olu\u015fan, harf, rakam ve sembol i\u00e7eren g\u00fc\u00e7l\u00fc bir \u015fifre belirleyin.<\/li>\n
              4. Yeni Parolay\u0131 Do\u011frula<\/strong>: Yeni \u015fifrenizi tekrar yaz\u0131n ve Kaydet<\/strong> butonuna bas\u0131n.<\/li>\n<\/ol>\n
                \n

                S\u0131k\u00e7a Sorulan Sorular (SSS)<\/h2>\n

                Telefonumu kaybeder veya s\u0131f\u0131rlarsam hesab\u0131ma nas\u0131l giri\u015f yapar\u0131m?<\/h3>\n

                Giri\u015f ekran\u0131nda “Do\u011frulama kodunu alam\u0131yorum” veya “Kurtarma y\u00f6ntemi kullan” se\u00e7ene\u011fine t\u0131klayarak kurulum s\u0131ras\u0131nda tan\u0131mlad\u0131\u011f\u0131n\u0131z kurtarma e-postan\u0131za tek kullan\u0131ml\u0131k ge\u00e7ici giri\u015f ba\u011flant\u0131s\u0131 g\u00f6nderilmesini sa\u011flayabilirsiniz.<\/p>\n

                2FA kodlar\u0131 internet ba\u011flant\u0131s\u0131 olmadan \u00e7al\u0131\u015f\u0131r m\u0131?<\/h3>\n

                Evet. Google Authenticator ve Microsoft Authenticator gibi TOTP uygulamalar\u0131 zamana dayal\u0131 matematiksel algoritma (RFC 6238) kullan\u0131r. Telefonunuz u\u00e7ak modunda veya internetsiz olsa dahi kodlar do\u011fru \u00fcretilir.<\/p>\n

                2FA’y\u0131 istedi\u011fim zaman devre d\u0131\u015f\u0131 b\u0131rakabilir miyim?<\/h3>\n

                \u015eirketinizin ProMail alan ad\u0131 y\u00f6neticisi zorunlu 2FA politikas\u0131 uygulam\u0131yorsa, Ayarlar > Hesap > \u0130ki A\u015famal\u0131 Kimlik Do\u011frulama<\/strong> b\u00f6l\u00fcm\u00fcnden “Devre D\u0131\u015f\u0131 B\u0131rak” ba\u011flant\u0131s\u0131na t\u0131klayarak 2FA’y\u0131 kapatabilirsiniz. Ancak kurumsal g\u00fcvenlik i\u00e7in aktif tutulmas\u0131 \u015fiddetle \u00f6nerilir.<\/p>\n

                \n

                Yap\u0131land\u0131r\u0131lm\u0131\u015f Veri (Schema.org)<\/h2>\n