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@ rand8766646
2023-08-10 11:57:39Edit
/etc/mail/sendmail.mcand locate the section starting withLOCAL_CONFIG:LOCAL_CONFIG O CipherList=kEECDH:+kEECDH+SHA:kEDH:+kEDH+SHA:+kEDH+CAMELLIA:kECDH:+kECDH+SHA:kRSA:+kRSA+SHA:+kRSA+CAMELLIA:!aNULL:!eNULL:!SSLv2:!RC4:!MD5:!DES:!EXP:!SEED:!IDEA:!3DES O ServerSSLOptions=+SSL_OP_NO_SSLv2 +SSL_OP_NO_SSLv3 +SSL_OP_NO_TLSv1 +SSL_OP_NO_TLSv1_1 +SSL_OP_CIPHER_SERVER_PREFERENCE O ClientSSLOptions=+SSL_OP_NO_SSLv2 +SSL_OP_NO_SSLv3 +SSL_OP_NO_TLSv1 +SSL_OP_NO_TLSv1_1