Am 01.07.2011 12:56, schrieb Antonio Tommasi: > Hi to all, > i describe my scenarious and i'd like any suggest to resolve/limit the > problem. > > Some user, in my University, reply to phishing email and give username and > password > of your email account; then the malicious send spam email up to we block > account, > but our server often will list in blacklist. > > There is a way to limit this problem? If i enable smtp-auth can i limit sent > email in timestamp? > Any other suggestion?
anvil_rate_time_unit = 1800s smtpd_client_connection_rate_limit = 50 but this restricts only connections/ip and does not help if userdata form poor idiots are distrributed worldwide normally everybody who is offering userdata to foreigners should be tarred and feathered as also the individuals buying some crap after receiving spam mails since they are the only reason sending millions mails every hour is a working business
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