On 9.12.2007, at 0.16, Peter Hessler wrote:

There are a couple of jerks that are tying to dictionary attack my
email server, and one of the vectors is pop3/imap logins.  Something I
would like to do in dovecot, but can't seem to find, is the ability to
disconnect after a certain number of errors.  The vast majority of my
users (i.e. me) don't hand-type POP3 or IMAP transactions, but when we
do, we know how to spell things properly.

Does dovecot have this?  A simiple look shows no.

It's hardcoded to src/imap-login/client.c:

#define CLIENT_MAX_BAD_COMMANDS 10

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