Why hello Scott. John T eServices For You
> -----Original Message----- > From: [EMAIL PROTECTED] [mailto:IMail_Forum- > [EMAIL PROTECTED] On Behalf Of R. Scott Perry > Sent: Monday, December 19, 2005 7:04 AM > To: [email protected] > Subject: Re: [IMail Forum] Plugin to approve incoming mail > > > There are some email servers (which I don't know) that automatically > can send back an email to the sender, > > asking the sender to authenticate himself by clicking on a link in the > message or by simply replying to the > > message. > > Ah, it sounds like someone wanted me to post again! :) > > Top 10 reasons why challenge/response (C/R) is bad: > > [1] You end up being a spammer (the majority of spam sent to you will > result in confirmation requests being sent to innocent victims) > [2] Spammers now send pretend confirmation requests, presumably to make > people less likely to respond to C/R requests > [3] Many people respond to C/R requests that they never initiated > (sometimes intentionally, sometimes not). Some people who are fed up > with bogus C/R requests respond to all of 'em, knowing that the spam > will start getting through to people hiding behind C/R. > [4] C/R companies have been known to send out spam and harvest addresses > of people sending to their customers, and apparently sell those > addresses to spammers > [5] The C/R system is patented, so most anti-spam programs using C/R > have legal liabilities waiting to be ironed out. The C/R program you > buy today may go under tomorrow. > [6] Confirmations sent to mailing lists won't work > [7] Confirmations sent to others using C/R won't work. If everybody had > C/R, nobody could send E-mail to anybody! > [8] People who offer a free service end up losing money (by spending > time investigating and responding to C/R systems, dealing with spam > received as a result, etc.) and sometimes get fed up with C/R systems > and eventually stop offering free advice (never knowing how many people > won't get their E-mails), harming everybody. > [9] Legitimate E-mail from automated services won't be seen (such as > when ordering products online) > [10] Due to #1-#9, most C/R challenges are treated as spam -- if the > challenge never gets through, the response will never get through. > -Scott > > To Unsubscribe: http://www.ipswitch.com/support/mailing-lists.html > List Archive: http://www.mail-archive.com/imail_forum%40list.ipswitch.com/ > Knowledge Base/FAQ: http://www.ipswitch.com/support/IMail/ To Unsubscribe: http://www.ipswitch.com/support/mailing-lists.html List Archive: http://www.mail-archive.com/imail_forum%40list.ipswitch.com/ Knowledge Base/FAQ: http://www.ipswitch.com/support/IMail/
