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18 The Link Magazine • August 2004
        Is your PC                                           Spam, spam, spam, spam...
      bugging you?               uklinks4                 It's the bane of modern lives says Independent IT security consultant
                                                                         David Biggins from Eastleaze
   Call Practical     ^^          There are some          I daily find my emails buried by adverts for unwanted financial
    Applications Ltd                                      services, 'recreational pharmaceuticals' and offers to enlarge various
   for a friendly service         great resources         anatomical features.., a thankless job, advertising products where
   • Upgrades • Repairs                                   your headline is a personal insult to your intended clients, yet I feel
   • Networking & the internet     on the Internet.       little sympathy for the senders.
   • Home visits, collection                                Spam — junk email — is named  it in any public place.
      & delivery                  But do you know         after a Monty Python comic sketch,  In California, protestors signed
    Or for help getting started, call  where they are?    not directly after the meat, al-  a major spammer up for every
                                                                        t
    us days, evenings or weekends on                      though the SPAM"'""  people are not  known piece of paper junk mail.
         01793 321361                  We do!             amused.                    As a result, he was getting through
      Mobile 07919 263072                                   Two thirds of all email is now  three waste skips per day — not a
                                                          spam - clogging up mailboxes,  solution, since it is sadly illegal,
    E-mail: [email protected]
      www.practicalapplications.co.uk  www. ti klinks4.com  slowing down networks, much of but poetic justice.
                                                          it unacceptable in content. It is one  Various bodies are working on
                                                          of the biggest nuisances on the  technical methods to fight spam.
                                                          internet and to                     Unfortunately, I fear
                                                          many, the most ob-                  that side-effects of
                                                          jectionable.                        these solutions may
                                                            Dealing with                      make it harder for small
                                                          spam resembles a                    businesses to use the
                                                          war. Filters based on               net, and that many
                                                          lists of unacceptable               spammers will bypass
                                                          words were de-                      them by using viruses
                                                          feated by spammers                  to hijack peoples' PCs
                                                          misspelling or dis-                 to send spam un-
                                                          guising those                       traceably -but more on
                                                          words. Statistical fil-             that later.
                                                          ters are increasingly challenged by
                                                          messages padded with random      Priory Vale
                                                          text. A filter that only accepts email
                                                          from people you know may suc-  by-passed by BT
                                                          ceed — until viral techniques make  BT are celebrating that all their
                                                          spam seem to come from your  Wiltshire exchanges are now
                                                          friends. Besides, businesses need  Broadband enabled, but residents
                                                          to receive email from people they  in parts of Oakhurst, Priory Vale
                                                          don't already know.        and also Taw Hill are still frus-
                                                           Organisations like Spamhaus  trated by the lack of service - be-
                                                          publish block-lists — and are sued  cause their homes are too far from
                                                          by spammers for interrupting  the exchange in Blunsdon.
       c!4 WeOfrke                                        trade. Laws controlling spam are  A recent survey of Priory Vale
                                                          bypassed by sending from coun-  residents revealed that:
                                                          tries with weaker laws, or just ig-
                                                                                     • 86% of Priory Vale residents own
                                                          nored.
                                                                                     a computer at home;
                                                           Prosecutions have started  • Of those, 49% think they are un-
                                                          against the biggest spammers, but  able to access broadband via their
                                                         will take years. Since the vast ma-  BT landline, while only 21% are
                                                         jority of spam is from the USA,  able to use broadband at this time.
                                                          the laws will first be challenged  • 76% of Priory Vale residents who
                                                          against their constitutional free-  are unable to receive broadband
                                                          dom of speech.             would like to do so, and 47% of
                            James Butcher Housing          So there is no cure. But you can  residents would be willing to join
                                                         do things to help:
                            Association provides a                                   a campaign to bring broadband
                                                          • Some spam silently confirms  throughout the area.
                            wide choice of quality,      your email address when it is dis-  One resident comments, "BT
                            affordable housing for       played. Turn off the preview pane  boast that every new development
                                                         in your mail reader, so that no
                            those in retirement in the   messages are displayed unless you  will have access to broadband,
                                                                                     what happened at Priory Vale?"
                            Swindon area.                explicitly open them;        Jason Mann from BT com-
                                                          • Get a good spam filter and keep  mented, "a very small minority of
                                                         it up to date;
                            Tel: 01672 515622                                        customers on an exchange (typi-
                                                          • Never click anything in a spam  cally about 1 in 25) are out of reach
                            www.jbha.co.uk               email, even the 'opt out' hotspot -  of ADSL broadband. When the
                                                         it may only confirm your email  distance from the exchange gets
                                                         address;                    close to the current limit the situa-
                                                          • Do not set your filter to reply  tion can vary even among custom-
                                                         with 'non-delivery' notices — most  ers in the same street. Some might
                  James Butcher                          spam forges its 'from' address, so  be able to get the service and oth-
                                                         you will be sending to the wrong
                  Housing Association                    person;                     ers might not. We are currently
                                                         • Never give your email address  conducting trials to extend the
           Providing accommodation throughout the central and south of England.      reach and if these are successful
                                                         to any website unless you trust
          A charity, incorporated as an Industrial and Provident Society No. 16602 R.  then many of these people should
                                                         their privacy policy, and never post
                                                                                     be able to get broadband."
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