??????s? ?????f???a??? S?st?

1
??????s? ?????f???a??? S?st?µ?t??
?a??a ?a??da mka_at_aegean.gr ??????S?????
??G???? ????? ???????O? ?????F?????O? ???
???????O????O? S?S?????O?
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?ef??a?? 4? ? ??f?a?? ?p??e???s? ??e?t??????
?p??e??e?? ?a? ??e?t?????? ?µp????

• St???? t?? 4?? ?efa?a???
• ??? ? te???????a t?? Internet ???a?e t??
  p??t?se?? a??a? ?a? ta ep??e???µat??? µ??t??a
• ?? e??a? ??e?t?????? eµp???? ??? t? ??e?t??????
  eµp???? ???a?e t? ?ata?a??t??? ??a???? eµp????
  ?a? t?? s??a??a??? µeta?? ep??e???se??
• ???a e??a? ta ????a s?st?µata p????µ?? st?
  ??e?t?????? eµp????
• ??? µp??e? ? te???????a t?? Internet ?a
  d?e??????e? t? d?a?e???s? ?a? t? s??t???sµ? t??
  es?te????? ?a? t?? d?ep??e???s?a???
  ep??e???µat???? d?e??as???
• ???e? e??a? ?? ßas???? d?????t???? ?a?
  ???a??s?a??? p?????se?? p?? t??e?ta? ap? t?
  ??e?t?????? ep??e??e?? ?a? t? ??e?t?????? eµp????

3

• To Internet
• ?etat??peta? µe ta?e?? ???µ??? st?? ?at e?????
  ?p?d?µ? ??a ??e?t?????? ?µp????
• ?????µe???? ?a? e????st? s????? te????????? ?a?
  p??t?p??
• ?? t?p??es?e? ?st?? e??a? d?a??s?µe? 24 ??e? t??
  ?µ??a
• ?pe?te??e? t??? d?a????? d?a??µ??
• ?e???e? t? ??st?? s??a??a???
• ?e???e? ta ??st? ??a d?ast????t?te? s??t???sµ??

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??a ep??e???µat??? µ??t??a

• St? pa?e???? ?? p????f???e? s?et??? µe ta
  p?????ta ?a? t?? ?p??es?e? s??d???ta? µe t?
  f?s??? a??s?da a??a?
• S?µe?a ? p????f???a ??e? ap?desµe??e? ap? t??
  pa?ad?s?a?? a??s?da a??a?
• ???a?? ep??e???µat???? µ??t????
• ??µ??????a ???? ep??e???µat???? µ??t????

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??a ep??e???µat??? µ??t??a

• ?s?µµet??a p????f???s??
• ? ?at?stas? ?at? t?? ?p??a ta s??a??ass?µe?a µ???
  de? ????? t?? ?d?a p????f???s?. ?
  d?ap?a?µate?t??? ?s??? t?? µ????? p?? ??????e?
  s?µa?t???? p????f???e? ??a t? s??a??a?? e??a?
  µe?a??te??.
• ?o Internet µe???e? t?? as?µµet??a st??
  p????f???s?.

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??a ep??e???µat??? µ??t??a

• ????t?? ?a? eµß??e?a p????f???a?
• Se s??s? µe ta pa?ad?s?a?? ep??e???µat???
  µ??t??a, t? Internet ep?t??pe? t? d?e????s? t??
  p???t?? ?a? t?? eµß??e?a? t?? p????f???a?.

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??a ep??e???µat??? µ??t??a

• ?p??e???µat??? ???t??a p?? ßas????ta? st?
  Internet
• ???????? ?at?st?µa ?pe??e?a? p???s? f?s????
  p?????t?? se pe??te? (?t?µa ? ep??e???se??).
• ??aµes??aß?t?? ?????f????? ???sf??e? p????f???e?
  s?et??? µe t? d?a?es?µ?t?ta ?a? t?? t?µ?? t??
  p?????t??. ??e? ?s?da ap? d?af?µ?se?? ?a? ap? t??
  ?ate????s? pe?at?? se ep??e???se??.
• ??aµes??aß?t?? S??a??a??? ??te?e? ??e?t???????
  s??a??a??? ?a? aµe?ßeta? ??a a?t?.

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??a ep??e???µat??? µ??t??a

• ?p??e???µat??? ???t??a p?? ßas????ta? st?
  Internet
• ??e?t?????? (? d??t?a??) a???? ?a???e? t?
  (??f?a??) pe??ß????? p?? ???s?µ?p????? ?? p???t??
  ?a? ?? a???ast?? s??a???ss??ta?.
• ??????? pe??e??µ???? ????s? ??f?a???
  pe??e??µ????
• ??????? d?ad??t?a??? ?p??es??? ???sf??e?
  ?p??es?e? d?ad??t??? ?a? ?e?d??e? ap? t???,
  s??d??µ??, d?af?µ?se??, s?????? st???e???
  µ???et???? ??a t??? pe??te?.

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??a ep??e???µat??? µ??t??a

• ?p??e???µat??? ???t??a p?? ßas????ta? st?
  Internet
• ???????? ?????t?ta ???sf??e? ??f?a?? pe??ß?????
  ??a t?? ep????????a at?µ?? µe ????? e?d?af????ta.
  
• ??ad??t?a?? ???? S?µe?? p??sßas??, s?????t??s?
  p????f?????, e?e?d??e?µ??e? ?p??es?e?.
• ??a?t??e?? pe??e??µ???? s???e?t?????? ?a? p?????
  ??f?a?? pe??e??µe?? ? efa?µ????.

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?at?????e? s??a??a??? ??e?t??????? eµp?????

• ?eta?? ep??e???se?? ?a? ?ata?a??t??
  (Business-to-consumer - B2C)
• ?eta?? ep??e???se?? (Business-to-business - B2B
• ?eta?? ?ata?a??t?? (Consumer-to-consumer - C2C
• ?eta?? ep??e???se?? ?a? d?????s??
  (Business-to-Government B2G)
• ?eta?? ?ata?a??t?? ?a? d?????s??
  (Consumers-to-Government)
• ????t? eµp???? (m-commerce) ??. eµp???? µ?s?
  as??µat?? p??sßas?? (p? ????t? t???f??a, PDAs)

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?p?µes???ß?s? ?pa?aµes???ß?s?

• ?µese? p???se?? µ?s? Internet
• ? e???e??? d?aµes??aß?t?? ap? t?? a??s?da a??a?,
  se ???sµ????? ep??e???µat????? ???d???, µe t??
  ape??e?a? p???s? st??? pe??te? µe???e? t? ??st??
  s??a??a???.
• Se ?????? ep??e???µat????? ??d??? ? a?????
  d?aµes???ß?s?? µetat?p??eta? st?? a??s?da a??a?,
  d?µ???????ta? ??e? ep??e???µat???? e??a???e?.

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?a ?f??? t?? ap?µes???ß?s?? ??a t?? ?ata?a??t?
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?????ep?d?ast??? µ???et???? ?a? e?at?µ??e?s?

• S?????? p????f????? ??a t??? pe??te? µe ???s?
  ????sµ???? e?????? ?st?se??d?? µe s?µa?t???
  ?aµ???te?? ??st?? se s?????s? µe t?? pa?ad?s?a???
  ??e??e? a?????.
• ?e???????a e?at?µ??e?s?? d??t?a??? se??d??
  s?µf??a µe t? p??s?p??? p??f?? ?a? t??
  p??????µe?e? s??a??a??? t?? pe??t?.

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??at?µ??e?s? ??p??es??? ?st??
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?e?at??e?t????? ??a????? ????se??

• ?? apa?t?se?? µ?s? t?? ?st?? st?? e??t?se??
  pe?at?? st???????? ??a ???sµa t?? ??st??? t??
  ???ta??? t??ef?????? e??p???t?s? t?? pe??t?
• ?p?????? s?µa?t???? e???????µ?se?? ap? t? ???s?
  efa?µ???? a?t?e??p???t?s?? pe?at?? µ?s? t??
  ?st??, ?p?? p.?. ?st?t?p?? p????f?????
  ae??p?????? pt?se??
• ?a pa?ad?s?a??, ßas?sµ??a st? t???f???, ???t?a
  ???se?? (call centers) ????? e??p????e? µe t??
  ?st?

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??e?t?????? eµp???? µeta?? ep??e???se??

• ??e?t??????? p??µ??e?e? µ?s? Internet
  a?t??a??st??? ?????ß??e? d?ad??as?e? p??
  ßas????ta? st?? a?ta??a?? e????f??.
• ?? ep??e???se?? p????? se ???e? ep??e???se?? µ?s?
  t?? Web sites, t?? ?d??t???? ??ad???? d??t??? ?a?
  t?? ??e?t??????? a?????.
• ?a ?d??t??? ??ad??? d??t?a ap?te???? t?? ta??te?a
  a?apt?ss?µe?? a???? ??e?t??????? eµp?????
• ?d??t??? a?ta??a?t???a

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?a??de??µa Lightnin

• ???a e??a? ta ?f??? ap? t? ???s? ????sµ????
  d?e???t?s?? pa?a??e???? t?? ßas??eta? st?? ?st?
• ??? pa???e? a?t? t? s?st?µa a??a st? Lightnin ?a?
  t??? pe??te? t??

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??e?t?????? eµp???? µeta?? ep??e???se??
?d??t??? ??ad??? d??t??
19
???t?a?? a????
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S?st?µata ??e?t??????? p????µ??

• S?st?µata p????µ?? µe p?st?t??? ???ta µ?s?
  Internet.
• ?? ??e?t?????? p??t?f??? ap????e?e? p??s?p???
  st???e?a ?a? st???e?a t?? p?st?t???? ???ta? ??a
  t? d?e??????s? t?? ??e?t??????? s??a??a???.
• ?????p????µ??
• S?st?µata p????µ?? s?ss??e?µ???? ?p????p??
  s???e?t?????? t?? ??e?se?? ?a? ? p????µ? ???eta?
  µ?s? p?st?t???? ???ta? ? s??d??µ?? (p?. ????t??
  t??ef???a?)

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S?st?µata ??e?t??????? p????µ??

• S?st?µata p????µ?? ap????e?µ???? a??a? (Stored
  value payment system) ?µese? p????µ?? µ?s?
  ??f?a??? ???a??asµ??.
• ??f?a?? ???µa ?e?st? ??a p????µ? µ????? p?s??
• S?st?µata p????µ?? µeta?? ?µ?t?µ?? de
  ??e?????ta? ?at??? p?st?t???? ???ta?
• ???p?e? ???te?
• ...

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??? p????f???a? st? ??e?t?????? eµp????
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???s? ??d?d??t??? (intranets)

• S??des?µ?t?ta p????? d?af??et???? te?????????
• ?pe?tas?µ?t?ta s?µf??a µe t?? a????e? t??
  ep??e???s??
• S??d?asµ?? d?af??et???? µ??f?? ded?µ????
  (?e?µe??, ????, e????a)
• ????? d?epaf? web
• ?e??µ??? ??st?? d?a??µ?? p????f???a?

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?fa?µ???? intranet ??a t? ??e?t?????? ep??e??e??

• ???µat???????µ??? ?a? ????st???
• ?????p???? p???? ??????? e??µ???s? e??a??µ????,
  e?pa?de?s?
• ????se?? ?a? µ???et???? s??t???sµ?? p???t??
• S??t???sµ?? ?a? ??e???? ?a?a?????

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?fa?µ???? intranet ??a t? ??e?t?????? ep??e??e??
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???p???s? ep??e???µat???? d?ad??as???

• ?? ??st?? t?? e??p???s?? t?? ep??e???µat????
  d?ad??as??? e??a? s?µa?t???.
• ? te???????a t?? Internet e??a? ??????µ???
  s?µf????sa se s??s? µe t?? a??pt???
  ep??e???s?a??? s?st?µat??.
• ?a Intranets ße?t?????? t? s??t???sµ? t??
  ep??e???µat???? d?ad??as??? st? es?te???? t??
  ep??e???s??.
• ?a Extranets ep?t??p??? t? s??t???sµ? t??
  d?ad??as??? µeta?? ep??e???se?? ?a? t?? pe?at??
  s??e??at?? t???.

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??????se?? ?a? e??a???e?

• ???s?µ?t?ta ep??e???µat???? µ??t????
• ?pa?t?se?? a??a??? st?? ep??e???s?a???
  d?ad??as?e?.
• S??????se?? ?a?a???? d?a??µ??
• ??µ??? p?a?s?? ??e?t??????? eµp?????
• ??t?µata asf??e?a? ?a? p??stas?a? t??
  ?d??t???t?ta?.

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?a??de??µa t? p??pe? ?a p??s????? ?? ?ata?a??t??

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