? ??e????s? ?????? ??e?t??????? ?????µat?? p? d????e? ? ????? Sfa??a?????, e??µe???e? t??? ???ste? t?? d?ad??t??? s?et??? µe t?? e?t?p?sµ? µ?a? s?ßa??? e?p??e?a? st??...
asf??e?a ???s?? t?? p??t??????? ???pt????f?s?? SSL-3, ? ?p??a ???µ?st??e Poodle (Padding Oracle On Downloaded Legacy Encryption).
??d???te?a, t? p??t?????? ???pt????f?s?? SSL-3 ???s?µ?p??e?ta? e????? ??a t?? ???pt???af?µ??? ep????????a µeta?? e??? pe?????t? (browser) ?a? e??? d?a??µ?st? (server). ?? ?a? t? p??t?????? SSL 3.0 e??a? pe??p?? de?ap??te (15) et??, e?a??????e? ?a ???s?µ?p??e?ta? e????? sta pe??ss?te?a p?????µµata pe?????s?? (browsers) ?a? ?? efed???? (backup) st??? d?a??µ?st??, e?? ta s??????a p??t?????a ???pt????f?s?? ap?t????? ?a s??de????.
S???e???µ??a, ? e? ???? e?p??e?a ep?t??pe? se ??a? ?a??ß???? ???st? (cracker) ?a p?a?µat?p???se? ep???se??, ?? ?p??e? ???µ????ta? ?? "man-in-the-middle" ?a? ?a pa?a??µ?e? t?? ???pt???af?µ??? ep????????a µeta?? e??? pe?????t? (browser) ?a? e??? d?a??µ?st? (server) s???????ta? e?a?s??ta p??s?p??? ded?µ??a, a??? ?a? ta cookies t?? s??d?se??. ?e ta st???e?a a?t?, st? s????e?a (? ?a??ß????? ???st??) µp??e? ?a ap??t?se? p??sßas? st??? d?ad??t?a???? ???a??asµ??? t?? ???st??.
?p?p??s??t??, t? s?µa?t???te?? p??ß??µa p?? p????pte? ap? t?? e?p??e?a Poodle e??a? ?t? e?a?a????e? t?? ?p?ß??µ?s? (downgrade) se SSL 3.0, ?a??st??ta? e????t? a??µa ?a? ??a s?st?µa p?? ???s?µ?p??e? a??te?? µ???d? ???pt????f?s??, ?p?? t? p??t?????? TLS (Transport Layer Security).
S?µe???eta? ?t? ?? s?????e? st?? ?p??e? µp??e? ??p???? ?a??ß????? ???st?? (cracker) ?a e?µeta??e?te? t?? a??t??? e?p??e?a µe s?et??? e?????a e??a? sta d?µ?s?a d??t?a (?p?? ta public WiFi).
?a????ta? ?? ???ste? t?? d?ad??t??? ?a ?aµß????? ta a??????a e????sta µ?t?a p??stas?a?, ??a t?? ap?f??? p??sß???? ap? t?? pa?ap??? e?p??e?a:
??? ? pe?????t?? (browser) t??? t? ?p?st????e?, ?a ape?e???p???s??? t? p??t?????? SSL 3.0 ? ?a ???s?µ?p???s??? e??a?e?a p?? ?p?st??????? TLS_FALLBACK_SCSV (Transport Layer Security Signalling Cipher Suite Value), t? ?p??? ?a ap?t???e? ep???se?? ?p?ß??µ?s?? (downgrades).
?a ????? p??t?te e??µe??µ??? (update) t?? pe?????t? (browser) t??? st?? te?e?ta?a ep?s?µ? ??d?s?.
?a e??a? ?d?a?te?a p??se?t???? st? ???s? t?? d?µ?s??? d??t??? (public WiFi).
?pe???µ??eta? ?t? ??a a?????a pe??stat???, ?? p???te? µp????? ?a ep?????????? µe t?? ??e????s? ?????? ??e?t??????? ?????µat?? sta a??????a st???e?a ep????????a?:
???ef?????: 210-6476959
St?????ta? e-mail st?: ccu@cybercrimeunit.gov.gr
??s? t?? efa?µ???? (application) ??a ???p?a t???f??a (smart phones), µe ?e?t??????? s?st?µa ios - android : CYBERKID
