[From nobody Thu Aug 30 12:00:02 2007 Return-path: <diogo@moredata.pt> Envelope-to: cpatrao@localhost Delivery-date: Wed, 29 Aug 2007 12:32:47 +0100 Received: from localhost ([127.0.0.1]:49858 helo=firestorm.md.pt ident=fetchmail) by firestorm.md.pt with esmtp (Exim 4.63) (envelope-from <diogo@moredata.pt>) id 1IQLmt-0007ip-IL for cpatrao@localhost; Wed, 29 Aug 2007 12:32:47 +0100 X-Original-To: cpatrao@moredata.pt Delivered-To: cpatrao@moredata.pt Received: from mail.moredata.pt by firestorm.md.pt with POP3 (fetchmail-6.3.6) for <cpatrao@localhost> (single-drop); Wed, 29 Aug 2007 12:32:43 +0100 (WEST) Received: by sprint.moredata.pt (Postfix, from userid 108) id 886CDEC616; Wed, 29 Aug 2007 12:30:41 +0100 (WEST) X-Spam-Checker-Version: SpamAssassin 3.1.7-deb (2006-10-05) on sprint.moredata.pt X-Spam-Level: X-Spam-Status: No, score=-3.5 required=5.5 tests=ALL_TRUSTED,AWL,BAYES_00, HTML_50_60,HTML_MESSAGE,MIME_HTML_ONLY,NO_REAL_NAME autolearn=ham version=3.1.7-deb Received: from mailrly07.isp.novis.pt (mailrly07.isp.novis.pt [195.23.133.217]) by sprint.moredata.pt (Postfix) with ESMTP id 224DDEC616 for <tec@moredata.pt>; Wed, 29 Aug 2007 12:30:32 +0100 (WEST) Received: (qmail 17803 invoked from network); 29 Aug 2007 11:30:29 -0000 Received: from unknown (HELO mailfrt02.isp.novis.pt) ([195.23.133.194]) (envelope-sender <diogo@moredata.pt>) by mailrly07.isp.novis.pt with compressed SMTP; 29 Aug 2007 11:30:29 -0000 Received: (qmail 28646 invoked from network); 29 Aug 2007 11:30:29 -0000 Received: from unknown (HELO localhost.localdomain) ([195.23.125.237]) (envelope-sender <diogo@moredata.pt>) by mailfrt02.isp.novis.pt with SMTP; 29 Aug 2007 11:30:29 -0000 Content-Type: multipart/related; boundary="_----------=_1188387019179280" MIME-Version: 1.0 X-Mailer: MIME::Lite 3.01 (F2.6; T1.13; A1.16; B3.05; Q3.03) Date: Wed, 29 Aug 2007 11:30:19 UT To: tec@moredata.pt From: diogo@moredata.pt Sender: diogo@moredata.pt Subject: Diogo Oliveira recomenda-lhe este artigo Message-Id: <20070829113033.224DDEC616@sprint.moredata.pt> Clamav-filter: Virus Scan Checked. Mail to be clean Content-Transfer-Encoding: 7bit This is a multi-part message in MIME format. --_----------=_1188387019179280 Content-Disposition: inline Content-Length: 4257 Content-Type: text/html Content-Transfer-Encoding: quoted-printable <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"> <html> <head> <title>*Clix</title> </head> <body bgcolor=3D"#FFFFFF" text=3D"#4B4B4B" link=3D"#4B4B4B" vlink=3D"#4B4= B4B" alink=3D"#4B4B4B"> <font face=3D"Verdana,Arial,Helvetica" size=3D"1" color=3D"#4B4B4B">Sen=E3= o conseguir visualizar correctamente esta mensagem <a href=3D"http://exam= einformatica.clix.pt/noticias/mercados/216030.html">Clique aqui</a></font= > <table width=3D"100%" border=3D"0" cellspacing=3D"0" cellpadding=3D"0" al= ign=3D"0"> <tr><td colspan=3D"3"> <table width=3D"100%" border=3D"0" cellspacing=3D"0" cellpadding=3D"0"> <tr><td width=3D"468"><img src=3D"http://images.clix.pt/canais/exameinfor= matica/header_envia_1.gif" width=3D"468" height=3D"48" alt=3D"" border=3D= "0"></td> <td background=3D"http://images.clix.pt/canais/exameinformatica/header_en= via_bg.gif"> <table width=3D"100%" border=3D"0" cellspacing=3D"0" cellpadding=3D"4"> <tr><td align=3D"right" valign=3D"bottom" height=3D"62">&nbsp;</td></tr>= </table></td></tr></table></td></tr> <tr><td colspan=3D"3" bgcolor=3D"#CFCFCF"><img src=3D"http://images.clix.= pt/vazio.gif" width=3D"1" height=3D"8"></td></tr> <tr><td width=3D"8" bgcolor=3D"#CFCFCF"><img src=3D"http://images.clix.pt= /vazio.gif" width=3D"8" height=3D"1"></td> <td width=3D"100%" valign=3D"top"><table width=3D"100%" border=3D"0" cell= spacing=3D"0" cellpadding=3D"4"> <tr><td><img src=3D"http://images.clix.pt/vazio.gif" width=3D"1" height=3D= "10"></td></tr> <tr><td> <table width=3D"100%" border=3D"0" cellspacing=3D"0" cellpadding=3D"0"><t= r> <td valign=3D"top"><img src=3D"http://images.clix.pt/picasso/25/51/2851= 25.gif"></td> <td width=3D"100%"> <table width=3D"100%" border=3D"0" cellspacing=3D"0" cellpadding=3D"2"> <tr><td><font face=3D"Verdana,Arial,Helvetica" size=3D"2" color=3D"#4B4B= 4B"><b>Estudo: Firefox mais vulner=E1vel, mas Internet Explorer mais atac= ado</b></font></td></tr> <tr><td><font face=3D"Verdana,Arial,Helvetica" size=3D"2" color=3D"#4B4B= 4B">Um estudo da Honeynet Project descobriu mais vulnerabilidades no Fire= fox, por=E9m o Internet Explorer (IE) sofre muito mais ataques.=20 </font></td></tr> </table></td></tr></table></td></tr> <tr><td><img src=3D"http://images.clix.pt/vazio.gif" width=3D"1" height=3D= "5"></td></tr> <tr><td><font face=3D"Verdana,Arial,Helvetica" size=3D"2" color=3D"#4B4B4= B">A informa=E7=E3o parece contradit=F3ria, mas foi a conclus=E3o a que c= hegou este estudo. O Honeynet Project, uma entidade sem fins lucrativos, = analisou 300 mil URLs em Maio deste ano, usando os <i>browsers</i> Intern= et Explorer 6 SP2, Firefox 1.5.0 e Opera 8.0.0. A conclus=E3o =E9 a segui= nte: o Firefox registou duas vezes mais vulnerabilidades que o IE. Mas n=E3= o se registou nenhum ataque ao Firefox, enquanto o IE foi invadido quase = 200 vezes. <p> O Opera foi o navegador Web que apresentou o menor n=FAmero de falhas e, = como o Firefox, n=E3o sofreu nenhuma invas=E3o. Os investigadores acredit= am que a explica=E7=E3o para a aparente contradi=E7=E3o entre os n=FAmero= s do IE e do Firefox esteja no lan=E7amento mais r=E1pido de correc=E7=F5= es para o <i>browser</i> da Funda=E7=E3o Mozilla e a rapidez com que os s= eus utilizadores os instalam. <p> Isto porque, em m=E9dia, os utilizadores do Firefox tendem a ser mais con= scientes dos riscos que os do IE. Estes, por incluir muitos leigos, possi= velmente demoram mais tempo a instalar as correc=E7=F5es de seguran=E7a. = <p> Esta suposi=E7=E3o faz sentido. Os investigadores destacam que a instala=E7= =E3o de correc=E7=F5es representa, sem d=FAvida, um procedimento eficaz d= e seguran=E7a. Neste estudo, uma vers=E3o do IE6 com todos as actualiza=E7= =F5es visitou 2289 sites maliciosos sem sofrer nenhum dano. Vale a pena r= eferir que <a href=3D http://www.honeynet.org/papers/mws/KYE-Malicious_W= eb_Servers.htm TARGET=3D_blank>este estudo</a> foi feito em Maio e n=E3o= usou as vers=F5es mais recentes dos <i>browsers</i>: Internet Explorer 7= .0, Firefox 2.0.0.6 e Opera 9.23. </font></td></tr> <tr><td><img src=3D"http://images.clix.pt/vazio.gif" width=3D"1" height=3D= "5"></td></tr> <tr><td><font face=3D"Verdana,Arial,Helvetica" size=3D"2" color=3D"#4B4B4= B">Para ver outros artigos <a href=3D"http://exameinformatica.clix.pt"><b= >clique aqui</b></a> </font></td></tr></table></td> <td width=3D"8" bgcolor=3D"#CFCFCF"><img src=3D"http://images.clix.pt/vaz= io.gif" width=3D8" height=3D"1"></td></tr> <tr><td colspan=3D"3" bgcolor=3D"#CFCFCF"><img src=3D"http://images.clix.= pt/vazio.gif" width=3D"1" height=3D"8"></td></tr></table> </body> </html> --_----------=_1188387019179280-- ]