A talk about attacks against SSL that have been uncovered in the last 3-4 years. This talk delves into about what exactly was attacked and how it was attacked and how SSL is still a pretty useful piece of technology.
will tell you that a server’s particular certificate is trust worthy or not. O When a server got a certificate trusted by a root CA they get added to a list. O If a server is removed from the trusted listed they get added to a revocation list.
t-shirt O Attack against the PKI because of MD5 O The attack was against Intermediate CAs O There were theoretical attacks against MD5 since 2004 O They found out that RapidSSL had issued 97% certificates with MD5 hash.
t-shirt O Also the certificate serial number was sequential and time could be predicted O Used 200 PS3s to generate a certificate which had most parts from a legitimate cert but something different. O http://www.trailofbits.com/resources/creati ng_a_rogue_ca_cert_paper.pdf
intercept-paypal-other-secure-sessions.ars O http://technet.microsoft.com/en-us/library/cc962078.aspx O https://freedom-to-tinker.com/blog/sroosa/flawed-legal-architecture-certificate- authority-trust-model O http://arstechnica.com/security/news/2011/08/earlier-this-year-an-iranian.ars O http://arstechnica.com/security/news/2011/03/independent-iranian-hacker-claims- responsibility-for-comodo-hack.ars O http://en.wikipedia.org/wiki/Certificate_authority#cite_note-3 O http://vnhacker.blogspot.in/2011/09/beast.html O http://threatpost.com/en_us/blogs/new-attack-breaks-confidentiality-model-ssl-allows- theft-encrypted-cookies-091611