"The last years have seen the growth of botnets and its transformation inta highly profitable business. Most of the botnets seen until now have used the same basic concepts. This presentation intends tshow what are the major challenges faced by botnet authors and what they
might try in the future tsolve them.
The presentation will pass through some interesting solutions for botnet design challenges. A layered and extensible approach for Bots will be presented, showing that solutions from exploit construction (like metasploit), P2P networks (Gnutella and Skype), authentication (digital signatures) and covert channels research fields can be used tmake botnets more reliable, extensible and hard tput down." "Augustworks with Information Security since 2000. He worked for security consulting companies, Moduland Proteus, as security analyst and project manager. Augustalsworked in BankBoston, a Bank of America branch, as security manager, and now works as CSin a Credit Card processing company.
In 2003, coined the term honeytoken during a discussion with other researchers on the focus-ids mailing list. In his last research, Augustbuilt a Proof of Concept Trojan horse that works against the most recent security measures from Brazilian online banks, presented at the CNASI Conference in 2005. He is an active blogger
(http://www.paesdebarros.com.br/indexpb.html).
Current president of the Brazilian ISSA Chapter, he alsgives Criptography and Ethical Hacking classes tthe post-graduation courses from IBTA University. He is finishing his Master in Computer Engineering at the Technology Research Institute (Institutde Pesquisas Tecnologicas de SoPaulo), working on a methodology for internal threats detection."

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